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OpenAI pricing

GPT-5 mini Cost Calculator

GPT-5 mini balances frontier-tier capability with low cost — 25x cheaper than GPT-5.5, ideal for high-volume production.

Input
$0.20
per 1M tokens
Output
$0.80
per 1M tokens
Context window
200K
tokens
Released
2025-08
Cutoff 2025-04
✓ Exact tokenizer·$0.20 in·$0.80 out (per 1M)
Quick start with a use case
Total cost per call$0.000600
Input$0.000200
Output$0.000400
Cost comparison
Standard
$0.000600
With Caching
$0.000525
Save 12% ↓
With Batch
$0.000300
Save 50% ↓
Detailed pricing

GPT-5 mini pricing breakdown

All pricing dimensions including caching and batch discounts.

TypePrice (per 1M tokens)
Input$0.2000
Output$0.8000
Cached input$0.0500
Batch input$0.1000
Batch output$0.4000

Last verified 2026-05-01 · OpenAI official pricing

How it compares

GPT-5 mini vs alternatives

Single-call cost (1000 input + 500 output tokens) ranked from cheapest.

ModelPer call
GPT-5 mini
OpenAI · this page
$0.000600
DeepSeek V4
DeepSeek
$0.000900
Gemini 3.0 Flash
Google
$0.001250
o4-mini
OpenAI
$0.002700
Claude Haiku 4.5
Anthropic
$0.003500
Mistral Large 3
Mistral
$0.006250
Recommended use

When to choose GPT-5 mini

GPT-5 mini shines for general-purpose tasks, image and document understanding, high-throughput, and low-latency tasks. Token counts on this page are exact via the official tokenizer.

Context window of 200K tokens handles long conversations and large documents.
Prompt caching available — significant savings for repeated system prompts.
Batch API support for non-realtime workloads at ~50% discount.
Tool / function calling supported.
FAQ

Frequently asked questions

GPT-5 mini costs $0.20 per 1M input tokens and $0.80 per 1M output tokens. A typical chat call (1000 input + 500 output tokens) costs approximately $0.0006. Use the calculator above to estimate your specific use case.