KeyoAPI
Gemini 4 Barium API on KeyoAPI
gemini-4-barium is a current KeyoAPI Gemini 4-class chat ID with million-token context and multimodal input on an OpenAI-compatible endpoint at https://www.keyoapi.xyz/v1.
Overview
gemini-4-barium is a current KeyoAPI Gemini 4-class chat ID with million-token context and multimodal input on an OpenAI-compatible endpoint at https://www.keyoapi.xyz/v1. Indicative sell rates are about $0.74 / $3.68 per 1M in/out; confirm the gemini-4-barium model page before volume. Family table: the Gemini API pricing page. For faster coding lanes, use the Argon sibling the gemini-4-argon model page.
Quick start
Base URL: https://www.keyoapi.xyz/v1
Endpoint: POST /v1/chat/completions
Model: model=gemini-4-barium
curl https://www.keyoapi.xyz/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"gemini-4-barium","messages":[{"role":"user","content":"Summarize this long document and list risks"}]}'Auth uses the same Bearer API key as chat. Full notes: Keyo docs.
FAQ
How do I call gemini-4-barium?
Set baseURL to https://www.keyoapi.xyz/v1, Authorization: Bearer YOUR_KEY, and model=gemini-4-barium on POST /v1/chat/completions.
What is gemini-4-barium best at?
Million-token context work: whole-repo review, legal and finance document analysis, and long tool transcripts. Confirm live rates on the gemini-4-barium model page.