fix: exclude prompt_cache_key for Gemini API requests#790
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alexhoshina merged 1 commit intosipeed:mainfrom Feb 26, 2026
Merged
fix: exclude prompt_cache_key for Gemini API requests#790alexhoshina merged 1 commit intosipeed:mainfrom
alexhoshina merged 1 commit intosipeed:mainfrom
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Gemini's OpenAI-compat endpoint rejects unknown fields. Only send prompt_cache_key to OpenAI-native endpoints.
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@rordd That Gemini compatibility fix is solid. The prompt_cache_key field silently breaking requests on generativelanguage.googleapis.com is the kind of edge case that's easy to overlook when adding OpenAI-specific features. Clean conditional approach. We have a PicoClaw Dev Group on Discord where contributors share ideas and collaborate. If you're interested, send an email to |
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fix: exclude prompt_cache_key for Gemini API requests
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Problem
Gemini's OpenAI-compatible endpoint (
generativelanguage.googleapis.com) rejects unknown fields in the request body. Theprompt_cache_keyfield (added in #617) causes a 400 error:Solution
Only include
prompt_cache_keyin the request body for OpenAI-native endpoints. Skip it when the API base URL containsgenerativelanguage.googleapis.com.Testing
prompt_cache_keyas before