# GPT OSS 120B Turbo API Pricing

As of October 10, 2026, GPT OSS 120B Turbo costs $0.15 per 1M input tokens and $0.60 per 1M output tokens on DeepInfra. It has a 131,072-token context window.

- Page: https://models.litellm.ai/models/gpt-oss-120b-turbo
- Lab: OpenAI
- LiteLLM model name: `deepinfra/openai/gpt-oss-120b-Turbo`
- Context window: 131,072 tokens
- Added to LiteLLM: August 27, 2026
- Prices updated: October 10, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| DeepInfra | `deepinfra/openai/gpt-oss-120b-Turbo` | $0.15 | $0.60 | – | – | – | 128K |

## Cost examples

1,000 requests with 2,000 input and 500 output tokens each:

- DeepInfra: $0.60

100 long-document requests with 100,000 input and 2,000 output tokens each:

- DeepInfra: $1.62

## Features

Supported: Function calling, Structured output, Reasoning.
Not supported: Image input.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="deepinfra/openai/gpt-oss-120b-Turbo",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## FAQ

### How much does GPT OSS 120B Turbo cost?

GPT OSS 120B Turbo costs $0.15 per 1M input tokens and $0.60 per 1M output tokens on DeepInfra.

### What is the context window of GPT OSS 120B Turbo?

GPT OSS 120B Turbo has a 131,072-token context window.

### Which providers offer GPT OSS 120B Turbo?

GPT OSS 120B Turbo is available from DeepInfra through LiteLLM, using the model name deepinfra/openai/gpt-oss-120b-Turbo.

### How do I call GPT OSS 120B Turbo with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="deepinfra/openai/gpt-oss-120b-Turbo", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

### What features does GPT OSS 120B Turbo support?

GPT OSS 120B Turbo supports function calling, structured output and reasoning. It does not support image input.

### When did LiteLLM add GPT OSS 120B Turbo?

GPT OSS 120B Turbo was added to LiteLLM's model price file on August 27, 2026.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json