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DeepSeek V2.5 vs Sonar Reasoning: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare DeepSeek V2.5 and Sonar Reasoning across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureDeepSeek V2.5Sonar Reasoning
ProviderDeepSeekPerplexity
Input Price / 1M tokens$0.140$1.00
Output Price / 1M tokens$0.280$5.00
Context Window
128K
127K
Max Output Tokens
4,096
8,192
Arena ELO
1,200
1,240
Coding ELO
1,220
1,235
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalNoNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use DeepSeek V2.5

DeepSeek V2.5 excels at coding, general-purpose tasks.

Strengths:

  • Excellent value
  • Strong code generation
  • Good quality

Best for:

codinggeneral-purpose
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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