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GPT-4o Mini vs Sonar Reasoning: Pricing, Benchmarks & Verdict (2026)

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

⚡ Quick Answer

Compare GPT-4o Mini and Sonar Reasoning across pricing, benchmarks, and capabilities.

Updated: September 14, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGPT-4o MiniSonar Reasoning
ProviderOpenAIPerplexity
Input Price / 1M tokens$0.150$2.00
Output Price / 1M tokens$0.600$8.00
Context Window
128K
127K
Max Output Tokens
16,384
8,192
Arena ELO
1,098
1,240
Coding ELO
1,098
1,235
TTFT (ms)
180
150
Tokens/sec
120
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use GPT-4o Mini

GPT-4o Mini excels at chatbots, lightweight-tasks, cost-sensitive tasks.

Strengths:

  • Extremely affordable pricing
  • Fast response times
  • Strong for its price tier
  • Good multimodal support

Best for:

chatbotslightweight-taskscost-sensitive
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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