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Perplexity: Sonar Pro: AI model

Sonar Pro is an advanced search-grounded model for in-depth, multi-step queries from Perplexity. Reachable from inside Iran through Hormouz.

Context window:
200,000 tokens
Input:
$3/1M tokens
Output:
$15/1M tokens
Type:
text, image
  • Vision
  • Streaming
  • Long context

Sonar Pro is the enterprise-grade tier of Perplexity's answer engine. It handles longer, multi-step questions, surfaces roughly twice as many citations per search as Sonar, and carries a 200K-token context window so it can follow long, nuanced research threads and follow-up questions.

Sonar Pro is a good fit for enterprise research assistants, deep Q&A and citation-heavy workflows. It supports image input. The model works with a context window of about 200K tokens, so it comfortably handles long inputs. It is served through Hormouz behind an OpenAI-compatible API. Just point your base URL at Hormouz and drop in a Hormouz key, and existing OpenAI SDK code runs unchanged.

Pricing is usage-based: $3 per million input tokens and $15 per million output tokens, billed only for what you use. Hormouz provides stable access to the model from inside Iran, with no foreign credit card or circumvention tooling required.

Note: Sonar Pro pricing includes Perplexity search pricing. See details here For enterprises seeking more advanced capabilities, the Sonar Pro API can handle in-depth, multi-step queries with added extensibility, like...

Quickstart

curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "perplexity/sonar-pro",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Specs

VendorPerplexity
TypeText, Image
Context window200,000 tokens
Pricing$3.00/M in · $15.00/M out
APIChat Completions
CapabilitiesStreaming · Vision

Benchmarks

Reasoning

GPQA Diamond
Graduate-level scientific reasoning
57.8%
HLE
Humanity's Last Exam
6.6%

Source: Artificial Analysis

Code example

cURL
curl https://api.hormouz.net/v1/chat/completions \
  -H "Authorization: Bearer ng-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "perplexity/sonar-pro",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'
Python
from openai import OpenAI
client = OpenAI(api_key="ng-YOUR_API_KEY", base_url="https://api.hormouz.net/v1")
response = client.chat.completions.create(
    model="perplexity/sonar-pro",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)
JavaScript
import OpenAI from "openai";
const client = new OpenAI({ apiKey: "ng-YOUR_API_KEY", baseURL: "https://api.hormouz.net/v1" });
const response = await client.chat.completions.create({
  model: "perplexity/sonar-pro",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Buy the Perplexity: Sonar Pro API, paid in rial

  • Buy credit with an Iranian bank card; no foreign card or account needed.
  • One Hormouz key reaches Perplexity: Sonar Pro and 600+ other models, and you pay only for what you use.
  • No VPN and no risk of a banned account; just change the base URL to api.hormouz.net/v1.
Create an account

Use via Hormouz

Connect to this model and 600+ others with one API key, then see usage down to each request.

Request company access

FAQ

How much does Sonar Pro cost?
Billing is usage-based: $3 per million input tokens and $15 per million output tokens. There is no fixed monthly fee. You pay only for what you use.
How do I access Sonar Pro from inside Iran?
Create a Hormouz account and generate an API key. Hormouz provides a stable path to the model from inside Iran, with no foreign credit card or circumvention tooling required.
Is Sonar Pro compatible with OpenAI code?
Yes. Hormouz exposes an OpenAI-compatible API. Change the base URL to Hormouz and swap in your Hormouz key. Your existing SDKs and code run without a rewrite.
What context window and capabilities does Sonar Pro have?
Sonar Pro works with a context window of about 200K tokens. It also accepts image input. That makes it suitable for enterprise research assistants, deep Q&A and citation-heavy workflows.
What is Sonar Pro good for?
It is best suited to enterprise research assistants, deep Q&A and citation-heavy workflows.
Which provider serves Sonar Pro on Hormouz?
Hormouz is the provider you connect to and bill through. It routes your request to the model and handles access, billing and stable connectivity from inside Iran on your behalf.

Updated 2026-10-13