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The AI Model Price Index

Perplexity Sonar Reasoning

by Helicone · family sonar-reasoning · listed Jan 2025R

Web-grounded reasoning model for multi-step research and cited answers

Current rates USD per 1M tokens

Input$1.00
Output$5.00
Cache read—
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.14 per 1M tokens$0.14Qwen3.7 PlusQwen3.7 Plus: $0.50 per 1M tokens$0.50Perplexity Sonar ReasoningPerplexity Sonar Reasoning: $1.00 per 1M tokens$1.00Grok 4.3Grok 4.3: $1.25 per 1M tokens$1.25Gemini 3.5 FlashGemini 3.5 Flash: $1.50 per 1M tokens$1.50Mistral Medium (latest)Mistral Medium (latest): $1.50 per 1M tokens$1.50Claude Sonnet 5Claude Sonnet 5: $2.00 per 1M tokens$2.00GPT-5.5 ProGPT-5.5 Pro: $30.00 per 1M tokens$30.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.28 per 1M tokens$0.28Grok 4.3Grok 4.3: $2.50 per 1M tokens$2.50Qwen3.7 PlusQwen3.7 Plus: $3.00 per 1M tokens$3.00Perplexity Sonar ReasoningPerplexity Sonar Reasoning: $5.00 per 1M tokens$5.00Mistral Medium (latest)Mistral Medium (latest): $7.50 per 1M tokens$7.50Gemini 3.5 FlashGemini 3.5 Flash: $9.00 per 1M tokens$9.00Claude Sonnet 5Claude Sonnet 5: $10.00 per 1M tokens$10.00GPT-5.5 ProGPT-5.5 Pro: $180 per 1M tokens$180

On the record

Model id
sonar-reasoning
Context window
127K tokens
Max output
4K tokens
Input modalities
text
Output modalities
text
Reasoning
yes
Tool calls
no
Open weights
no
Knowledge cutoff
Jan 2025
Released
2025-01-27
Last updated
2025-01-27
Provider docs
helicone.ai/models

Back of the envelope

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