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OpenAI

GPT OSS 120B

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gpt-oss-120b is OpenAI's open-weight Mixture-of-Experts language model with 117B total and 5.1B active parameters, released under the Apache 2.0 license. It takes text input and produces text output with a 128K-token context window, configurable low, medium and high reasoning, full chain-of-thought access and native tool use including function calling and structured outputs.

Modalities

In / out price

$0.043 / $0.196per 1M

Context

131K

Max output

131K

Updated

Nov 5, 2026

Providers

7 routes

Compare providers by price, privacy, and speed.

Tinfoil
TEE$0.18$0.72—131K33K——
VeniceVenice
Private$0.081$0.35—128K16K——
DeepInfraDeepInfra
Private$0.043$0.196—131K131K——
Amazon Bedrock
Private$0.173$0.69—128K16K——
Baseten
Private$0.115$0.58$0.115128K128K——
Cheaper Inference
Anonymous$0.104$0.52$0.0156128K128K——
Surplus Intelligence
Anonymous$0.098$0.42$0.0147128K16K——

Privacy

3 / 4

Hardware-isolated routing

TEE tier

  1. Anonymous
  2. Private
  3. TEE
  4. E2EE

Inference runs inside a hardware-isolated, attestable environment. TEE protects processing, but does not by itself mean the client encrypted the request end to end. Learn more

Features

4
Streaming
Tool calling
Reasoning
Confidential compute

Uptime

FAQ

Common questions about GPT OSS 120B.