Perplexity: Sonar Reasoning Pro
by PerplexityPerplexity: Sonar Reasoning Pro is a large language model from Perplexity. It costs $2.00 per million input tokens and $8.00 per million output tokens. Its context window is 128K tokens.
- Input / 1M tokens
- $2.00
- Output / 1M tokens
- $8.00
- Cached input / 1M
- -
- Context window
- 128K
Not supported
tokens
This model also charges $0.005 per search request
That is $5.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.006, so the search fee is 83% on top. Per-token rankings elsewhere ignore this entirely.
Who serves it cheapest
1 hosts serve Sonar Reasoning Pro. Same weights, same API - the price difference is pure margin and routing.
| Provider | Input / 1M | Output / 1M | Context | Throughput | Uptime 24h |
|---|---|---|---|---|---|
| PerplexityCheapest | $2.00 | $8.00 | 128K | - | 100.0% |
About Sonar Reasoning Pro
Note: Sonar Pro pricing includes Perplexity search pricing. See [details here](https://docs.perplexity.ai/guides/pricing#detailed-pricing-breakdown-for-sonar-reasoning-pro-and-sonar-pro) Sonar Reasoning Pro is a premier reasoning model powered by DeepSeek R1 with Chain of Thought (CoT). Designed for...
Specifications
| Model ID | perplexity/sonar-reasoning-pro |
|---|---|
| Provider | Perplexity |
| Context window | 128K tokens |
| Max output | 115K tokens |
| Input modalities | text, image |
| Output modalities | text |
| Knowledge cutoff | - |
| Open weights | No |
| Released | March 7, 2025 |
Cheaper alternatives
Models that cost less than Sonar Reasoning Pro while keeping at least half its context window and every input modality it supports.
Frequently asked
How much does Perplexity: Sonar Reasoning Pro cost?
$2.00 per million input tokens and $8.00 per million output tokens.
What is the context window of Perplexity: Sonar Reasoning Pro?
128K tokens, with up to 115K tokens of output per request.
Does Perplexity: Sonar Reasoning Pro have extra fees beyond per-token pricing?
Yes. Perplexity: Sonar Reasoning Pro charges $0.005 per search request - $5.00 per 1,000 requests - on top of $2.00 per million input tokens and $8.00 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 83% on top.
Confirm against the source: Perplexity official pricing.