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gpt-5-miniChatExamples verified 2026-09-25

GPT 5 Mini

Native Codex and OpenAI SDK models, available on both Responses and Chat Completions.

Official price
$0.25 / $2/ 1M tokensInput / output
Context window
400K tokens400,000

Pricing

Official price in USD. Actual charge = official price × group multiplier.

Input
$0.25 / 1M tokens
Cached input
$0.025 / 1M tokens
Output
$2 / 1M tokens
Context over 272K
input ×1 · output ×1

Endpoints

Same family

Prices come from the public catalog; limits come from specs exported from the gateway’s validation code. Actual charge = official price × group multiplier.