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

Home/Compare/Claude 2.1 vs GPT-4o

Claude 2.1 vs GPT-4o

Anthropic Claude 2.1 vs OpenAI GPT-4o — side-by-side specs.

Anthropic
Claude 2.1
OpenAI
GPT-4o
Overview
CompanyAnthropicOpenAI
Release dateNov 21 2023May 13 2024
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapClaude 2.1 shipped 174 days before GPT-4o

Which is better: Claude 2.1 or GPT-4o?

Claude 2.1 and GPT-4o do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 2.1 shipped 174 days before GPT-4o, 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 — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Claude 2.1 released?
Claude 2.1 was released by Anthropic on Nov 21 2023.
When was GPT-4o released?
GPT-4o was released by OpenAI on May 13 2024.

Other comparisons