Similarweb Ad Networks

Name: Similarweb Ad Networks
Price: 0.225 USD
Availability: InStock
Author: Similarweb

https://api.sandbase.ai/v1/api/similarweb/ad-networks

Get the ad networks behind a website's display-ad traffic, with each network's traffic share and change over the selected months.

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Price: $0.23USD / call
Method: POST
Response: JSON
Parameters: 4 required · 6 optional

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Playground

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Input

Country(string)

Worldwide data only; values are case-insensitive. Allowed values: ww.

Domain(string)

domain

End Date(string)

end_date

Granularity(string)

granularity Allowed values: monthly.

Limit(integer)

120

limit Range: 1 to 20.

Main Domain Only(boolean)

main_domain_only

Offset(integer)

offset Range: 0 to 100000.

Start Date(string)

start_date

Traffic Source(string)

traffic_source

Web Source(string)

web_source Allowed values: desktop, mobile_web, total.

OutputReady

Your output will appear here

Complete the inputs, then click Run.

Model card

Specifications

Pricing

Base price: $0.23 / run

Request & response

Method: POST
Request body: application/json
Response: application/json
Execution: sync

Parameters

domain: string · required
end_date: string · required
limit: integer · required
start_date: string · required
country: string (ww) · optional
granularity: string (monthly) · optional
main_domain_only: boolean · optional
offset: integer · optional
traffic_source: string · optional
web_source: string (desktop, mobile_web, total) · optional

Access

Provider: Similarweb
API: Platform API
Base URL: https://api.sandbase.ai
Endpoint: /v1/api/similarweb/ad-networks
Authentication: Bearer API key

API README

Similarweb Ad Networks API

Get the ad networks behind a website's display-ad traffic, with each network's traffic share and change over the selected months.

The response is the official Similarweb API response, unchanged.

Request

curl -X POST "https://api.sandbase.ai/v1/run" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "similarweb/ad-networks", "start_date": "2026-09", "end_date": "2026-09", "country": "ww", "domain": "cnn.com", "limit": 1, "granularity": "monthly"}'

Parameters

Name	Type	Required	Description
`country`	string	No	Worldwide data only; values are case-insensitive.
`domain`	string	Yes	domain
`end_date`	string	Yes	end_date
`granularity`	string	No	granularity
`limit`	integer	Yes	limit
`main_domain_only`	boolean	No	main_domain_only
`offset`	integer	No	offset
`start_date`	string	Yes	start_date
`traffic_source`	string	No	traffic_source
`web_source`	string	No	web_source

Pricing

$0.225 per returned row (3 Similarweb credits), up to 20 rows; billed on rows returned. Failed calls are not charged.

Start building

Send your first request

Platform API endpoint with unified authentication and usage tracking.

Production API

Platform API endpoint

https://api.sandbase.ai/v1/api/similarweb/ad-networks

Authorization header

Authorization: Bearer $SANDBASE_API_KEY

# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
  -X POST "https://api.sandbase.ai/v1/api/similarweb/ad-networks" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  --data-binary @- <<'SANDBASE_JSON'
{
  "limit": 1,
  "domain": "cnn.com",
  "country": "ww",
  "end_date": "2026-09",
  "start_date": "2026-09",
  "granularity": "monthly"
}
SANDBASE_JSON
)
printf '%s\n' "$result"

Explore more

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Questions

FAQ

How do I use the Similarweb Ad Networks API?

Send a POST request to https://api.sandbase.ai/v1/api/similarweb/ad-networks with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

How much does the Similarweb Ad Networks API cost?

From $0.23 per call, billed from your SandBase balance. You are only charged for calls you make; there is no subscription.

What parameters does the Similarweb Ad Networks API accept?

Required: domain (string), end_date (string), limit (integer) and start_date (string). Optional: country (one of ww), granularity (one of monthly), main_domain_only (boolean), offset (integer), traffic_source (string) and web_source (one of desktop, mobile_web, total). The Parameters table and the Playground on this page list every field.

What does the Similarweb Ad Networks API return?

A JSON response returned in the same HTTP request (synchronous).

Do I need a Similarweb developer account or API key?

No. Similarweb Ad Networks runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Similarweb API access separately.