fix(providers): clamp max_tokens to >= 1 before calling LiteLLM (#523)

2026-02-13 17:08:10 -05:00 · 2026-02-13 17:08:10 -05:00 · 10e9e0cdc9
commit 10e9e0cdc9
parent bc045fae1f
1 changed files with 4 additions and 0 deletions
--- a/nanobot/providers/litellm_provider.py
+++ b/nanobot/providers/litellm_provider.py
@ -122,6 +122,10 @@ class LiteLLMProvider(LLMProvider):
        """
        model = self._resolve_model(model or self.default_model)
        
+        # Clamp max_tokens to at least 1 — negative or zero values cause
+        # LiteLLM to reject the request with "max_tokens must be at least 1".
+        max_tokens = max(1, max_tokens)
+        
        kwargs: dict[str, Any] = {
            "model": model,
            "messages": messages,