AISystem

GPT-5.2 Thinking

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Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to December 12, 2025 (theinnermostloop.substack.com)

OpenAI’s reasoning model, and the first reported to beat human experts on GDPval.

Development timeline

Newest reporting dates first. Reporting dates may differ from event dates.

2025-12-12: GPT-5.2 Thinking beats human experts on GDPval

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Developed by

OpenAI

Evaluated on

GDPval
ARC-AGI-1
SWE-Bench Pro
MRCRv2
Tau2-bench Telecom

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GPT-5.2 Thinking
Innermost Loop KB — secondary record
Reporting date: unknown
KB permalink: https://nicholsn.github.io/innermost-loop-kb/systems/gpt-5-2-thinking
Attributed sources:
- Welcome to December 12, 2025 — https://theinnermostloop.substack.com/p/welcome-to-december-12-2025
This citation does not imply independent verification of linked-source claims.

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