AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Claude 3.7 Sonnet vs GPT-5.4 mini

Anthropic
Claude 3.7 Sonnet
OpenAI
GPT-5.4 mini
Overview
CompanyAnthropicOpenAI
Release dateFeb 24 2025Mar 17 2026
AccessProprietaryProprietary
Specifications
Context window
400k
Benchmarks
Nonsense detection
BullshitBench v2
49%Best
32%
Coding
SWE-Bench Verified
62.3%
Science
GPQA Diamond
68%
Timeline
Release gapClaude 3.7 Sonnet shipped 386 days before GPT-5.4 mini

Which is better: Claude 3.7 Sonnet or GPT-5.4 mini?

Claude 3.7 Sonnet leads GPT-5.4 mini on 1 of the 1 benchmark they both report (BullshitBench v2). Claude 3.7 Sonnet shipped 386 days before GPT-5.4 mini, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On BullshitBench v2, Claude 3.7 Sonnet leads at 49% vs GPT-5.4 mini at 32%.

Frequently asked questions

Claude 3.7 Sonnet was released by Anthropic on Feb 24 2025.

GPT-5.4 mini was released by OpenAI on Mar 17 2026.

Other comparisons