GPT-5.2 Pro

openai/gpt-5.2-pro

Higher-accuracy GPT-5.2 variant for tougher reasoning and review workflows

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Context window: 400K
Input: Image · Text
Output: Text
Released: 2025-12-11

Max output: 128K
Knowledge cutoff: 2025-08-31
Weights: Closed
Capabilities: Attachments, Reasoning, Tool call

Pricing

$21.00

USD / 1,000,000 token

OUT

$168.00

USD / 1,000,000 token

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Performance

Overall capability

51.4/100

Coding: —
Reasoning: 64.5
Professional work: —
Knowledge & language: —


FrontierMath v2 Tiers 1–3	Reasoning	Epoch AI	2026-11-05
Chess Puzzles	Reasoning	Epoch AI	2026-11-05
Chess Puzzles	Reasoning	Epoch AI	2026-10-18
Chess Puzzles	Reasoning	Epoch AI	2026-10-17

Providers

						Cache read	Cache write
OpenAI	gpt-5.2-pro	Openai responses	global			-	-
OpenRouter	openai/gpt-5.2-pro	Openai chat	global			-	-

ModelRegistry · Catalog updated 2026-11-05