GPT-OSS 120B
OpenAI
- Context window
- 131K 131,072 tokens
- Max output
- 131K 131,072 tokens
- Input / Output
- text → text
API pricing
USD / 1M tokens
| Input | Output | Cached input |
|---|---|---|
|
|
|
Timeline
- · Open weights · evidence link · evidence link · evidence link
- · Weights version · evidence link
Input / output price · USD / 1M tokens
| Model | Evidence links | Input / output price |
|---|---|---|
openai/gpt-oss-120bstandard | openrouter | $0.15 / $0.60 |
openai/gpt-oss-120b:batchbatch | openrouter | $0.0296 / $0.136 |
openai/gpt-oss-120bstandard | vercel-gateway | $0.10 / $0.50 |
Specifications
GPT-OSS 120B is a model from OpenAI with open weights, first recorded on 17 Sep 2026; its release date is not established. The context window is 131,072 tokens. The maximum output is 131,072 tokens. Pricing is $0.15 per million input tokens and $0.60 per million output tokens.
- Context window
- 131,072
- Max output
- 131,072
- Input
- text
- Output
- text
- Weights
- Open
- Input · USD / 1M tokens
- $0.15
- Output · USD / 1M tokens
- $0.60
- Cached input · USD / 1M tokens
- $0.075
Questions
What is the context window of GPT-OSS 120B?
The context window is 131,072 tokens. The maximum output is 131,072 tokens.
How much does GPT-OSS 120B cost?
Pricing is $0.15 per million input tokens and $0.60 per million output tokens. Cached input is $0.075 per million.
Are the weights of GPT-OSS 120B publicly available?
Yes. OpenAI publishes the weights.
When was GPT-OSS 120B released?
Its release date is not established. Signal Forge first recorded it on 17 Sep 2026.