Compare Llama 4 Scout by Meta AI against Sonar Pro Search by Perplexity, context windows of 10.0M vs 200K, tested across 52 shared challenges. Updated April 2026.
Llama 4 Scout and Sonar Pro Search are both competitive models. Llama 4 Scout costs $0.25/M input tokens vs $3/M for Sonar Pro Search. Context windows: 10000K vs 200K tokens. Compare their real outputs side by side below.
Llama 4 Scout is made by meta while Sonar Pro Search is from perplexity. Llama 4 Scout has a 10000K token context window compared to Sonar Pro Search's 200K. On pricing, Llama 4 Scout costs $0.25/M input tokens vs $3/M for Sonar Pro Search.
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Llama 4 Scout is 30x cheaper per token — worth considering if cost matters.
Sonar Pro Search uses 6.9x more headings
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

Compare Llama 4 Scout by Meta AI against Sonar Pro Search by Perplexity, context windows of 10.0M vs 200K, tested across 52 shared challenges. Updated April 2026.
Llama 4 Scout and Sonar Pro Search are both competitive models. Llama 4 Scout costs $0.25/M input tokens vs $3/M for Sonar Pro Search. Context windows: 10000K vs 200K tokens. Compare their real outputs side by side below.
Llama 4 Scout is made by meta while Sonar Pro Search is from perplexity. Llama 4 Scout has a 10000K token context window compared to Sonar Pro Search's 200K. On pricing, Llama 4 Scout costs $0.25/M input tokens vs $3/M for Sonar Pro Search.
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Llama 4 Scout is 30x cheaper per token — worth considering if cost matters.
Sonar Pro Search uses 6.9x more headings
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
