chore: default context window to 200k

nanobot/cli/onboard.py

@@ -993,7 +993,7 @@ def _try_auto_fill_context_window(model: BaseModel, new_model_name: str) -> None
 
     current_context = getattr(model, "context_window_tokens", None)
 
-    # Check if current value is the default (65536)
+    # Check if current value is the default
     # We only auto-fill if the user hasn't changed it from default
     from nanobot.config.schema import AgentDefaults
 

nanobot/config/schema.py

@@ -100,7 +100,7 @@ class ModelPresetConfig(Base):
     model: str
     provider: str = "auto"
     max_tokens: int = 8192
-    context_window_tokens: int = 65_536
+    context_window_tokens: int = 200_000
     temperature: float = 0.1
     reasoning_effort: str | None = None
 
@@ -123,7 +123,7 @@ class AgentDefaults(Base):
         "auto"  # Provider name (e.g. "anthropic", "openrouter") or "auto" for auto-detection
     )
     max_tokens: int = 8192
-    context_window_tokens: int = 65_536
+    context_window_tokens: int = 200_000
     context_block_limit: int | None = None
     temperature: float = 0.1
     fallback_models: list[FallbackCandidate] = Field(default_factory=list)

nanobot/skills/my/references/examples.md

@@ -33,9 +33,9 @@ Concrete scenarios showing when and how to use the my tool effectively.
 ### Large codebase analysis
 ```
 → my(action="check")
-  → context_window_tokens: 65536
+  → context_window_tokens: 200000
 → my(action="set", key="context_window_tokens", value=131072)
-  → "Set context_window_tokens = 131072 (was 65536)"
+  → "Set context_window_tokens = 131072 (was 200000)"
 → "I've expanded my context window to handle this large codebase."
 ```
 

nanobot/webui/settings_api.py

@@ -106,7 +106,7 @@ _IMAGE_GENERATION_ASPECT_RATIOS = {
     "2:3",
     "21:9",
 }
-_CONTEXT_WINDOW_TOKEN_OPTIONS = {65_536, 262_144}
+_CONTEXT_WINDOW_TOKEN_OPTIONS = {65_536, 200_000, 262_144}
 _MODEL_CONFIGURATION_SLUG_RE = re.compile(r"[^a-z0-9_-]+")
 _ENV_REF_RE = re.compile(r"\$\{([A-Za-z_][A-Za-z0-9_]*)\}")
 
@@ -606,7 +606,7 @@ def _parse_context_window_tokens(value: str | None) -> int | None:
     except ValueError:
         raise WebUISettingsError("context_window_tokens must be an integer") from None
     if parsed not in _CONTEXT_WINDOW_TOKEN_OPTIONS:
-        raise WebUISettingsError("context_window_tokens must be 65536 or 262144")
+        raise WebUISettingsError("context_window_tokens must be 65536, 200000, or 262144")
     return parsed