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

Claude 3 Sonnet vs LLaMA 4 Maverick

Anthropic
Claude 3 Sonnet
Meta
LLaMA 4 Maverick
Overview
CompanyAnthropicMeta
Release dateMar 4 2024Apr 5 2025
AccessProprietaryOpen Weight
Benchmarks
Nonsense detection
BullshitBench v2
28%
Science
GPQA Diamond
40.4%
Timeline
Release gapClaude 3 Sonnet shipped 397 days before LLaMA 4 Maverick

Which is better: Claude 3 Sonnet or LLaMA 4 Maverick?

Claude 3 Sonnet and LLaMA 4 Maverick don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Sonnet shipped 397 days before LLaMA 4 Maverick, so benchmark comparisons should account for the intervening progress.

Claude 3 Sonnet is proprietary, while LLaMA 4 Maverick is open weight.

Direct benchmark comparisons are unavailable — Claude 3 Sonnet and LLaMA 4 Maverick don't publish scores on any of the same benchmarks.

Frequently asked questions

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

LLaMA 4 Maverick was released by Meta on Apr 5 2025.

Claude 3 Sonnet is a proprietary model released by Anthropic. LLaMA 4 Maverick is an open weight model released by Meta.

Other comparisons