DEEP REASONING · OpenAI
o3 Pro
o3 Pro is a reasoning, tool-using model from OpenAI in the OpenAI o-series family, living in The High Peaks (deep reasoning). It reads text, files and images and writes text, with a 200K-token context window and up to 100K tokens of output. On OpenRouter it costs $20.0 per million input tokens and $80.0 per million output tokens.
See o3 Pro in 3DOpen in the WorktableView on OpenRouter
Specifications
- Provider
- OpenAI
- Family
- OpenAI o-series
- Province
- The High Peaks
- Context window
- 200K tokens
- Maximum output
- 100K tokens
- Input / 1M tokens
- $20.0
- Output / 1M tokens
- $80.0
- Accepts
- text, files, images
- Produces
- text
- Reasoning
- Yes
- Tool use
- Yes
- Added to OpenRouter
- 2025-06-10
- Model ID
openai/o3-pro- Price history
- —All recorded prices
From the 2026-10-24 catalog snapshot. Prices are US dollars per million tokens.