---
id: "openai/gpt-5-mini"
also: ["openai/gpt-5-mini-2025-08-07", "requesty/openai/gpt-5-mini", "vercel/openai/gpt-5-mini"]
card_usd_per_m: "0.25 in, 2.0 out, at openai"
cheapest_list_usd_per_m: "0.125 in, 1.0 out, at openai/flex on openrouter"
cheapest_effective_usd_per_m: "0.0401 in, 1.0 out, at openai/flex on openrouter"
context: 400000
max_output: 128000
input: ["text", "image", "file"]
output: ["text"]
released: "2025-08-07"
reasoning: ["high", "medium", "low", "minimal"]
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["include_reasoning", "max_completion_tokens", "max_tokens", "reasoning", "reasoning_effort", "response_format", "seed", "stop", "structured_outputs", "tool_choice", "tools", "verbosity"]
endpoints: 15
gateways: "requesty (9), openrouter (4), vercel (2)"
no_training: 15
trains: 0
retains_prompts: 4
coding: 15.6000
agentic: 6.8000
---
# OpenAI: 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....