According to UsagePricing's tracker, o4-mini costs $1.10 per 1M input tokens and $4.40 per 1M output tokens as of March 2026. The model supports a 200,000-token context window.
Cost-efficient reasoning model — solid reasoning at roughly half the cost of o3.
Token Costs (per 1M)
Input Price
$1.10
Output Price
$4.40
Technical Specs
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How much does o4-mini cost per 1M tokens? ▼
o4-mini costs $1.1 per 1M input tokens and $4.4 per 1M output tokens as of March 2026.
What is o4-mini's context window? ▼
o4-mini has a context window of 200,000 tokens, meaning it can process approximately 150,000 words in a single request.
Who makes o4-mini? ▼
o4-mini is made by OpenAI. You can access it via the OpenAI API.