---
title: "GPT OSS 120B"
route_path: "/model/gpt-oss-120b"
canonical_url: "https://www.pipellm.ai/model/gpt-oss-120b"
markdown_path: "/llms/models/gpt-oss-120b.md"
markdown_url: "https://www.pipellm.ai/llms/models/gpt-oss-120b.md"
content_type: "model-detail-page"
description: "Machine-readable detail page for GPT OSS 120B."
generated_at: "2026-10-04T01:10:16.870Z"
---
Canonical page: https://www.pipellm.ai/model/gpt-oss-120b
Markdown mirror: https://www.pipellm.ai/llms/models/gpt-oss-120b.md
Content type: model-detail-page
Generated at: 2026-10-04T01:10:16.870Z
# GPT OSS 120B
## Query Intents
- Understand pricing, provider availability, context window, and capabilities for GPT OSS 120B.
- Compare GPT OSS 120B against other models available through PipeLLM.
- Find the canonical model identifier to use in SDK or API requests.
## Overview
GPT OSS 120B provides text generation through PipeLLM. Use model ID gpt-oss-120b with /v1/chat/completions.
## Model Metadata
- Display name: GPT OSS 120B
- Model ID: gpt-oss-120b
- Provider family: OpenAI
- Release date: Unknown
- Context window: 128K
- Max output: 16K
- Input modalities: text
- Output modalities: text
- Tool use support: Yes
- Computer use support: No
- Cache control support: No
## API Integration
Supported call formats through PipeLLM converter routes:
- [OpenAI](https://docs.pipellm.ai/converter/openai-format): `/openai/v1/chat/completions`
- [Responses](https://docs.pipellm.ai/converter/responses-format): `/responses/v1/responses`
- [Anthropic](https://docs.pipellm.ai/converter/anthropic-format): `/anthropic/v1/messages`
- [Gemini](https://docs.pipellm.ai/converter/gemini-format): `/gemini/v1beta/models/{model}:generateContent`

Responses conversion is stateless: use store=false and replay complete output items, including reasoning.encrypted_content, for tool continuations. See the Responses documentation for supported fields and Gemini 3 signature limitations.
## Official Pricing (per 1M tokens)
| Metric | <=200K Context | >200K Context |
| --- | --- | --- |
| Input Price | $0.15 | — |
| Output Price | $0.6 | — |

## Provider Availability
| Provider | Region | Context Window | Max Output | Input Price | Output Price | Cache Read | Cache Write |
| --- | --- | --- | --- | --- | --- | --- | --- |
| OpenAI | — | 128K | 16K | $0.15 | $0.6 | — | — |

## Documentation
Send an authenticated POST request to https://api.pipellm.ai/v1/chat/completions with model set to gpt-oss-120b.