GPT-5 Mini

GPT-5 Mini

OpenAI

GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost....

What is GPT-5 Mini?

GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost....

Specifications

  • Developer: OpenAI
  • Context window: 400K tokens
  • Max output: 128K tokens
  • Input modalities: text, image, file
  • Output modalities: text
  • Input price: $0.2500 per 1M tokens
  • Output price: $2.00 per 1M tokens
  • Knowledge cutoff: 2024-05-31
  • Supported parameters: include_reasoning, max_completion_tokens, max_tokens, reasoning, response_format, seed, structured_outputs, tool_choice, tools

Use GPT-5 Mini with PromptLayer

PromptLayer lets teams manage, evaluate, and observe prompts that run on GPT-5 Mini 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.

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