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

Claude 3 Sonnet vs GPT-4.1 nano

Anthropic
Claude 3 Sonnet
OpenAI
GPT-4.1 nano
Overview
CompanyAnthropicOpenAI
Release dateMar 4 2024Apr 14 2025
AccessProprietaryProprietary
Specifications
Context window
1M
Benchmarks
Science
GPQA Diamond
40.4%
Timeline
Release gapClaude 3 Sonnet shipped 406 days before GPT-4.1 nano

Which is better: Claude 3 Sonnet or GPT-4.1 nano?

Claude 3 Sonnet and GPT-4.1 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Sonnet shipped 406 days before GPT-4.1 nano, 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.

Direct benchmark comparisons are unavailable — Claude 3 Sonnet and GPT-4.1 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 3 Sonnet was released by Anthropic on Mar 4 2024.

GPT-4.1 nano was released by OpenAI on Apr 14 2025.

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