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o3

OPENAI Developer Architecture Profile

OpenRouter ↗HuggingFace ↗
Intelligence (ELO)1300Chatbot Arena Verified
Max Context200,000Tokens
API Cost / 1M$10.00Blended Prompt + Completion

Model Capabilities

  • Coding & Logic
  • Reasoning
  • Agentic
  • Fictional
o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following. Use it to think through multi-step problems that involve analysis across text, code, and images.

Granular Pricing Matrix

Input Tokens (Prompt)$2.00 / 1M
Output Tokens (Completion)$8.00 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

Evaluate Competitors

VS Engine Matchupo3 vs Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview)VS Engine Matchupo3 vs Google: Gemini 3.1 Pro Preview Custom ToolsVS Engine Matchupo3 vs OpenAI: GPT-5.2-CodexVS Engine Matchupo3 vs Google: Gemini 3 Flash PreviewVS Engine Matchupo3 vs OpenAI: GPT-5.2 ProVS Engine Matchupo3 vs OpenAI: GPT-5.2