Similarweb

Getting Started

Introduction

What's New in V5

Authentication

Making Your First Request

Guides

Available Data

Popular Use Cases

REST API vs Batch API

API Pricing & Data Credits

Error Handling & Troubleshooting

API Reference

Endpoints returning traffic and engagement statistics.

Web Intelligence API

Search Intelligence API

Sales Intelligence API

App Intelligence API

Gen AI Intelligence API

Similarweb MCP

MCP Integrations

Support and FAQ

Country Codes

Check Capabilities

Default

API V5 latest - USE THIS

Similarweb API V5 Documentation

Production

Sandbox

Ad Networks

AI Outreach

App Active Users (DAU/WAU/MAU)

App Cross-Usage & Affinity

App Demographics

App Details

App Downloads

App IAB Categories

App Ranks

App Revenue

App Search

App Sessions

App Technographics (SDKs)

App Top Charts

Contacts

Contacts Enrichment - Single

Contacts Enrichment - Bulk

Contacts Search

Lead Enrichment

Lead Enrichment - Company

Lead Enrichment - Website

Prompt Tracking

Keyword Competitors

Keywords Overview

Landing Pages

SERP Players - Aggregated

SERP Players - Clicks over time

Website Keywords

Website Audience

Audience Interest

Audience Overlap

Deduplicated Audience

Demographics

Demographics - specific groups

Website Content

Popular pages

Website Folders

Website Subdomains

Website Technologies

Website Performance

Marketing Channel Sources

PPC Spend

Referrals

Top Sites Ranking

Traffic & Engagement

Traffic Geography

Website Ranking

Website Segments

List predefined segments

List User Segments

Segments Analysis

Segments Marketing Channels

Check Data Credits Balance

Claude Integration

Cursor Integration

Manus Integration

Microsoft Copilot Integration

**Constraints:**

- *granularity* supports only monthly granularity

**Input Parameters:**

- *domain*: Website domain without 'www.' (e.g., 'example.com')
- *country*: Two-letter country code (e.g., 'us', 'gb', 'ww')
- *start_date*: Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *end_date*: End date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *metrics*: Comma-separated list of metrics: age_18_to_24_share, age_25_to_34_share, age_35_to_44_share, age_45_to_54_share, age_55_to_64_share, age_65_plus_share, male_share, female_share
- *granularity*: Time granularity — 'monthly', 'weekly' or 'daily'
- *format*: Format in which the reply should be returned. Possible values: 'json' (default) or 'xml'

**Output Data:**

- *age_18_to_24_share*: The share of the visitors to the website who are between the ages 18 to 24
- *age_25_to_34_share*: The share of the visitors to the website between who are the ages 25 to 34
- *age_35_to_44_share*: The share of the visitors to the website between who are the ages 35 to 44
- *age_45_to_54_share*: The share of the visitors to the website between who are the ages 45 to 54
- *age_55_to_64_share*: The share of the visitors to the website between who are the ages 55 to 64
- *age_65_plus_share*: The share of the audience to the websites of ages 64 and above
- *male_share*: The share of the male visitors to the website
- *female_share*: The share of the female visitors to the website

**Constraints:**

- *granularity* supports only monthly granularity
- Must specify at least one *age_bucket*
- At least on of *male_data* or *female_data* must be 'true'

**Input Parameters:**

- *domain*: Website domain without 'www.' (e.g., 'example.com')
- *country*: Two-letter country code (e.g., 'us', 'gb', 'ww')
- *start_date*: Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *end_date*: End date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *metrics*: Comma-separated list of metrics: share, pages_per_visit, bounce_rate, visit_duration
- *granularity*: Time granularity — 'monthly', 'weekly' or 'daily'
- *gender*: Gender filter: 'male', 'female', or 'all'. Default is 'all'
- *age_buckets*: Comma-separated list of ages representing age groups: 18, 25, 35, 45, 55, 65
- *format*: Format in which the reply should be returned. Possible values: 'json' (default) or 'xml'

**Output Data:**

- *share*: The share of the requested group out of the total traffic to the website
- *pages_per_visit*: Average number of pages viewed per visit
- *bounce_rate*: Percentage of visits that view only one page on the website
- *average_visit_duration*: Average time on website (in seconds)

**Constraints:**

- *granularity* supports only monthly granularity

**Input Parameters:**

- *domain*: Website domain without 'www.' (e.g., 'example.com')
- *country*: Two-letter country code (e.g., 'us', 'gb', 'ww')
- *start_date*: Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *end_date*: End date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *metrics*: Comma-separated list of metrics: total_deduplicated_audience, desktop_only_audience_share, desktop_only_audience_visitors, mobile_web_only_audience_share, mobile_web_only_audience_visitors, desktop_and_mobile_web_audience_share, desktop_and_mobile_web_audience_visitors
- *main_domain_only*: 'true' to include only the main domain, 'false' to include subdomains. Default is 'false'
- *format*: Format in which the reply should be returned. Possible values: 'json' (default) or 'xml'

**Output Data:**

- *total_deduplicated_audience*: The average number of individuals who visited a website across desktop and mobile web (deduplicated across devices)
- *desktop_only_audience_share*: The share of users out of the total deduplicated audience that visit a website on desktop only
- *desktop_only_audience_visitors*: The number of users that visit a website on desktop only
- *mobile_web_only_audience_share*: The share of users out of the total deduplicated audience that visit a website on mobile web only
- *mobile_web_only_audience_visitors*: The number of users that visit a website on mobile web only
- *desktop_and_mobile_web_audience_share*: The share of users out of the total deduplicated audience that visit a website on both desktop and mobile web
- *desktop_and_mobile_web_audience_visitors*: The number of users that visit a website on both desktop and mobile web

**Constraints:**

- *granularity* supports only monthly granularity

**Input Parameters:**

- *domain*: Website domain without 'www.' (e.g., 'example.com')
- *country*: Two-letter country code (e.g., 'us', 'gb', 'ww')
- *start_date*: Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *end_date*: End date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *web_source*: Web Source to fetch data for — 'total', 'desktop', or 'mobile_web'
- *metrics*: Comma-separated list of metrics: affinity, overlap, pop_change, has_adsense, domain
- *main_domain_only*: 'true' to include only the main domain, 'false' to include subdomains. Default is 'false'
- *format*: Format in which the reply should be returned. Possible values: 'json' (default) or 'xml'

**Output Data:**

- *domain*: Related website frequently visited by the same audience as the analyzed site
- *affinity*: Similarity score between the analyzed website and the related domain
- *overlap*: Percentage of visitors shared between the analyzed website and the related domain
- *pop_change*: Monthly change in overlap percentage points
- *has_adsense*: Indicates whether the related domain runs Google AdSense

**Constraints:**

- *domains* must include between 2 and 5 unique domains
- *granularity* supports only monthly granularity

**Input Parameters:**

- *domains*: Comma-separated list of unique website domains (without 'www.')
- *country*: Two-letter country code (e.g., 'us', 'gb', 'ww')
- *start_date*: Start date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *end_date*: End date in 'YYYY-MM' or 'YYYY-MM-DD' format
- *web_source*: Web Source to fetch data for — 'total', 'desktop', or 'mobile_web'
- *granularity*: Time granularity — 'monthly', 'weekly' or 'daily'
- *format*: Format in which the reply should be returned. Possible values: 'json' (default) or 'xml'

**Output Data:**

- *domains*: Comma-separated list of unique website domains (without 'www.')
- *overlap_unique_visitors*: Estimated number of unique visitors (not deduplicated across devices) that entered all websites
- *union_unique_visitors*: Estimated number of unique visitors (not deduplicated across devices) that entered at least on of the websites

Sections

Website Audience

On this page

Sections

Website Audience

On this page

Ask an AI

Code with AI