GPT-5.5 vs Llama 4 Scout
Compare GPT-5.5 by OpenAI against Llama 4 Scout by Meta AI, context windows of 1.1M vs 10.0M, tested across 54 shared challenges. Updated April 2026.
Which is better, GPT-5.5 or Llama 4 Scout?
GPT-5.5 and Llama 4 Scout are both competitive models. GPT-5.5 costs $5/M input tokens vs $0.25/M for Llama 4 Scout. Context windows: 1050K vs 10000K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-5.5 and Llama 4 Scout
GPT-5.5 is made by openai while Llama 4 Scout is from meta. GPT-5.5 has a 1050K token context window compared to Llama 4 Scout's 10000K. On pricing, GPT-5.5 costs $5/M input tokens vs $0.25/M for Llama 4 Scout.
Per 1M tokens
Llama 4 Scout is cheaper on both — 20× input, 60× output
No community votes yet. On paper, GPT-5.5 has the edge — bigger model tier, newer.
Llama 4 Scout is 60x cheaper per token — worth considering if cost matters.
Style Comparison
GPT-5.5 uses 5.6x more headings
