diff --git a/docker/miles-ports/Dockerfile b/docker/miles-ports/Dockerfile
index 940711fd..16db11ed 100644
--- a/docker/miles-ports/Dockerfile
+++ b/docker/miles-ports/Dockerfile
@@ -3,7 +3,7 @@
 # the build host has no docker).  The script produces the real image with
 # `crane append` (one layer from docker/miles-ports/make_layer.py) because the
 # build host has no docker daemon.  Pushed PRIVATE to
-# ghcr.io/michaellchung/yeto-miles-ports:<miles7>-<sglang7>.
+# ghcr.io/agentenv/yeto-miles-ports:<miles7>-<sglang7>.
 #
 #   docker build --platform linux/amd64 -f docker/miles-ports/Dockerfile \
 #     --build-arg MILES_COMMIT=... --build-arg SGLANG_COMMIT=... \
@@ -18,9 +18,9 @@
 # the fork sources and regenerates the version metadata.
 FROM docker.io/radixark/miles@sha256:4d69750720eb1a4b99976a3fed45ed018e1fc4fff3d240667fa17d258dfc6e0c
 
-ARG MILES_REPOSITORY=https://github.com/michaellchung/miles
+ARG MILES_REPOSITORY=https://github.com/agentenv/miles
 ARG MILES_COMMIT=44d41efd0a0428cb12b4ee34422de6f5e1ccb9d9
-ARG SGLANG_REPOSITORY=https://github.com/michaellchung/sglang
+ARG SGLANG_REPOSITORY=https://github.com/agentenv/sglang
 ARG SGLANG_COMMIT=2fa880182eefdb31e64d8ea70317be27f9f32121
 # setuptools-scm version of SGLANG_COMMIT (describe v0.5.20-69-g4e4148f1b);
 # pinned because the one-commit clone has no tags to describe.
diff --git a/docker/ppu-train/Dockerfile b/docker/ppu-train/Dockerfile
index 49755e8e..cdfc5c2e 100644
--- a/docker/ppu-train/Dockerfile
+++ b/docker/ppu-train/Dockerfile
@@ -82,7 +82,7 @@ RUN git init -q /opt/miles && cd /opt/miles \
 # verl fork at the commit yeto pins (yeto/rl/adapters/verl/pins.py). Its
 # runtime deps are in requirements.txt; vllm is not installed (the PPU
 # sampler is SGLang).
-ARG VERL_REPOSITORY=https://github.com/michaellchung/verl
+ARG VERL_REPOSITORY=https://github.com/agentenv/verl
 ARG VERL_COMMIT=acad9875a8bdfc81afbcb0a50d146b2630f44093
 RUN git init -q /opt/verl && cd /opt/verl \
  && git remote add origin "${VERL_REPOSITORY}" \
diff --git a/docker/yeto-release/README.md b/docker/yeto-release/README.md
index 42e4c26a..bbde61fa 100644
--- a/docker/yeto-release/README.md
+++ b/docker/yeto-release/README.md
@@ -47,7 +47,7 @@ the base image, the tag, the layer sha256 and (after a push) the image digest.
 
 | Date | Commit | Image | Layer |
 |---|---|---|---|
-| 2026-10-19 | eb516a2a | `ghcr.io/michaellchung/yeto-release@sha256:4681b4dce5ce8494101c5d4d116593572afd3fa46ca3087fa2685ff83e3d0220` | 25.96 MB, sha256 c9e2f69a… |
+| 2026-10-19 | eb516a2a | `ghcr.io/agentenv/yeto-release@sha256:4681b4dce5ce8494101c5d4d116593572afd3fa46ca3087fa2685ff83e3d0220` | 25.96 MB, sha256 c9e2f69a… |
 
 ## Not verified
 
diff --git a/docs/MILES_RL.md b/docs/MILES_RL.md
index d6617849..e1cc5a7d 100644
--- a/docs/MILES_RL.md
+++ b/docs/MILES_RL.md
@@ -389,11 +389,11 @@ claimed to be optimal for every model.
   either. A Modal island needs a syncer address reachable from Modal (head
   public IP, or `--syncer-public-addr` under `--controller local`).
 - **Images and pins** (`yeto/rl/__init__.py`). `--rl-engine ports` (default)
-  uses `MILES_NEXT_IMAGE` = `ghcr.io/michaellchung/yeto-miles-ports@sha256:37ac689e...`
+  uses `MILES_NEXT_IMAGE` = `ghcr.io/agentenv/yeto-miles-ports@sha256:37ac689e...`
   (tag `c35702e-4e4148f`, linux/amd64, **public** since 2026-10-07: pulled
   anonymously; a private `--rl-image` takes its login from `SKYPILOT_DOCKER_*`
   or `--rl-image-private`, see `launcher.registry_login_for`), which extends the public `radixark/miles` image with the
-  pinned forks: Miles `MILES_NEXT_COMMIT` = `c35702ee` (michaellchung/miles
+  pinned forks: Miles `MILES_NEXT_COMMIT` = `c35702ee` (agentenv/miles
   `yeto/ports` line) and SGLang `SGLANG_NEXT_COMMIT` = `4e4148f1`;
   `/opt/yeto/image-manifest.json` records every SHA. `--rl-image` overrides the
   digest. On Nebius a baked VM image holding these layers is used when the
@@ -782,7 +782,7 @@ launcher no longer forwards it.
 
 | engine source | who owns the island loop |
 | --- | --- |
-| `michaellchung/miles` at `MILES_NEXT_COMMIT` and `michaellchung/sglang` at `SGLANG_NEXT_COMMIT`, baked into `MILES_NEXT_IMAGE` (no bundle) | Yeto's `IslandDriver`; upstream Miles is used as a library through role ports |
+| `agentenv/miles` at `MILES_NEXT_COMMIT` and `agentenv/sglang` at `SGLANG_NEXT_COMMIT`, baked into `MILES_NEXT_IMAGE` (no bundle) | Yeto's `IslandDriver`; upstream Miles is used as a library through role ports |
 
 The learner verifies its source (repository, commit, clean detached checkout,
 import path) before any model is loaded
@@ -1321,7 +1321,7 @@ enters the algorithm hash. Each round emits `rl_advantage_transform`
 ### Policy-loss variants (`rl-algo-loss-variants`)
 
 > **Status: expressible, not opened.** Route B (user decision 2026-09-30):
-> the computation is a variant branch in the Miles fork (`michaellchung/miles`
+> the computation is a variant branch in the Miles fork (`agentenv/miles`
 > `yeto/ports`, `--policy-loss-variant`); yeto only describes, translates and
 > validates. The variants arrived in fork commit 5c1b49eb; the current
 > `MILES_NEXT_COMMIT` (ddce2099) descends from it and is listed in
@@ -1444,7 +1444,7 @@ and the image digest (this makes the single-island
 All four algorithms are the Miles shared actor/critic PPO (`--advantage-estimator
 ppo`; Miles derives `use_critic`) and differ only in the GAE variant, the value
 loss and a few loss terms. Yeto declares, validates, translates and orchestrates;
-the math lives in Miles or in the fork (`michaellchung/miles`).
+the math lives in Miles or in the fork (`agentenv/miles`).
 
 **Fork pin and overlay.** The GAE variants, the positive-example LM loss, the SAO
 math, the tied-embedding critic value head and `--critic-updates-per-step` exist
@@ -1716,7 +1716,7 @@ which loads `fn_path` and calls it with the actor on every rank. The
 trainable-state export/apply and grad-norm plugins live in Yeto. This and the
 other compatibility changes (elastic M1-M6 verbs, loss variants, Qwen3.8-Next
 LoRA layout, engine-failure propagation) are carried as commits on
-`michaellchung/miles` `yeto/ports`; they are **not** proposed upstream
+`agentenv/miles` `yeto/ports`; they are **not** proposed upstream
 (radixark/miles). `MILES_NEXT_COMMIT` must name a commit carrying them,
 otherwise `--rl-engine ports` refuses to start (before any Miles component or
 model is created) with an error naming the pin.
diff --git a/examples/stage1/glm5next-mini-modal-dense.yaml b/examples/stage1/glm5next-mini-modal-dense.yaml
index 28230adf..9e6e4112 100644
--- a/examples/stage1/glm5next-mini-modal-dense.yaml
+++ b/examples/stage1/glm5next-mini-modal-dense.yaml
@@ -62,8 +62,8 @@ store_access:
   head: direct
 
 images:
-  sampler: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
-  trainer: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  sampler: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  trainer: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
   docker_device_args: [--gpus, all]    # unused on Modal; the containers get the GPUs
 
 trainer:
diff --git a/examples/stage1/glm5next-mini-modal-g1c.yaml b/examples/stage1/glm5next-mini-modal-g1c.yaml
index ad1d7533..9d8445f7 100644
--- a/examples/stage1/glm5next-mini-modal-g1c.yaml
+++ b/examples/stage1/glm5next-mini-modal-g1c.yaml
@@ -68,8 +68,8 @@ store_access:
   head: direct
 
 images:
-  sampler: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
-  trainer: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  sampler: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  trainer: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
   docker_device_args: [--gpus, all]    # unused on Modal; the containers get the GPUs
 
 trainer:
diff --git a/examples/stage1/glm5next-mini-modal.yaml b/examples/stage1/glm5next-mini-modal.yaml
index 71e3b4d2..3845d4f0 100644
--- a/examples/stage1/glm5next-mini-modal.yaml
+++ b/examples/stage1/glm5next-mini-modal.yaml
@@ -54,8 +54,8 @@ store_access:
   head: direct
 
 images:
-  sampler: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
-  trainer: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  sampler: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+  trainer: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
   docker_device_args: [--gpus, all]    # unused on Modal; the containers get the GPUs
 
 trainer:
diff --git a/examples/stage1/modal-mini-inventory.yaml b/examples/stage1/modal-mini-inventory.yaml
index fd434c18..efc28eb5 100644
--- a/examples/stage1/modal-mini-inventory.yaml
+++ b/examples/stage1/modal-mini-inventory.yaml
@@ -13,7 +13,7 @@ nodes:
     hbm_gib: 80
     host_memory_gib: 400
     mounts: {/data: /data}
-    image: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+    image: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
     runtime: docker
     roles: [trainer]
   - name: modal-sampler
@@ -26,6 +26,6 @@ nodes:
     hbm_gib: 80
     host_memory_gib: 100
     mounts: {/data: /data}
-    image: ghcr.io/michaellchung/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
+    image: ghcr.io/agentenv/yeto-miles-ports@sha256:5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721
     runtime: docker
     roles: [sampler]
diff --git a/scripts/build_miles_ports_image.sh b/scripts/build_miles_ports_image.sh
index 82beb498..5b409eac 100755
--- a/scripts/build_miles_ports_image.sh
+++ b/scripts/build_miles_ports_image.sh
@@ -12,7 +12,7 @@
 #                            (default: shallow fetch into $OUT/megatron-lm)
 #   MILES_COMMIT / SGLANG_COMMIT  override the pinned fork commits
 #   CRANE                    crane binary (go-containerregistry >= 0.20)
-#   DEST_REPO                ghcr.io/michaellchung/yeto-miles-ports (private)
+#   DEST_REPO                ghcr.io/agentenv/yeto-miles-ports (private)
 # Registry auth: crane reads ~/.docker/config.json; nothing is printed.
 # Writes: $OUT/{layer.tar,image-manifest.json,build-record.json}
 set -euo pipefail
@@ -21,7 +21,7 @@ PUSH=0; [ "${1:-}" = "--push" ] && PUSH=1
 CRANE=${CRANE:-crane}
 MILES_SRC=${MILES_SRC:-$HOME/work/miles-next}
 SGLANG_SRC=${SGLANG_SRC:-$HOME/work/sglang-next}
-DEST_REPO=${DEST_REPO:-ghcr.io/michaellchung/yeto-miles-ports}
+DEST_REPO=${DEST_REPO:-ghcr.io/agentenv/yeto-miles-ports}
 OUT=${OUT:-$(mktemp -d /tmp/img-build-XXXXXX)}
 
 # radixark/miles multi-arch index (upstream docker/Dockerfile at radixark
diff --git a/scripts/build_verl_npu_image.sh b/scripts/build_verl_npu_image.sh
index a3fee358..9faa4700 100755
--- a/scripts/build_verl_npu_image.sh
+++ b/scripts/build_verl_npu_image.sh
@@ -58,7 +58,7 @@ VLLM_ASCEND_BRANCH="releases/v0.23.0"
 MINDSPEED_BRANCH="core_r0.18.0"
 MEGATRON_TAG="core_v0.18.0"
 TRANSFORMERS_VERSION="5.10.4"
-VERL_REPOSITORY="https://github.com/michaellchung/verl"
+VERL_REPOSITORY="https://github.com/agentenv/verl"
 VERL_COMMIT="acad9875a8bdfc81afbcb0a50d146b2630f44093"
 
 mkdir -p "$OUT_DIR"
diff --git a/scripts/build_yeto_release_image.sh b/scripts/build_yeto_release_image.sh
index 336edf2e..80e4cf02 100755
--- a/scripts/build_yeto_release_image.sh
+++ b/scripts/build_yeto_release_image.sh
@@ -9,7 +9,7 @@
 #
 # Inputs (env):
 #   CRANE      crane binary (go-containerregistry >= 0.20)
-#   DEST_REPO  ghcr.io/michaellchung/yeto-release
+#   DEST_REPO  ghcr.io/agentenv/yeto-release
 #   OUT        output directory (default: a new /tmp/yeto-release-XXXXXX)
 # Registry auth: crane reads ~/.docker/config.json; nothing is printed.
 # Writes: $OUT/{layer.tar,release-manifest.json,build-record.json[,image.tar]}
@@ -18,7 +18,7 @@ set -euo pipefail
 cd "$(dirname "$0")/.."
 PUSH=0; [ "${1:-}" = "--push" ] && PUSH=1
 CRANE=${CRANE:-crane}
-DEST_REPO=${DEST_REPO:-ghcr.io/michaellchung/yeto-release}
+DEST_REPO=${DEST_REPO:-ghcr.io/agentenv/yeto-release}
 OUT=${OUT:-$(mktemp -d /tmp/yeto-release-XXXXXX)}
 PREFIX=opt/yeto/src
 
diff --git a/scripts/check_miles_ports_image.sh b/scripts/check_miles_ports_image.sh
index 958aaec6..9178e4e9 100755
--- a/scripts/check_miles_ports_image.sh
+++ b/scripts/check_miles_ports_image.sh
@@ -40,8 +40,11 @@ chk sglang_version "$(sed -n 's/^__version__ = version = .\([^"'"'"']*\).*/\1/p'
 chk sglang_dist_info "$(ls opt/sglang/lib/python3.12/site-packages/ | grep -c "^sglang-${SGLANG_VERSION//+/_}.*dist-info$\|^sglang-${SGLANG_VERSION}.dist-info$")" 1
 chk manifest_miles "$(python3 -c 'import json;print(json.load(open("opt/yeto/image-manifest.json"))["miles"]["commit"])')" "$MILES_SHA"
 chk manifest_sglang "$(python3 -c 'import json;print(json.load(open("opt/yeto/image-manifest.json"))["sglang"]["commit"])')" "$SGLANG_SHA"
-chk miles_origin "$(git config -f root/miles/.git/config remote.origin.url)" "https://github.com/michaellchung/miles"
-chk sglang_origin "$(git config -f sgl-workspace/sglang/.git/config remote.origin.url)" "https://github.com/michaellchung/sglang"
+# Images built before 2026-10-22 carry the forks' former home (michaellchung);
+# the SHAs are the same on agentenv.
+chk_origin() { case "$2" in "https://github.com/agentenv/$3"|"https://github.com/michaellchung/$3") chk "$1" "$2" "$2" ;; *) chk "$1" "$2" "https://github.com/agentenv/$3" ;; esac; }
+chk_origin miles_origin "$(git config -f root/miles/.git/config remote.origin.url)" miles
+chk_origin sglang_origin "$(git config -f sgl-workspace/sglang/.git/config remote.origin.url)" sglang
 chk m3_lora_plugin_present "$(test -f root/miles/miles_plugins/models/qwen3_8_next/lora.py && echo yes)" yes
 chk qwen4exp_lora_hooks "$(grep -c supported_lora_modules sgl-workspace/sglang/python/sglang/srt/models/qwen4_exp.py | awk '{print ($1>0)?"yes":"no"}')" yes
 chk a27_workers_lost "$(grep -c workers_lost root/miles/miles/utils/workers/ray_worker_manager.py | awk '{print ($1>0)?"yes":"no"}')" yes
diff --git a/scripts/modal_qwen3_8_next_4layer_lora.py b/scripts/modal_qwen3_8_next_4layer_lora.py
index c4aa6d92..986e72fa 100644
--- a/scripts/modal_qwen3_8_next_4layer_lora.py
+++ b/scripts/modal_qwen3_8_next_4layer_lora.py
@@ -30,7 +30,7 @@
 import modal
 
 IMAGE = (
-    "ghcr.io/michaellchung/yeto-miles-ports:c35702e-4e4148f"
+    "ghcr.io/agentenv/yeto-miles-ports:c35702e-4e4148f"
     "@sha256:37ac689e29caeecf9faf8587a3ad58c154ecffc7798711d5bd59d792d002b9f9"
 )
 ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
diff --git a/tests/rl_loss_variant_reference.py b/tests/rl_loss_variant_reference.py
index c1919e9b..079e1d8a 100644
--- a/tests/rl_loss_variant_reference.py
+++ b/tests/rl_loss_variant_reference.py
@@ -1,7 +1,7 @@
 """Independent reference formulas for rl-algo-loss-variants (design D3, task 2.1).
 
 Written from the papers with plain torch on small tensors; imports neither
-yeto nor miles, so it can check the Miles fork (``michaellchung/miles``
+yeto nor miles, so it can check the Miles fork (``agentenv/miles``
 ``--policy-loss-variant``) and yeto's translation without sharing code.
 
 Notation: rho_t = exp(logp_t - old_logp_t), A_t the advantage, mask the loss
diff --git a/tests/test_rl_engine_pins.py b/tests/test_rl_engine_pins.py
index 165a1a03..62298707 100644
--- a/tests/test_rl_engine_pins.py
+++ b/tests/test_rl_engine_pins.py
@@ -35,7 +35,7 @@ def test_legacy_pins_and_bundle_are_gone():
 
 def _assert_ports_checkout(script: str, path: str) -> None:
     lowered = script.lower()
-    assert "bundle" not in lowered and "agentenv" not in lowered
+    assert "bundle" not in lowered and "michaellchung" not in lowered
     for repository, commit, name in (
         (rl.MILES_NEXT_REPOSITORY, rl.MILES_NEXT_COMMIT, "miles"),
         (rl.SGLANG_NEXT_REPOSITORY, rl.SGLANG_NEXT_COMMIT, "sglang"),
@@ -114,10 +114,47 @@ def test_verify_miles_revision_ports_rejects_commit_mismatch(tmp_path, monkeypat
         verify(tmp_path, expected=rl.MILES_NEXT_PINS)
 
 
+def test_miles_fork_lives_on_agentenv():
+    from yeto.rl.adapters.miles import pins
+
+    assert rl.MILES_NEXT_REPOSITORY == "https://github.com/agentenv/miles"
+    assert rl.SGLANG_NEXT_REPOSITORY == "https://github.com/agentenv/sglang"
+    assert rl.MILES_NEXT_IMAGE.startswith("docker:ghcr.io/agentenv/yeto-miles-ports@sha256:")
+    assert rl.MILES_NEXT_PINS.former_repositories == pins.MILES_NEXT_FORMER_REPOSITORIES
+
+
+@pytest.mark.parametrize(
+    "origin",
+    [
+        "https://github.com/agentenv/miles",
+        "https://github.com/agentenv/miles.git",
+        # Images built before the move keep the former origin in /root/miles.
+        "https://github.com/michaellchung/miles",
+        "https://github.com/michaellchung/miles.git/",
+    ],
+)
+def test_verify_miles_revision_accepts_current_and_former_origin(
+    tmp_path, monkeypatch, origin
+):
+    verify, _ = _fake_git(monkeypatch, tmp_path, commit=rl.MILES_NEXT_COMMIT, origin=origin)
+    assert verify(tmp_path, expected=rl.MILES_NEXT_PINS) == tmp_path.resolve()
+
+
+def test_island_commit_override_keeps_former_origins():
+    from types import SimpleNamespace
+
+    from yeto.rl.adapters.miles.island_entry import miles_revision_pins
+
+    pins = miles_revision_pins(SimpleNamespace(miles_commit="a" * 40))
+    assert pins.repository == rl.MILES_NEXT_REPOSITORY
+    assert pins.accepts_origin("https://github.com/michaellchung/miles.git")
+    assert not pins.accepts_origin("https://github.com/radixark/miles")
+
+
 def test_verify_miles_revision_ports_rejects_origin_mismatch(tmp_path, monkeypatch):
     verify, _ = _fake_git(
         monkeypatch, tmp_path, commit=rl.MILES_NEXT_COMMIT,
-        origin="https://github.com/agentenv/miles"
+        origin="https://github.com/radixark/miles"
     )
     with pytest.raises(RuntimeError, match="origin mismatch"):
         verify(tmp_path, expected=rl.MILES_NEXT_PINS)
diff --git a/tests/test_rl_engine_selection.py b/tests/test_rl_engine_selection.py
index 80c99a71..ac138fe4 100644
--- a/tests/test_rl_engine_selection.py
+++ b/tests/test_rl_engine_selection.py
@@ -171,7 +171,7 @@ def test_rl_image_default_is_the_ports_image(monkeypatch):
     ports = _cli(("--rl-engine", "ports"))
     _prepare_rl_args(ports)
     assert ports.rl_image == MILES_NEXT_IMAGE
-    assert "ghcr.io/agentenv" not in ports.rl_image
+    assert "/yeto-miles-ports@sha256:" in ports.rl_image  # not the legacy agentenv/miles image
     assert _island_task(ports, monkeypatch).resources.image_id == MILES_NEXT_IMAGE
     explicit = "docker:example/miles@sha256:" + "e" * 64
     pinned = _cli(("--rl-engine", "ports", "--rl-image", explicit))
diff --git a/tests/test_rl_ports_image.py b/tests/test_rl_ports_image.py
index 15585c2c..bc7daccc 100644
--- a/tests/test_rl_ports_image.py
+++ b/tests/test_rl_ports_image.py
@@ -44,7 +44,7 @@ def login(monkeypatch):
 def test_ports_image_is_the_private_digest_pinned_fork_image():
     assert rl.default_rl_image() == rl.MILES_NEXT_IMAGE
     assert re.fullmatch(
-        r"docker:ghcr\.io/(michaellchung|agentenv)/yeto-miles-ports@sha256:[0-9a-f]{64}",
+        r"docker:ghcr\.io/agentenv/yeto-miles-ports@sha256:[0-9a-f]{64}",
         rl.MILES_NEXT_IMAGE,
     )
     assert rl.MILES_NEXT_BASE_IMAGE.startswith("docker:docker.io/radixark/miles@sha256:")
diff --git a/tests/test_rl_reconfig_e1.py b/tests/test_rl_reconfig_e1.py
index de380ba9..8caae861 100644
--- a/tests/test_rl_reconfig_e1.py
+++ b/tests/test_rl_reconfig_e1.py
@@ -1,6 +1,6 @@
 """rl-infra-spec 3.1-3.7 (E1) CPU tests: journal, ledger, controller, driver safe point.
 
-The fakes below model the fork's membership contract (michaellchung/miles
+The fakes below model the fork's membership contract (agentenv/miles
 yeto/ports 0af62f4d: epoch CAS, idempotent repeat right after commit,
 ``incomplete`` after a half-failed stop, cordon/in-flight drain, cordoned
 admission). They are CPU stand-ins for protocol tests only; the GPU
diff --git a/tools/probes/e2_cut_harness.py b/tools/probes/e2_cut_harness.py
index 3b0f456c..bd82fcb6 100644
--- a/tools/probes/e2_cut_harness.py
+++ b/tools/probes/e2_cut_harness.py
@@ -54,7 +54,7 @@ def _current_miles_commit() -> str:
         raise RuntimeError("cannot find MILES_NEXT_COMMIT in yeto/rl/adapters/miles/pins.py")
     return m.group(1)
 
-IMAGE = f"ghcr.io/michaellchung/yeto-miles-ports@{IMAGE_DIGEST}"
+IMAGE = f"ghcr.io/agentenv/yeto-miles-ports@{IMAGE_DIGEST}"
 MILES_COMMIT = _current_miles_commit()
 IMAGE_TAG = f"{MILES_COMMIT[:7]}@{IMAGE_DIGEST[7:15]}"  # label only; the digest is the pin
 MODELS = {
diff --git a/tools/probes/s25_g1/image_probe.py b/tools/probes/s25_g1/image_probe.py
index 24701de9..156c7153 100644
--- a/tools/probes/s25_g1/image_probe.py
+++ b/tools/probes/s25_g1/image_probe.py
@@ -5,7 +5,7 @@
 import modal
 
 # Same digest as yeto.rl.adapters.miles.pins.MILES_NEXT_IMAGE (the container has no yeto).
-MILES_NEXT_IMAGE = ("docker:ghcr.io/michaellchung/yeto-miles-ports@sha256:"
+MILES_NEXT_IMAGE = ("docker:ghcr.io/agentenv/yeto-miles-ports@sha256:"
                     "5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721")
 
 app = modal.App("yeto-s25-g1-probe")
diff --git a/tools/probes/s25_g1/modal_app.py b/tools/probes/s25_g1/modal_app.py
index 73f0cf20..8c7e9c5f 100644
--- a/tools/probes/s25_g1/modal_app.py
+++ b/tools/probes/s25_g1/modal_app.py
@@ -39,7 +39,7 @@
 # T-G1B: YETO_G1_PLAN=examples/stage1/glm5next-mini-modal-dense.yaml (set at deploy time;
 # the image env carries it into every container, so all of them plan the same file)
 PLAN = os.environ.get("YETO_G1_PLAN", "examples/stage1/glm5next-mini-modal.yaml")
-IMAGE = ("ghcr.io/michaellchung/yeto-miles-ports@sha256:"
+IMAGE = ("ghcr.io/agentenv/yeto-miles-ports@sha256:"
          "5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721")
 MILES_COMMIT = "1618b5c38db80e17ec928cfa47fe832cb18565fc"  # s25-distopt
 MODELS_VOLUME, STORE_VOLUME = "yeto-s25-g1-models", "yeto-s25-g1-store"
diff --git a/yeto/rl/adapters/miles/algorithm_flags.py b/yeto/rl/adapters/miles/algorithm_flags.py
index 5e534a04..2082f237 100644
--- a/yeto/rl/adapters/miles/algorithm_flags.py
+++ b/yeto/rl/adapters/miles/algorithm_flags.py
@@ -249,7 +249,7 @@ def _builtin_rows() -> list[FlagMapping]:
     # (arguments.py:3194-3199), i.e. arbitrary overrides incl. use_tis/eps_clip:
     # it would bypass the spec entirely, so it is refused like any unmapped flag.
     "--custom-config-path",
-    # Miles fork (michaellchung/miles yeto/ports, rl-algo-loss-variants route
+    # Miles fork (agentenv/miles yeto/ports, rl-algo-loss-variants route
     # B): mapped by yeto.rl.algos.loss_variants; listed here so they are
     # adapter-owned from import time. Upstream only once the pin carries them
     # (loss_variants.FORK_COMMITS).
diff --git a/yeto/rl/adapters/miles/island_entry.py b/yeto/rl/adapters/miles/island_entry.py
index 48585224..b199a224 100644
--- a/yeto/rl/adapters/miles/island_entry.py
+++ b/yeto/rl/adapters/miles/island_entry.py
@@ -1108,14 +1108,20 @@ def miles_revision_pins(args: Any) -> Any:
     """The Miles commit the island checks for ``--miles-commit`` (full SHA); None
     without it (``verify_miles_revision`` then checks the pinned MILES_NEXT_PINS)."""
     from yeto.provenance import is_immutable_commit
-    from yeto.rl.adapters.miles.pins import MILES_NEXT_REPOSITORY, MilesRevisionPins
+    from yeto.rl.adapters.miles.pins import (
+        MILES_NEXT_FORMER_REPOSITORIES,
+        MILES_NEXT_REPOSITORY,
+        MilesRevisionPins,
+    )
 
     commit = getattr(args, "miles_commit", None)
     if not commit:
         return None
     if not is_immutable_commit(commit) or len(str(commit)) != 40:
         raise ValueError(f"--miles-commit must be a full 40-hex commit, got {commit!r}")
-    return MilesRevisionPins(MILES_NEXT_REPOSITORY, str(commit).lower())
+    return MilesRevisionPins(
+        MILES_NEXT_REPOSITORY, str(commit).lower(), MILES_NEXT_FORMER_REPOSITORIES
+    )
 
 
 def _preflight_codex_harness(args) -> None:
diff --git a/yeto/rl/adapters/miles/overlay.py b/yeto/rl/adapters/miles/overlay.py
index 53445e8c..1ea9c7fc 100644
--- a/yeto/rl/adapters/miles/overlay.py
+++ b/yeto/rl/adapters/miles/overlay.py
@@ -3,7 +3,7 @@
 The ports image ships Miles c35702e (``yeto.rl.MILES_NEXT_COMMIT``) installed
 editable at ``/root/miles`` (= ``~/miles``) and records that commit in
 ``/opt/yeto/image-manifest.json``.  The critic-family flags live on the fork
-branch ``yeto-critic-c357`` (michaellchung/miles, local, NOT pushed): the
+branch ``yeto-critic-c357`` (agentenv/miles, local, NOT pushed): the
 critic-family commits rebased onto c35702e.  Instead of a push + new image,
 the island setup applies ``c35702e..CRITIC_C357_RESULT_COMMIT`` as a
 ``git apply`` patch shipped inside the frozen code snapshot (the workdir).
diff --git a/yeto/rl/adapters/miles/pins.py b/yeto/rl/adapters/miles/pins.py
index 2bc5533b..6f78c8b9 100644
--- a/yeto/rl/adapters/miles/pins.py
+++ b/yeto/rl/adapters/miles/pins.py
@@ -12,12 +12,24 @@ class MilesRevisionPins(NamedTuple):
 
     repository: str
     commit: str
+    # Origins that also identify ``repository`` (the fork's earlier homes).
+    # Images already built keep the origin they were built with.
+    former_repositories: tuple[str, ...] = ()
+
+    def accepts_origin(self, origin: str) -> bool:
+        """True when ``origin`` (``.git`` suffix and trailing ``/`` ignored) names this fork."""
+
+        normalized = origin.rstrip("/").removesuffix(".git").rstrip("/")
+        return normalized in (self.repository, *self.former_repositories)
 
 MILES_PEFT_VERSION = "0.20.0"
 
 # Ports engine (the only Miles engine): upstream Miles plus yeto compatibility
-# commits on michaellchung/miles ``yeto/ports``; fetched directly, no bundle.
-MILES_NEXT_REPOSITORY = "https://github.com/michaellchung/miles"
+# commits on agentenv/miles ``yeto/ports``; fetched directly, no bundle.
+MILES_NEXT_REPOSITORY = "https://github.com/agentenv/miles"
+# The fork moved from michaellchung to agentenv on 2026-10-22 (same SHAs);
+# images built before the move carry the old origin in /root/miles.
+MILES_NEXT_FORMER_REPOSITORIES = ("https://github.com/michaellchung/miles",)
 MILES_NEXT_UPSTREAM_COMMIT = "9e4260de047a704208535c0e90c531929879ab40"
 # yeto/ports (= yeto-elastic-m1-m6 after four review rounds): run_plugin,
 # --worker-dynamic-port-start, the elastic M1-M6 changes and the LoRA bridge
@@ -56,7 +68,7 @@ class MilesRevisionPins(NamedTuple):
 MILES_NEXT_COMMIT = "44d41efd0a0428cb12b4ee34422de6f5e1ccb9d9"
 # sgl-project/sglang ``sglang-miles`` head when radixark/miles@9e4260d was
 # committed (upstream's Dockerfile follows that branch unpinned).
-SGLANG_NEXT_REPOSITORY = "https://github.com/michaellchung/sglang"
+SGLANG_NEXT_REPOSITORY = "https://github.com/agentenv/sglang"
 SGLANG_NEXT_UPSTREAM_COMMIT = "571212b636baca45e10fa3b4da11a289123f3235"
 # yeto/lora-checksum (a1240c530 = 9f29303 + WeightChecker checksum covers LoRA adapter A/B);
 # yeto/ports 9f29303: the ported agentenv/sglang patches (see sglang-patch-port.md).
@@ -64,7 +76,7 @@ class MilesRevisionPins(NamedTuple):
 # n17-qwen3coder-single-call (2fa880182 = 4e4148f1b + qwen3_coder honors
 # parallel_tool_calls=false under tool_choice=auto: at most one tool call; S17 N17).
 SGLANG_NEXT_COMMIT = "2fa880182eefdb31e64d8ea70317be27f9f32121"
-# Fork lineage on michaellchung/miles yeto/ports, oldest first; the single
+# Fork lineage on agentenv/miles yeto/ports, oldest first; the single
 # source for every "this fork commit carries X" set (rl-code-quality-cleanup
 # 0.7).  Each entry is the previous one plus the change named here; the newest
 # is MILES_NEXT_COMMIT.  Append a commit here and the loss-variant set
@@ -131,7 +143,9 @@ def miles_fork_lineage_from(commit: str) -> frozenset[str]:
 TMS_PRELOAD_BASE_BINARY_SHA256 = (
     "c26551247616cabb0bb79dbd26abb61a688a4bb47c9b6a6f9873cfc98093640d"
 )
-MILES_NEXT_PINS = MilesRevisionPins(MILES_NEXT_REPOSITORY, MILES_NEXT_COMMIT)
+MILES_NEXT_PINS = MilesRevisionPins(
+    MILES_NEXT_REPOSITORY, MILES_NEXT_COMMIT, MILES_NEXT_FORMER_REPOSITORIES
+)
 # radixark/miles:dev multi-arch index (upstream docker/Dockerfile at
 # radixark 9e4260d, sglang v0.5.20 base): the base MILES_NEXT_IMAGE extends
 # (its linux/amd64 manifest).  Public.
@@ -143,7 +157,8 @@ def miles_fork_lineage_from(commit: str) -> frozenset[str]:
 # SGLANG_NEXT_COMMIT at /sgl-workspace/sglang, both the base's editable
 # installs (pure-Python overlay, scripts/build_miles_ports_image.sh;
 # docker/miles-ports/Dockerfile).  /opt/yeto/image-manifest.json records
-# every SHA.  PUBLIC on ghcr.io/michaellchung since 2026-10-07 (anonymous
+# every SHA.  Copied digest-for-digest to ghcr.io/agentenv on 2026-10-22
+# (earlier home ghcr.io/michaellchung, public since 2026-10-07) (anonymous
 # pull); a private image needs SKYPILOT_DOCKER_{USERNAME,PASSWORD,SERVER} or
 # --rl-image-private (yeto.launcher.registry_login_for; read:packages token).
 # Tag 44d41ef-2fa8801; (S24 L2.2: Miles s24-miles-import2 and the lazy-modelopt
@@ -154,7 +169,7 @@ def miles_fork_lineage_from(commit: str) -> frozenset[str]:
 # @sha256:bcd5ffd3...; build record openspec/changes/rl-infra-spec/evidence/
 # ports-image/2026-10-14-17aeb5c-2fa8801/). Earlier: tag 386ae3b-2fa8801; (S23 P0-1.11 GPU run: Miles s23-sao-streaming-roles; previous 64b591a-2fa8801 @sha256:fa2413be...; build record openspec/changes/rl-infra-spec/evidence/ports-image/2026-10-14-386ae3b-2fa8801/). Earlier: (S19 #1: critic family + algo-supplement metrics baked in; previous ddce209-2fa8801 @sha256:9c252c38...) (S18 ARU-3: Miles s18-agentic-suspend = 2f7871fb2 + --agentic-suspend-between-turns; previous 2f7871f-2fa8801 @sha256:62b4f164..., efbbc63-2fa8801 @sha256:a7990076..., 8bc5223-4e4148f @sha256:4aeafd77...) ghcr.io/michaellchung (public package); linux/amd64 only.
 MILES_NEXT_IMAGE = (
-    "docker:ghcr.io/michaellchung/yeto-miles-ports@sha256:"
+    "docker:ghcr.io/agentenv/yeto-miles-ports@sha256:"
     "5b9dc2a9e6e315d73dabfbc6faae428b59cc01aabec6189645a5c8c80d6e3721"
 )
 MILES_NEXT_IMAGE_MANIFEST = "/opt/yeto/image-manifest.json"
@@ -179,8 +194,8 @@ def miles_fork_lineage_from(commit: str) -> frozenset[str]:
 def default_rl_image() -> str:
     """The digest-pinned ``--rl-image`` default.
 
-    MILES_NEXT_IMAGE: upstream Miles' image with the pinned michaellchung
-    forks preinstalled, public on ghcr.io/michaellchung (a registry login is
+    MILES_NEXT_IMAGE: upstream Miles' image with the pinned agentenv
+    forks preinstalled, on ghcr.io/agentenv (a registry login is
     injected only via SKYPILOT_DOCKER_* or --rl-image-private; see
     yeto.launcher.registry_login_for).
     """
diff --git a/yeto/rl/adapters/miles/revision.py b/yeto/rl/adapters/miles/revision.py
index 44161c23..29500ac0 100644
--- a/yeto/rl/adapters/miles/revision.py
+++ b/yeto/rl/adapters/miles/revision.py
@@ -134,7 +134,7 @@ def git(*args: str) -> str:
         raise RuntimeError(
             f"Miles revision mismatch: expected {expected.commit}, got {commit}"
         )
-    if origin.removesuffix(".git").rstrip("/") != expected.repository:
+    if not expected.accepts_origin(origin):
         raise RuntimeError(
             f"Miles origin mismatch: expected {expected.repository}, got {origin}"
         )
diff --git a/yeto/rl/adapters/miles/rollout.py b/yeto/rl/adapters/miles/rollout.py
index df2080d5..ce7b48eb 100644
--- a/yeto/rl/adapters/miles/rollout.py
+++ b/yeto/rl/adapters/miles/rollout.py
@@ -10,7 +10,7 @@
 
 E1 membership verbs (rl-infra-spec 3.4, :class:`~..ports.ElasticRolloutPool`)
 map yeto member ids (``engine:<cell>``) onto the fork's explicit membership
-API (fork M2/M3, michaellchung/miles ``yeto/ports`` 0af62f4d):
+API (fork M2/M3, agentenv/miles ``yeto/ports`` 0af62f4d):
 ``InferenceController.start_cells/stop_cells(expected_epoch)``,
 ``wait_cells_tracked``, ``drain_cells``/``uncordon_cells``,
 ``get_membership_status`` and ``restore_membership_state``. Only cells declared
diff --git a/yeto/rl/adapters/miles/state.py b/yeto/rl/adapters/miles/state.py
index 175296cf..9dcd076e 100644
--- a/yeto/rl/adapters/miles/state.py
+++ b/yeto/rl/adapters/miles/state.py
@@ -1,6 +1,6 @@
 """``PolicyState`` port over the actor ``run_plugin`` entry point (task 3.4, D4).
 
-Assumes the ``michaellchung/miles`` ``yeto/ports`` patch (task 1.4)::
+Assumes the ``agentenv/miles`` ``yeto/ports`` patch (task 1.4)::
 
     TrainGroup.run_plugin(fn_path: str, kwargs: dict | None = None) -> list[Any]
 
@@ -52,7 +52,7 @@ def require_run_plugin(controller_cls: Any = None) -> None:
         raise PolicyStateError(
             "the pinned Miles (MILES_NEXT_COMMIT "
             f"{MILES_NEXT_COMMIT[:12]}) has no TrainerController.run_plugin; "
-            "the ports engine needs the michaellchung/miles yeto/ports patch "
+            "the ports engine needs the agentenv/miles yeto/ports patch "
             "(rl-engine-ports task 1.4)."
         )
 
diff --git a/yeto/rl/adapters/miles/state_plugin.py b/yeto/rl/adapters/miles/state_plugin.py
index 5125287e..21e5d086 100644
--- a/yeto/rl/adapters/miles/state_plugin.py
+++ b/yeto/rl/adapters/miles/state_plugin.py
@@ -1,6 +1,6 @@
 """Trainable-state export/apply executed *inside* every Megatron rank (task 3.4, D4).
 
-Loaded by upstream's generic entry point (``michaellchung/miles`` ``yeto/ports``):
+Loaded by upstream's generic entry point (``agentenv/miles`` ``yeto/ports``):
 ``TrainGroup.run_plugin(fn_path, kwargs)`` -> ``train_actor.run_plugin`` ->
 ``load_function(fn_path)(actor, **kwargs)`` on every rank of every cell (the
 ports path guarantees a single cell). Every function here is collective: all
diff --git a/yeto/rl/adapters/verl/image.py b/yeto/rl/adapters/verl/image.py
index b096d1b1..5ad70f0c 100644
--- a/yeto/rl/adapters/verl/image.py
+++ b/yeto/rl/adapters/verl/image.py
@@ -7,7 +7,7 @@
 (``patch_verl``).  ``--rl-image verl-build:<commit>`` selects it; Modal caches
 the layers, so only the first run builds. yeto's object-store client (boto3,
 ``STORE_CLIENT_REQUIREMENTS``) is added to the same venv.  yeto's own image default
-(ghcr.io/michaellchung/yeto-miles-ports) is unchanged.
+(ghcr.io/agentenv/yeto-miles-ports) is unchanged.
 """
 
 from __future__ import annotations
diff --git a/yeto/rl/adapters/verl/pins.py b/yeto/rl/adapters/verl/pins.py
index 9736ae1e..52680645 100644
--- a/yeto/rl/adapters/verl/pins.py
+++ b/yeto/rl/adapters/verl/pins.py
@@ -1,12 +1,12 @@
 """verl pins (rl-verl-backend design D1, D10; user decision S16).
 
-The user's fork https://github.com/michaellchung/verl at acad9875 (the commit
+The user's fork https://github.com/agentenv/verl at acad9875 (the commit
 S16 measured on Modal 1xH100, VERL-MODAL-CHECK-S16.md).  Dependencies come
 from the fork's own ``uv.lock`` (``uv sync --frozen --all-packages --extra vllm
 --extra fsdp``), the same recipe as upstream ``docker/Dockerfile.uv.cu130``.
 """
 
-VERL_REPOSITORY = "https://github.com/michaellchung/verl"
+VERL_REPOSITORY = "https://github.com/agentenv/verl"
 VERL_COMMIT = "acad9875a8bdfc81afbcb0a50d146b2630f44093"
 VERL_BASE_IMAGE = "nvidia/cuda:13.0.2-devel-ubuntu24.04"
 VERL_PYTHON = "3.12"
diff --git a/yeto/rl/algos/critic_fork.py b/yeto/rl/algos/critic_fork.py
index 634eff75..8acaaf50 100644
--- a/yeto/rl/algos/critic_fork.py
+++ b/yeto/rl/algos/critic_fork.py
@@ -1,6 +1,6 @@
 """Miles fork pin for the critic family (rl-algo-critic-family, S13 fork merge).
 
-``yeto-critic-family`` on michaellchung/miles (local commit, not pushed, not in an
+``yeto-critic-family`` on agentenv/miles (local commit, not pushed, not in an
 image) merges the critic-family fork branches onto yeto/ports 039471508:
 
 * yeto-gae-variant ce96fc060 -- ``--gae-variant`` / ``--gae-lambd-mode`` /
diff --git a/yeto/rl/algos/loss_variants.py b/yeto/rl/algos/loss_variants.py
index 5982731f..114fc36e 100644
--- a/yeto/rl/algos/loss_variants.py
+++ b/yeto/rl/algos/loss_variants.py
@@ -1,7 +1,7 @@
 """Token-level policy-loss variants (change ``rl-algo-loss-variants``, route B).
 
 Registration module listed in :data:`yeto.rl.algos.EXTENSION_MODULES`. The
-computation lives in the Miles fork (``michaellchung/miles`` ``yeto/ports``,
+computation lives in the Miles fork (``agentenv/miles`` ``yeto/ports``,
 ``--policy-loss-variant``, design D1 route B); yeto only describes, translates
 and validates. Through the P0 registry (never by editing the shared files) it
 adds:
@@ -56,7 +56,7 @@
     "gmpo": (("gmpo_log_clip_low", 0.4), ("gmpo_log_clip_high", 0.4)),
 }
 
-# Fork CLI flags (FORK-2b, michaellchung/miles yeto-loss-variants); names
+# Fork CLI flags (FORK-2b, agentenv/miles yeto-loss-variants); names
 # checked against the fork diff before the pin moves.
 VARIANT_FLAG = "--policy-loss-variant"
 PARAM_FLAGS = {
diff --git a/yeto/rl/algos/sao.py b/yeto/rl/algos/sao.py
index 6d208664..680569aa 100644
--- a/yeto/rl/algos/sao.py
+++ b/yeto/rl/algos/sao.py
@@ -21,7 +21,7 @@
   (two roles with separate layouts, one syncer per role, lockstep paired
   fragments, critic optimizer steps = actor steps x num_critic_epochs);
 * :func:`sao_fork_argv` -- the Miles fork flags (``yeto-sao`` branch,
-  michaellchung/miles 6b5bd88c + ce96fc06 GAE variants) a spec translates to;
+  agentenv/miles 6b5bd88c + ce96fc06 GAE variants) a spec translates to;
 * rejections: SAO DIS fields without ``policy_objective='sao_dis'``, sao_dis
   without explicit bounds, sao_dis combined with another policy-loss variant,
   and sao_dis at the current ports pin (the fork commit carrying it is local
@@ -63,7 +63,7 @@
 HL_GAUSS_SIGMA_RATIO = 0.75
 VALUE_REWARD_RANGE = (0.0, 1.0)
 
-# Commits of michaellchung/miles carrying --policy-objective sao_dis and the
+# Commits of agentenv/miles carrying --policy-objective sao_dis and the
 # classification value loss: the critic-family fork pin (yeto-critic-family
 # e07e51c07 = yeto-sao 6b5bd88c merged with GAE variants, VAPO and
 # --num-critic-epochs). Local, not pushed, not in an image (critic_fork.py).