Every AI leaderboard

28 leaderboards · 986 models ranked

GPT-5.3 specs, prices, where it runs and its benchmark standing

closed weights · top 10 on 0 of 1

Facts

Provider
OpenAI
Parameters
Not disclosed by OpenAI
Modalities
Text to Text
Boards
License
Proprietary
LMArena
Weights
Closed weights
Benchmarks
1 board captured
RankBoardScore
65Text ArenaChat · as “GPT-5.3 Chat”1,450

Versions and release history

11 versions in this line since May 28, 2023, from Pricing, OpenRouter and the boards.

VersionReleased
GPT Chat LatestMay 5, 20266 months ago
GPT-5.5Apr 22, 20266 months ago
GPT-5.4Mar 4, 20268 months ago
GPT-5.2Dec 11, 202511 months ago
GPT-5.1Nov 12, 202512 months ago
GPT-5Aug 7, 20251 year ago
GPT 4.1Apr 14, 20251 year ago
GPT-4.5Feb 27, 20251 year ago
GPT-4May 28, 20233 years ago
GPT-5.3this model
GPT-5.6
Category ranks, more models and catalog changes