Last updated: 16/04/2025

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o3-mini

o3-mini-2025-01-31

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o3-mini

A fast, flexible, and intelligent reasoning model that excels at complex, multi-step tasks.

Supports a unknown token context window. Handles Text, Image, Video, Audio, Transcription, Text-to-Speech inputs and outputs. Supports fine-tuning for custom applications.

Additional Information

Notes

Pricing: $1.10 per 1M input tokens, $0.55 per 1M cached input tokens, $4.40 per 1M output tokens. Part of OpenAI's o-series models that excel at complex, multi-step tasks.

Model Timeline

Launch Date

1/31/2025

Capabilities

Text

Input Pricing

$1.10/ KTok

Context: N/A tokens

Output Pricing

$4.40/ KTok

Text-to-Speech

Text-to-Speech Pricing

$0.01/1k characters

Embeddings

Embeddings Pricing

$0.00002/1k tokens

Fine-Tuning

Fine-Tuning Pricing

$5.00/MTok training

Additional Model Information

Tool Use

No

Structured Output

No

Reasoning

Yes

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