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GPT OSS 120B
openai/
OpenAI model · Served by DeepInfra · live on the gateway · :free available
Input / 1M
$0.037
Output / 1M
$0.170
Context
128K tokens
Max output
16K tokens
Input
Text
Released
1y ago
Pricing
Input tokens$0.037 per 1M
Output tokens$0.170 per 1M
Provider list priceExactly what your balance is debited; our fee is charged when you buy credits
About GPT OSS 120B
Open GPT reasoning model for self-hosted agents and controllable deployments
ReasoningTools
What it supports
- Tool calling (function calling)
- JSON mode and structured output
- Image input (vision)
- Audio input
- Extended reasoning
- Streaming responses
- OpenAI SDK, Anthropic SDK and any OpenAI-compatible client
Make a request
curl https://rapidrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $RAPIDROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-oss-120b",
"messages": [{ "role": "user", "content": "Hello" }]
}'Frequently asked
How do I call GPT OSS 120B through an OpenAI-compatible API?
Point any OpenAI-compatible client at https://rapidrouter.ai/api/v1 with a Rapid Router API key and set the model to openai/gpt-oss-120b. The chat completions endpoint is https://rapidrouter.ai/api/v1/chat/completions.
What is the context window of GPT OSS 120B?
GPT OSS 120B has a context window of 128,000 tokens on Rapid Router, and returns up to 16,384 output tokens per reply.
Is there a free version of GPT OSS 120B?
Yes. Call openai/gpt-oss-120b:free and the request is paid for from Rapid Router's sponsored daily pool, within the free tier's daily request limit.
What can GPT OSS 120B do?
On Rapid Router, GPT OSS 120B supports tool calling, JSON mode, extended reasoning.