LLM Reference

Sonar on Vercel AI Gateway

Sonar · Perplexity Labs

Serverless

Last refreshed 2026-05-22. Next refresh: weekly.

Why use Sonar on Vercel AI Gateway?

Vercel AI Gateway offers Sonar with competitive pricing. Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more.

Compare Sonar across 3 providers to find the best fit for your use case
Input / 1M
-
Output / 1M
-
Cache
Not sourced
Batch
Not sourced

Setup recipe

Python + curl
Install
pip install openai
Auth
export AI_GATEWAY_API_KEY=...
Call
import os
from openai import OpenAI
client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
Model ID
perplexity/sonar

Request example

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
    base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
    model="perplexity/sonar",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Gotchas

  • Use provider model ID "perplexity/sonar", not the LLMReference slug "sonar".
  • creator/model-name e.g. kwaipilot/kat-coder-pro-v2
  • The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.

Compare Sonar Across Providers

ProviderInput (per 1M)Output (per 1M)
OpenRouter$1.00$1.00
Perplexity Labs$1.00$1.00
Vercel AI Gateway

Capabilities

Structured Outputs

About Sonar

Lightweight, cost-effective Perplexity search model with grounding and citations. Request fees: $5-$12/1K requests depending on search context depth (Low/Medium/High).

FAQ

What is the context window for Sonar on Vercel AI Gateway?

Sonar supports a 127,000 token context window on Vercel AI Gateway.

How does Vercel AI Gateway compare to other Sonar providers?

Sonar is available from 3 providers. The cheapest input pricing is $1/1M tokens from OpenRouter.

What API model ID do I use for Sonar on Vercel AI Gateway?

Use the model ID perplexity/sonar when calling Vercel AI Gateway's API.

Who created Sonar?

Sonar was created by Perplexity Labs as part of the Sonar model family.

Is Sonar open source?

Sonar's open source status is unknown in the seed data.

Get Started

Model Specs

Released2025-01-27
Context127K
ArchitectureDecoder Only

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