Development

GPT Image 1.5 takes the top LMArena spot

development2025-12-17

Claim

OpenAI released GPT Image 1.5, which immediately took first place on LMArena.

Reporting date: 2025-12-17 (not necessarily the event date)

Sources

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

Welcome to December 17, 2025 (theinnermostloop.substack.com)

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Welcome to December 17, 2025

Actor

OpenAI

Referenced by

Welcome to December 17, 2025

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GPT Image 1.5 takes the top LMArena spot
Innermost Loop KB — secondary record
Reporting date: 2025-12-17
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2025-12-17-gpt-image-1-5-lmarena
Claim: OpenAI released GPT Image 1.5, which immediately took first place on LMArena.
Attributed sources:
- Welcome to December 17, 2025 — https://theinnermostloop.substack.com/p/welcome-to-december-17-2025
This citation does not imply independent verification of linked-source claims.

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