gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license.
curl https://conduit-api.bifrostapi.net/v1/chat/completions \
-H "Authorization: Bearer ck-YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"gpt-oss-20b","messages":[{"role":"user","content":"Hello!"}]}'→ OpenAI-compatible. Add "stream": true (+ "stream_options":{"include_usage":true}) for SSE.
Auth, billing & streaming → Quickstart