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The AI Model Price Index

OpenAI o3-pro (2025-06-10)

by NanoGPT · family o-pro · listed Jun 2025RT

O-series reasoning model for hard analysis, math, coding, and planning

Current rates USD per 1M tokens

Input$10.00
Output$19.99
Cache read—
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.14 per 1M tokens$0.14Qwen3.7 PlusQwen3.7 Plus: $0.50 per 1M tokens$0.50Grok 4.3Grok 4.3: $1.25 per 1M tokens$1.25Gemini 3.5 FlashGemini 3.5 Flash: $1.50 per 1M tokens$1.50Mistral Medium (latest)Mistral Medium (latest): $1.50 per 1M tokens$1.50Claude Sonnet 5Claude Sonnet 5: $2.00 per 1M tokens$2.00OpenAI o3-pro (2025-06-10)OpenAI o3-pro (2025-06-10): $10.00 per 1M tokens$10.00GPT-5.5 ProGPT-5.5 Pro: $30.00 per 1M tokens$30.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.28 per 1M tokens$0.28Grok 4.3Grok 4.3: $2.50 per 1M tokens$2.50Qwen3.7 PlusQwen3.7 Plus: $3.00 per 1M tokens$3.00Mistral Medium (latest)Mistral Medium (latest): $7.50 per 1M tokens$7.50Gemini 3.5 FlashGemini 3.5 Flash: $9.00 per 1M tokens$9.00Claude Sonnet 5Claude Sonnet 5: $10.00 per 1M tokens$10.00OpenAI o3-pro (2025-06-10)OpenAI o3-pro (2025-06-10): $19.99 per 1M tokens$19.99GPT-5.5 ProGPT-5.5 Pro: $180 per 1M tokens$180

On the record

Model id
openai/o3-pro-2025-06-10
Context window
200K tokens
Max output
100K tokens
Input modalities
text
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
—
Released
2025-06-10
Last updated
2025-06-10
Provider docs
docs.nano-gpt.com

Back of the envelope

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