Fireworks AI model
OpenAI gpt-oss-20b
Welcome to the gpt-oss series, OpenAI's open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases. gpt-oss-20b is used for lower latency, and local or specialized use-cases.
- Provider
- Fireworks AI
- Availability
- Available
- Model ID
- gpt-oss-20b
- Snapshot
- 2026-08-28
OpenAI gpt-oss-20b model overview
OpenAI gpt-oss-20b is listed in the public Swarm catalog through Fireworks AI. This page summarizes the verified catalog fields used by Swarm without claiming real-time access for every provider account.
- Provider
- Fireworks AI
- Family
- Gpt Oss
- Context window
- 131K tokens
- Thinking support
- low · medium · high
- Availability status
- Available
- Catalog ID
- fireworks/gpt-oss-20b
Public catalog snapshot. Catalog availability is not a real-time provider status or an access guarantee.