128K
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Supported
About this model
GPT-OSS-120B is OpenAI's open-source 120-billion-parameter transformer model featuring architectural innovations from GPT-4. Optimized for large-scale deployment with custom FP8 quantization, it delivers state-of-the-art reasoning capabilities while maintaining 3× better throughput than comparable models. Includes constitutional AI safeguards and deterministic output options.
Input modalities
text
Accepted as model input
Providers
Available routing options for this model through OneInfer.
Input tokens
$0.350 / 1M tokens
Output tokens
$0.750 / 1M tokens
Routing
OneInfer optimized
Input tokens
$0.050 / 1M tokens
Output tokens
$0.250 / 1M tokens
Routing
OneInfer optimized
Input tokens
$0.150 / 1M tokens
Output tokens
$0.600 / 1M tokens
Routing
OneInfer optimized
Input tokens
$0.037 / 1M tokens
Output tokens
$0.187 / 1M tokens
Routing
OneInfer optimized
Input tokens
$0.330 / 1M tokens
Output tokens
$0.840 / 1M tokens
Routing
OneInfer optimized
Pricing
Current OneInfer pricing for this model.
| Usage | Price |
|---|---|
| Input tokens | $0.350 / 1M tokens |
| Output tokens | $0.750 / 1M tokens |
Performance & Benchmarks
Independent evaluations and live cluster operational metrics
We haven’t measured this model yet. Published academic results are under Academic Evaluations.
API Guide
- 1
Generate your access token
Use your API key to generate the JWT access token required by the Models API.
- 2
Add the JWT token
Copy the generated JWT token and replace
JWT_TOKENin the example below. - 3
Check your credits
If your balance is too low, before calling the model.
- 4
Run the API example
Choose your preferred language, copy the example, and send your first model request.
curl https://api.oneinfer.ai/v1/ula/chat/completions \ -H "Authorization: Bearer $JWT_TOKEN" \ -H "Content-Type: application/json" \ -d '{ "model": "openai/gpt-oss-120b", "messages": [ { "role": "user", "content": "Hello!" } ] }'
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