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AI model reference · 2026

o4 Mini

OpenAI: o4 Mini logoOpenAIModel details, evidence, and API facts

OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities.

Text generation
Image input
Reasoning
Provider endpoint accepts tool parameters
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Context window
200,000 tokens
Maximum output
100,000 tokens
Base provider API input
$1.10 / 1M tokens
Base provider API rate
Published evidence
3 benchmarks, 0 Arena results

Overview

About o4 Mini

A concise catalog overview. Technical limits and published evaluation evidence are listed separately below.

OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities.

text
multimodal
reasoning

Published evaluations

Benchmark results

Only results mapped to this exact model and backed by a named source appear here. Different evaluation protocols are not treated as interchangeable.

Source-backed benchmark results for o4 Mini
BenchmarkScoreEvaluation detailsSource
SWE-Bench VerifiedA human-validated subset of real GitHub issues used to measure whether a coding agent can produce repository patches that resolve the associated tests.45.0%ResolvedVersion: SWE-Bench Verified 500 · Split: Verified, 500 tasks · Harness: mini-SWE-agent / version 1.0.0 · Attempts: One attemptProtocol note: Harness version: 1.0.0; Run date: 2025-07-26Methodology SWE-benchBenchmark owner
AIME 202530 problems from the 2025 American Invitational Mathematics Examination testing olympiad-level math reasoning32.65Accuracy %The published protocol is not fully disclosed.Methodology matharena.aiLegacy leaderboard
MathArena ApexChallenging math contest benchmark featuring the most difficult olympiad-level problems32.65Accuracy %The published protocol is not fully disclosed.Methodology matharena.aiLegacy leaderboard

Human preference

Arena results

Arena scores come from blind human preference votes. They are reported separately from task benchmarks and are not used as substitutes for missing benchmark results.

No exact Arena match is available for this model. Similar names and provider variants are not merged automatically.

Technical reference

Specifications and API facts

Technical limits and reference provider prices come from the current catalog unless a reviewed external source is listed. Missing values stay marked as unavailable.

Model
Provider
OpenAI
Release date
Not available in reviewed sources
Catalog added
Apr 16, 2025
Context window
200,000 tokens
Maximum output
100,000 tokens
Knowledge cutoff
2024-06-30
License
Not available in reviewed sources
Capabilities and API
Input types
Image, Text, File
Output types
Text
Reasoning
Supported
Provider endpoint tool parameters
Accepts tool parameters
Base provider API input
$1.10 / 1M tokens
Base provider cached input
$0.275 / 1M tokens
Base provider API output
$4.40 / 1M tokens

These are reference provider API rates, not Writingmate checkout charges. Access in Writingmate follows the allowances of your Writingmate plan.

Provenance

Sources and update status

Source links are attached to the facts and evaluations they support. Catalog-only values are not presented as independently verified claims.

Evidence last updated Aug 9, 2026.

Catalog record updated Apr 16, 2025.

Catalog-added dates describe when a model entered the catalog, not necessarily its public release date.

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