DevTk.AI

GPT-5 Mini

OpenAI

Updated March 2026. GPT-5 Mini by OpenAI: $0.25/M input, $2/M output tokens. 400K context, 16K max output. Vision & Function Calling. Free calculator + compare 40+ models.

Input Price

$0.25

per 1M tokens

Output Price

$2.00

per 1M tokens

Context Window

400K

tokens

Specifications

ProviderOpenAI
Model IDgpt-5-mini
Input Price$0.25 / 1M tokens
Output Price$2 / 1M tokens
Context Window400K tokens
Max Output16K tokens
Capabilities
textvisionfunction_callingstructured_output
Release Date2025-06

Monthly Cost Estimates

Estimated monthly costs based on different daily usage levels (assuming 50% input / 50% output split).

Daily TokensMonthly CostAnnual Cost
10K $0.34 $4.05
50K $1.69 $20.25
100K $3.38 $40.50
500K $16.88 $202.50
1.0M $33.75 $405.00

About GPT-5 Mini

GPT-5 Mini is a large language model by OpenAI. It features a 400K token context window with up to 16K tokens of output per request. The model supports 4 capabilities: text, vision, function_calling, structured_output.

At $0.25 per million input tokens and $2 per million output tokens, GPT-5 Mini is positioned as a cost-effective option in the OpenAI lineup. Use our Token Counter to estimate how many tokens your prompts use, and our Pricing Calculator to compare costs across all models.

GPT-5 Mini Key Details

  • Pricing: $0.25/M input tokens, $2/M output tokens
  • Context window: 400K tokens — suitable for large documents and codebases
  • Max output: 16K tokens per response
  • Capabilities: text, vision, function_calling, structured_output
  • Released: 2025-06

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FAQ

How much does GPT-5 Mini cost?

GPT-5 Mini costs $0.25 per million input tokens and $2 per million output tokens. For a typical workload of 100K tokens/day, expect approximately $3.75/month.

What is GPT-5 Mini's context window?

GPT-5 Mini supports a context window of 400K tokens. This means your combined input prompt and output response can be up to 400K tokens. The maximum output per response is 16K tokens.

Is GPT-5 Mini good for my use case?

GPT-5 Mini supports text, vision, function_calling, structured_output. As a budget-friendly model, it works well for high-volume tasks like classification, summarization, and simple generation. Use our Pricing Calculator to compare with alternatives.