o3 Pro

OPENAI Developer Architecture Profile

OpenRouter ↗HuggingFace ↗

Intelligence (ELO)1487Chatbot Arena Verified

Max Context Limit200,000Max Out: 100,000 tokens

Prompt CachingStandardNo Cache Discount

Standard API / 1M$100.00🧠 Deep Reasoner

Model Capabilities & Contract SLAs

Coding & Logic
Reasoning
Agentic
Fictional
📋 Strict JSON Schema
🛠️ Native Tool Calling
🧠 Extended Test-Time Reasoning

The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o3-pro model uses more compute to think harder and provide consistently...

Granular Pricing Matrix

Input Tokens (Standard Prompt)$20.00 / 1M

Output Tokens (Completion)$80.00 / 1M

Pricing data via OpenRouter. Sync: 10/2/2026

Evaluate Competitors

VS Engine Matchupo3 Pro vs Sakana: Fugu Ultra VS Engine Matchupo3 Pro vs Anthropic: Claude Opus 4.8 (batch)VS Engine Matchupo3 Pro vs OpenAI: GPT-5.4 Image 2 VS Engine Matchupo3 Pro vs Anthropic: Claude Opus 4.7 (batch)VS Engine Matchupo3 Pro vs OpenAI: o1-pro VS Engine Matchupo3 Pro vs OpenAI: o3 Mini (batch)