docs: add GPT-6.1 Terra and Gemini 4 Argon; update router & scorer examples to 5.5 models

src/content/docs/agents/inference/custom-routers.mdx

@@ -80,12 +80,12 @@ A rule-based router uses `type: prompt`. `default` is the required catch-all use
 ```yaml title="~/.warp/custom_model_routers/by-task.yaml"
 name: By task
 type: prompt
-default: claude-4-6-sonnet-high
+default: claude-5-5-sonnet-high
 routing:
   - description: writing or reviewing database migrations for the acme-payments service
     model: glm-5.3-fireworks
   - description: debugging production incidents or fixing failing CI tests
-    model: claude-4-8-opus-high
+    model: claude-5-5-opus-high
   - description: scaffolding new services or boilerplate from our internal templates
     model: kimi-k3-fireworks
   - description: drafting release notes, runbooks, or API documentation

src/content/docs/agents/inference/model-choice.mdx

@@ -37,6 +37,7 @@ The `low`, `medium`, `high`, `xhigh`, and `max` suffixes select increasing reaso
 | --- | --- |
 | GPT-6 Astra | `gpt-6-astra-low`, `gpt-6-astra-medium`, `gpt-6-astra-high`, `gpt-6-astra-xhigh`, `gpt-6-astra-max` |
 | GPT-6.1 Sol | `gpt-6-1-sol-low`, `gpt-6-1-sol-medium`, `gpt-6-1-sol-high`, `gpt-6-1-sol-xhigh`, `gpt-6-1-sol-max` |
+| GPT-6.1 Terra | `gpt-6-1-terra-low`, `gpt-6-1-terra-medium`, `gpt-6-1-terra-high`, `gpt-6-1-terra-xhigh` |
 | GPT-6 Sol | `gpt-6-sol-low`, `gpt-6-sol-medium`, `gpt-6-sol-high`, `gpt-6-sol-xhigh`, `gpt-6-sol-max` |
 | GPT-6 Luna | `gpt-6-luna-low`, `gpt-6-luna-medium`, `gpt-6-luna-high`, `gpt-6-luna-xhigh`, `gpt-6-luna-max` |
 | GPT-5.6 Sol | `gpt-5-6-sol-low`, `gpt-5-6-sol-medium`, `gpt-5-6-sol-high`, `gpt-5-6-sol-xhigh` |
@@ -78,6 +79,7 @@ Anthropic requires data retention for Claude Fable 5 and Claude Fable 5.1 for sa
 
 | Model | `model_id` |
 | --- | --- |
+| Gemini 4 Argon | `gemini-4-argon` |
 | Gemini 3.1 Pro | `gemini-3.1-pro` |
 | Gemini 3.8 Flash | `gemini-3.8-flash` |
 | Gemini 3.7 Flash | `gemini-3.7-flash` |

src/content/docs/factories/factory-as-code.mdx

@@ -352,7 +352,7 @@ The `model_id` used by [Computer Use](/agents/capabilities/computer-use/). Omit
 ```yaml
 agentDefaults:
   model: auto
-  computerUseModel: claude-5-sonnet-high
+  computerUseModel: claude-5-5-sonnet-high
 ```
 
 Use `computer-use-agent-auto` for automatic selection. A model suffix selects its effort level; `thinking` enables thinking, and `xhigh-fast` selects fast mode.
@@ -584,12 +584,12 @@ Router files define factory-owned custom model routers. Use the file name anywhe
 ```yaml title="routers/by-task.yaml"
 name: By task
 type: prompt
-default: claude-4-6-sonnet-high
+default: claude-5-5-sonnet-high
 routing:
   - description: Routine documentation changes
-    model: claude-4-5-haiku
+    model: claude-5-5-haiku-low
   - description: Complex implementation or debugging
-    model: claude-4-8-opus-high
+    model: claude-5-5-opus-high
 ```
 
 The optional `routing` field takes a different shape for each type:
@@ -698,7 +698,7 @@ labels:
     score: 0
 passingScore: 1
 samplingRate: 25
-model: claude-4-5-haiku
+model: claude-5-5-haiku-low
 ---
 Evaluate whether the agent ran the relevant tests before finishing. Return
 exactly one declared label.