What is the context window of Perplexity: Sonar?

Perplexity: Sonar supports a context window of 127K tokens.

Is Perplexity: Sonar free to use?

Perplexity: Sonar is a paid model. It costs $1.00 per million input tokens and $1.00 per million output tokens.

How is LLM API pricing calculated?

LLM pricing has two components: input tokens (everything you send) and output tokens (what the model generates). Total cost = (prompt tokens × input rate + output tokens × output rate) / 1,000,000 × number of requests.

Perplexity: Sonar API Pricing — $1.00 Input / $1.00 Output per 1M Tokens

Q: How much does Perplexity: Sonar cost?

Perplexity: Sonar costs $1.00 per million input tokens and $1.00 per million output tokens via OpenRouter. Pricing was last updated Oct 29, 2026.

Perplexity: Sonar by Perplexity — $1.00 input / $1.00 output per 1M tokens via OpenRouter. Context: 127K tokens. Pricing last updated Oct 29, 2026.

Input / 1M tokens

$1.00

Output / 1M tokens

$1.00

Provider

Perplexity

Context window

127K tokens

Via

OpenRouter

Cost at common usage volumes

Usage	Daily	Monthly
Chatbot (100/day)	$0.175	$5.25
Small app (1K/day)	$1.50	$45.00
Mid-scale (10K/day)	$25.00	$750.00
Large scale (100K/day)	$600.00	$18000.00

Model ID: perplexity/sonar
Data source: OpenRouter public API — updated Oct 29, 2026.

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About Perplexity: Sonar

Perplexity: Sonar is an LLM developed by Perplexity. Input costs $1.00 per million tokens and output costs $1.00 per million tokens via OpenRouter. It supports a context window of 127K tokens.

Pricing Details

Via the OpenRouter API:

Input tokens: $1.00 per 1 million tokens
Output tokens: $1.00 per 1 million tokens

A token is roughly 0.75 words. For context: a typical user message of 100 words is approximately 133 tokens; a 500-word system prompt is about 650 tokens.

How Much Does Perplexity: Sonar Cost?

For a typical chatbot application (1,000 requests/day, 1,000 prompt tokens and 500 output tokens per request):

Daily cost: $1.5000
Monthly cost: $45.000

Accessing Perplexity: Sonar via OpenRouter

OpenRouter provides a unified API for 200+ LLMs including Perplexity: Sonar. You can use it with any OpenAI-compatible SDK by setting the base URL to https://openrouter.ai/api/v1 and using your OpenRouter API key. The model ID is perplexity/sonar.

Compare Perplexity: Sonar with Other Models

Use the AI Model Cost Comparison tool to compare Perplexity: Sonar against GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, or any other model side by side. Or use the LLM API Cost Calculator to browse all 456+ models sorted by cost for your specific usage.

Frequently Asked Questions

Yes. Perplexity: Sonar is available on OpenRouter with the model ID perplexity/sonar. OpenRouter provides a unified API compatible with OpenAI's SDK format.