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Claude 3.5 Sonnet vs Sonar Pro: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Claude 3.5 Sonnet and Sonar Pro across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureClaude 3.5 SonnetSonar Pro
ProviderAnthropicPerplexity
Input Price / 1M tokens$3.00$3.00
Output Price / 1M tokens$15.00$15.00
Context Window
200K
200K
Max Output Tokens
8,192
8,192
Arena ELO
1,270
1,200
Coding ELO
1,300
1,195
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Claude 3.5 Sonnet

Claude 3.5 Sonnet excels at coding, general-purpose, multimodal tasks.

Strengths:

  • Best coding
  • Large context
  • Strong reasoning

Best for:

codinggeneral-purposemultimodal
When to Use Sonar Pro

Sonar Pro excels at web-search, general-purpose, reasoning tasks.

Strengths:

  • Built-in web search
  • Fresh information
  • Long context

Best for:

web-searchgeneral-purposereasoning

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