gpt-oss-120b (free) by OpenRouter — Specs, Pricing & Capabilities | whichllm

Model ID openai/gpt-oss-120b:free

Provider OpenRouter

Family gpt-oss

Status -

Knowledge Cutoff -

Release Date 2025-08-05

Input Modalities text

Output Modalities text

Context Window 131072

Input Limit -

Output Limit 32768

Tool Calling Yes

Reasoning Yes

Structured Output -

Temperature Control Yes

Open Weights Yes

Input Cost / 1M tokens -

Output Cost / 1M tokens -

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens -

Cache Write Cost / 1M tokens -