Comprehensive side-by-side LLM comparison
o3 leads with 13.2% higher average benchmark score. Llama 4 Maverick offers 1.7M more tokens in context window than o3. Llama 4 Maverick is $9.23 cheaper per million tokens. Llama 4 Maverick is available on 7 providers. Overall, o3 is the stronger choice for coding tasks.
Meta
Llama 4 Maverick was developed as a variant in Meta's fourth-generation language model family, designed to explore specialized capabilities and training approaches. Built to push the boundaries of open-source model development, it represents experimentation with advanced techniques in the Llama lineage.
OpenAI
o3 represents the next generation in OpenAI's reasoning model series, developed to advance the capabilities of deliberate, step-by-step problem solving. Built to handle increasingly complex challenges across mathematics, science, and coding, it continues the evolution of reasoning-focused AI with improved analytical depth and accuracy.
11 days newer

Llama 4 Maverick
Meta
2025-04-05

o3
OpenAI
2025-04-16
Cost per million tokens (USD)

Llama 4 Maverick

o3
Context window and performance specifications
Average performance across 4 common benchmarks

Llama 4 Maverick

o3
o3
2024-05-31
Available providers and their performance metrics

Llama 4 Maverick
DeepInfra
Fireworks
Groq
Lambda
Novita

Llama 4 Maverick

o3

Llama 4 Maverick

o3
Sambanova
Together

o3
OpenAI