GPT-4.5 vs Llama 4 Maverick
Compare GPT-4.5 by OpenAI against Llama 4 Maverick by Meta AI, context windows of 128K vs 1.0M, tested across 24 shared challenges. Updated May 2026.
Which is better, GPT-4.5 or Llama 4 Maverick?
GPT-4.5 and Llama 4 Maverick are both competitive models. GPT-4.5 costs $75/M input tokens vs $1.5/M for Llama 4 Maverick. Context windows: 128K vs 1000K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-4.5 and Llama 4 Maverick
GPT-4.5 is made by openai while Llama 4 Maverick is from meta. GPT-4.5 has a 128K token context window compared to Llama 4 Maverick's 1000K. On pricing, GPT-4.5 costs $75/M input tokens vs $1.5/M for Llama 4 Maverick.
Per 1M tokens
Llama 4 Maverick is cheaper on both — 50× input, 60× output
No community votes yet. On paper, Llama 4 Maverick has the edge — newer, bigger context window.
Llama 4 Maverick is 60x cheaper per token — worth considering if cost matters.
Style Comparison
GPT-4.5 uses 4.8x more transitions
