Skip to main content
Fireworks AI logo

GPT-OSS-120B API pricing on Fireworks AI

Every Fireworks AI GPT-OSS-120B rate we track, compared against 9 providers serving the same model.

Input from /1M
$0.150
Output /1M
$0.600
Price rank
#5 of 9
Last updated
August 4, 2026

The cheapest GPT-OSS-120B input price we currently track is $0.037/1M on Deep Infra.

Fireworks AI GPT-OSS-120B rates

Prices per 1M tokens. Batch and cached-input rates are shown where the provider publishes them.

Fireworks AI GPT-OSS-120B pricing by mode
ModeInputOutput
Standard$0.150/1M$0.600/1M

About GPT-OSS-120B

Creator
OpenAI
Context
128K
Modalities
text
Knowledge cutoff
Jan 2025
Open weights
Yes
Full GPT-OSS-120B details and every provider →

GPT-OSS-120B on other providers

About Fireworks AI

Fireworks AI is a high-performance inference platform specializing in open-source generative AI models. Founded by former Meta PyTorch team members, they provide the fastest inference engine for LLMs, vision, and audio models with enterprise-grade reliability.

Frequently Asked Questions

How much does GPT-OSS-120B cost on Fireworks AI?

Fireworks AI serves GPT-OSS-120B from $0.150 per 1M input tokens, across 1 tracked pricing mode. Prices are collected daily — see the table above for current input, output, and cached-input rates.

Is Fireworks AI the cheapest way to run GPT-OSS-120B?

Fireworks AI ranks #5 of 9 providers we track serving GPT-OSS-120B. The cheapest input price right now is on Deep Infra. Price is only one factor — throughput, latency, and context limits differ between providers.

Does Fireworks AI offer batch or cached pricing for GPT-OSS-120B?

We track 1 GPT-OSS-120B offering from Fireworks AI. Batch and cached-input rates appear in the table above when the provider publishes them; blank cells mean we have no current figure for that mode.