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

Home/Compare/Claude 3 Sonnet vs LLaMA 4 Maverick

Claude 3 Sonnet vs LLaMA 4 Maverick

1 vs 0 benchmarks won

Anthropic
Claude 3 Sonnet
Meta
LLaMA 4 Maverick
Overview
CompanyAnthropicMeta
Release dateMar 4 2024Apr 5 2025
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
40.4%
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
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 leads LLaMA 4 Maverick on 1 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude 3 Sonnet shipped 397 days before LLaMA 4 Maverick, so benchmark comparisons should account for the intervening progress.

LLaMA 4 Maverick is an open-source / open-weight model; Claude 3 Sonnet is proprietary.

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 3 Sonnet released?
Claude 3 Sonnet was released by Anthropic on Mar 4 2024.
When was LLaMA 4 Maverick released?
LLaMA 4 Maverick was released by Meta on Apr 5 2025.
Is Claude 3 Sonnet or LLaMA 4 Maverick open source?
LLaMA 4 Maverick is an open-source / open-weight model released by Meta. Claude 3 Sonnet is a proprietary model released by Anthropic.

Other comparisons