tools.donate_embed_key module

Donate / withdraw free-tier Gemini API keys to the global embedding pool.

Donated keys are stored in Redis and merged into the live key rotation used exclusively for embedding requests. They are never used for generation or any other purpose.

Redis keys:

gemini_embed_pool:donated_keys (SET of raw API key strings) gemini_embed_pool:donated_meta (HASH: api_key -> JSON metadata)