Model

OpenAI o1-pro

CLOSED

OpenAI · o1 family · released Dec 5, 2024

Higher-compute configuration of o1, launched alongside the full o1 model and the $200/mo ChatGPT Pro tier on Dec 5, 2024; added to the API on March 25, 2025 at $150/$600 per M tokens (10x o1's output price). Later superseded by o3-pro (already in corpus).

ReasoningCodingVisionFunction callingTool useAgentic

1700.4

Elo · unrated

Parameters

Undisclosed

Active params

—

Context

200K tokens

Architecture

Dense transformer reasoning model, extended test-time compute (exact size undisclosed); ChatGPT Pro-exclusive configuration of o1, not a separate architecture

License

Proprietary

Languages

—

API price (in/out)

$150 / $600

Modalities

text · vision

Benchmark results

Bar shows position within the tracked field; marker = field best

AIMEMath86.0%#65

best: GPT-5.2 · 100.0%

Run it locally

Closed weights — available via API only. No local deployment.

Input / M tok

$150

Output / M tok

$600

o1 family

Elo progression across releases

OpenAI o1-miniSep 20241261.7 OpenAI o1-previewSep 20241380.6 OpenAI o1Dec 20241582.8 OpenAI o1-proDec 20241700.4

Resources

DOCShttps://developers.openai.com/api/docs/models/o1-pro APIAvailable via OpenAI API

API price $150/$600 · each benchmark row carries its own source badge (see methodology)