gpt-oss-120b (free)
OpenAI
gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized...
What is gpt-oss-120b (free)?
gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimized...
Specifications
- Developer: OpenAI
- Context window: 131.1K tokens
- Max output: 131.1K tokens
- Input modalities: text
- Output modalities: text
- Input price: Free per 1M tokens
- Output price: Free per 1M tokens
- Knowledge cutoff: 2024-06-30
- Supported parameters: include_reasoning, max_tokens, reasoning, seed, stop, temperature, tool_choice, tools
Use gpt-oss-120b (free) with PromptLayer
PromptLayer lets teams manage, evaluate, and observe prompts that run on gpt-oss-120b (free) alongside every other model in their stack. Version prompts, run evals across models, and ship safe rollouts from the same dashboard.
Ready to try it yourself? Sign up for PromptLayer and start managing your prompts in minutes.