o3-mini-2025-01-31

by OpenAI · O1 family · released Jan 31, 2025
Closed Active

Cost-efficient reasoning with selectable effort.

Pricing

Launch price (from Jan 31, 2025)
$1.10 in / $4.40 out per 1M tokens
Current price (since Jan 31, 2025)
$1.10 in / $4.40 out per 1M tokens
Cache read: $0.550/M
TierEffectiveIn $/MOut $/MCache $/MPer imagePer secondSource
Standard Jan 31, 2025 – now $1.10 $4.40 $0.550 - - -
Batch Jan 31, 2025 – now $0.550 $2.20 - - - -

Specifications

Model typeText LLM
ArchitectureDense
ParametersNot disclosed
Context window200K tokens
Max output100K tokens
Knowledge cutoffOct 1, 2023
LicenseProprietary
Modalities Text input Text output
Tags Coding Reasoning Small LM
End of lifeNot disclosed
Last verifiedAug 20, 2026

Benchmarks

BenchmarkScoreSrc
LiveCodeBench 68.2% -
MATH 96.9% official

Family versions