OpenAI o3

OpenAI o3

VerifiedFeaturedNew

OpenAI's most powerful reasoning model for frontier tasks

PaidSubscription required
Record scores on ARC-AGI benchmarkExtended multi-step thinkingCompetition math performanceAdvanced code generation+2 more
Pricing
Paid
Subscription required
Features
6 listed
Key capabilities
Use Cases
5 listed
Identified use cases
Access
Web App
Browser-based
Listed on Nextool since Feb 2026Verified by Nextool

About OpenAI o3

"The pinnacle of AI reasoning from OpenAI"

OpenAI o3 is the most powerful model in the o-series reasoning lineup, achieving record scores on ARC-AGI and competition math benchmarks. It uses an extended thinking process to tackle the hardest coding, math, and scientific reasoning problems. Available to API users and ChatGPT Pro subscribers.

Key Features

6
Record scores on ARC-AGI benchmark
Extended multi-step thinking
Competition math performance
Advanced code generation
Available in ChatGPT Pro
API for developers

Best For

5 use cases
Hardest coding challenges
Frontier math and science problems
Complex multi-step research
Competitive programming
Advanced AI capability research
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Official Links

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Tool Details

Pricing
Paid
Platform
Web
Best For
Hardest coding challenges
Features
6 listed
Categories
3
Listed
Feb 2026
Verified Tool
Reviewed by our editorial team
Visit OpenAI o3

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