LLMversus

Claude 3.5 Haiku vs Sonar Reasoning: Pricing, Benchmarks & Verdict (2026)

Pricing verified Sep 14, 2026By LLMversusUpdated September 17, 2026View methodology

⚡ Quick Answer

Compare Claude 3.5 Haiku and Sonar Reasoning across pricing, benchmarks, and capabilities.

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureClaude 3.5 HaikuSonar Reasoning
ProviderAnthropicPerplexity
Input Price / 1M tokens$0.800$2.00
Output Price / 1M tokens$4.00$8.00
Context Window
200K
127K
Max Output Tokens
8,192
8,192
Arena ELO
1,220
1,240
Coding ELO
1,250
1,235
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Claude 3.5 Haiku

Claude 3.5 Haiku excels at cost-effective, coding, fast-inference tasks.

Strengths:

  • Very cheap
  • Fast
  • Large context

Best for:

cost-effectivecodingfast-inference
When to Use Sonar Reasoning

Sonar Reasoning excels at reasoning, web-search tasks.

Strengths:

  • Reasoning + search
  • Fresh data
  • Good accuracy

Best for:

reasoningweb-search

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