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O3 Mini

OpenAI200K contextReasoningTool calling

LMArena score 1337 · #218 overall · #196 in coding (2026-10-13)

Official price from OpenAI

Pricing page

Per million tokens

Input
$1.10
Output
$4.40
Cached input
$0.55
Batch input / output
$0.55 / $2.20
  • Up to 100K output tokens per request.

Estimate your monthly cost

Est. per month = input tokens × input price + output tokens × output price. Prices are per million tokens, so 10M input tokens at $3.00 cost $30.

From OpenAI: $19.80 a month.

Where to buy it (3)

Sorted by your monthly estimate. Prices per million tokens.

  • Azure OpenAI

    Input / output
    $1.10 / $4.40
    Context
    200K
    Per month
    $19.80

    azure/o3-mini

  • OpenAIOfficial

    Input / output
    $1.10 / $4.40
    Context
    200K
    Per month
    $19.80

    o3-mini

  • Vercel AI Gateway

    Input / output
    $1.10 / $4.40
    Context
    200K
    Per month
    $19.80

    vercel_ai_gateway/openai/o3-mini

  • Azure OpenAI

    Input / output
    $1.51 / $6.05
    Context
    200K
    Per month
    $27.23

    azure/us-gov/o3-mini

Cloud and hosted sellers may add regional pricing, minimums or platform fees. Supports: Reasoning, Tool calling.

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