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Helicone

Perplexity Sonar Reasoning model ID, context window & pricing

sonar-reasoning

Quick facts

Model ID sonar-reasoning
Source Helicone
Context Window 127000
Pricing $1.00 input / $5.00 output per 1M tokens
Capabilities reasoning, temperature control

Model overview

Perplexity Sonar Reasoning is an AI model from Helicone with 127000 token context window and text input support.

Published pricing is $1.00 input and $5.00 output per 1M tokens.

  • Workloads that use text inputs with text outputs.
  • Reasoning-heavy prompts where stepwise problem solving matters.
Model ID sonar-reasoning
Provider Helicone
Family sonar-reasoning
Status -
Knowledge Cutoff 2025-01
Release Date 2025-01-27
Input Modalities text
Output Modalities text
Context Window 127000
Input Limit -
Output Limit 4096
Tool Calling No
Reasoning Yes
Structured Output -
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $1.00
Output Cost / 1M tokens $5.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens -
Cache Write Cost / 1M tokens -