GPT-OSS 120B

OpenAI ▪ gpt-oss-120b

Chat with GPT-OSS 120B

Input Pricing$0.04/M tokens

Output Pricing$0.17/M tokens

Capabilities

Context Window

131,072 tokens

Max Output

131,072 tokens

Released

August 5, 2025

Knowledge Cutoff

June 30, 2024

Modalities

Input: text

Output: text

Latency

1.4 s

Median time to first token over the last 30 days (299 samples).

Pricing Details

GPT-OSS 120B token pricing (USD per 1M tokens)
Token type	Price (USD / 1M tokens)
Input tokens	$0.04
Output tokens	$0.17

Model Information

Provider: openrouter
Model Slug: gpt-oss-120b
Model Links: Apache 2.0
Reasoning: Yes

Technical Specs

Total Parameters: 117B
Activated Parameters: 5.1B

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