Comprehensive side-by-side LLM comparison
Llama 4 Maverick offers 1.7M more tokens in context window than o3-pro. Llama 4 Maverick is $99.23 cheaper per million tokens. Llama 4 Maverick is available on 7 providers. Both models have their strengths depending on your specific coding needs.
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-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
2 months newer

Llama 4 Maverick
Meta
2025-04-05

o3-pro
OpenAI
2025-06-10
Cost per million tokens (USD)

Llama 4 Maverick

o3-pro
Context window and performance specifications
o3-pro
2024-05-31
Available providers and their performance metrics

Llama 4 Maverick
DeepInfra
Fireworks
Groq
Lambda
Novita

Llama 4 Maverick

o3-pro

Llama 4 Maverick

o3-pro
Sambanova
Together

o3-pro
OpenAI