Llama 4 Maverick vs OpenAI o3

Compare Llama 4 Maverick by Meta AI against OpenAI o3 by OpenAI, tested across 28 shared challenges. Updated March 2026.

Which is better, Llama 4 Maverick or OpenAI o3?

Llama 4 Maverick and OpenAI o3 are both competitive models. Llama 4 Maverick costs $1.5/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.

Key Differences Between Llama 4 Maverick and OpenAI o3

Llama 4 Maverick is made by meta while OpenAI o3 is from openai. On pricing, Llama 4 Maverick costs $1.5/M input tokens vs $10/M for OpenAI o3.

Our Verdict
Llama 4 Maverick
Llama 4 Maverick
OpenAI o3
OpenAI o3

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Llama 4 Maverick is 16x cheaper per token — worth considering if cost matters.

Too close to call
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