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

LLaMA 4 Maverick vs o4-mini-high

Meta
LLaMA 4 Maverick
OpenAI
o4-mini-high
Overview
CompanyMetaOpenAI
Release dateApr 5 2025Apr 16 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
28%
Timeline
Release gapLLaMA 4 Maverick shipped 11 days before o4-mini-high

Which is better: LLaMA 4 Maverick or o4-mini-high?

LLaMA 4 Maverick and o4-mini-high don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 4 Maverick shipped 11 days before o4-mini-high, so benchmark comparisons should account for the intervening progress.

LLaMA 4 Maverick is open weight, while o4-mini-high is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 4 Maverick and o4-mini-high don't publish scores on any of the same benchmarks.

Frequently asked questions

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

o4-mini-high was released by OpenAI on Apr 16 2025.

LLaMA 4 Maverick is an open weight model released by Meta. o4-mini-high is a proprietary model released by OpenAI.

Other comparisons