fireworks/models/gpt-oss-120b

Display Name: OpenAI gpt-oss-120b
Fireworks
Fireworks
text-onlyReleased on Oct 16 12:00 AM

Welcome to the gpt-oss series, OpenAI's open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases. gpt-oss-120b is used for production, general purpose, high reasoning use-cases that fits into a single H100 GPU.

Specifications

Context128,000
Inputtext
Outputtext, json

Performance (7-day Average)

Uptime
TPS
RURT
API Paths
/v1/chat/completions

Pricing

Input$0.15× 1.1/ MTokens
Output$0.60× 1.1/ MTokens

Similar Models

OpenAI gpt-oss-120b - Fireworks AI Model