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Grok 2 vs Yi-Lightning: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Grok 2 and Yi-Lightning across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGrok 2Yi-Lightning
ProviderxAI01.AI
Input Price / 1M tokens$2.00$0.140
Output Price / 1M tokens$10.00$0.140
Context Window
131.072K
16K
Max Output Tokens
4,096
4,096
Arena ELO
1,240
1,165
Coding ELO
1,225
1,170
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Grok 2

Grok 2 excels at general-purpose, coding tasks.

Strengths:

  • Large context window
  • Good reasoning
  • Competitive performance

Best for:

general-purposecoding
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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