LLMversus

Claude 3.5 Sonnet vs Yi-Lightning: Pricing, Benchmarks & Verdict (2026)

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

⚡ Quick Answer

Compare Claude 3.5 Sonnet and Yi-Lightning across pricing, benchmarks, and capabilities.

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureClaude 3.5 SonnetYi-Lightning
ProviderAnthropic01.AI
Input Price / 1M tokens$3.00$0.140
Output Price / 1M tokens$15.00$0.140
Context Window
200K
16K
Max Output Tokens
8,192
4,096
Arena ELO
1,270
1,165
Coding ELO
1,300
1,170
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 Yi-Lightning

Yi-Lightning excels at cost-effective, fast-inference tasks.

Strengths:

  • Very cheap
  • Very fast
  • Good quality

Best for:

cost-effectivefast-inference

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