# Similarweb, contact us, Businesses and Enterprises, GET /v1/website/{domain_name}/category-rank/category-rank: Domain authority API

> Returns the industry (formerly named 'category') of a domain and its Industry Rank within its industry worldwide.

Similarweb's Businesses and Enterprises plan lets you call the domain authority API. We check each provider's docs for 5 fields: Authority score, Spam score, Backlinks, Referring domains and Referring pages. Similarweb's docs list none of the 5.
We haven't run Similarweb through [our domain authority API benchmark](https://datacircle.dev/best-domain-authority-api.txt) yet.
Similarweb gives this plan's price on request. We rank 252 plans for domain authority APIs by price. Half the plans cost $4.95 or less per 1,000 domains.
[Morningscore's $69 monthly plan](https://datacircle.dev/domain-authority-apis/morningscore/69-monthly/llms.txt) is the cheapest paid plan per 1,000 domains. Morningscore's domain authority API costs nothing beyond the plan price. [Pixel Tools' ₽99 pack](https://datacircle.dev/domain-authority-apis/pixel-tools/99-pack/llms.txt) costs the least for 10,000 domains a month: about $1.18.
[BacklinkMCP's $19 monthly plan](https://datacircle.dev/domain-authority-apis/backlinkmcp/19-monthly/llms.txt) covers any number of domains, and costs less up front than Morningscore's $69 monthly plan.
[AnyAPI](https://datacircle.dev/domain-authority-apis/anyapi/top-up-from-10-manual-top-up-post-v1-run-semrush-overview/llms.txt), [host.io](https://datacircle.dev/domain-authority-apis/host-io/99-monthly/llms.txt) and [SearcherLite](https://datacircle.dev/domain-authority-apis/searcherlite/297-pack/llms.txt) are the best domain authority API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-category-rank-category-rank
- [Domain authority API: domain rank providers compared](https://datacircle.dev/best-domain-authority-api.txt)
- Get it: https://www.similarweb.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Request: `GET https://api.similarweb.com/v1/website/{domain_name}/category-rank/category-rank`
- API key: with the plan, on https://www.similarweb.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Its API docs: https://developers.similarweb.com/reference/industry-rank?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Sold by: Similarweb (https://www.similarweb.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 0%

## Price

- Per: call
- Billing: contact

## In their words

- Their pitch: Returns the industry (formerly named 'category') of a domain and its Industry Rank within its industry worldwide.

## Data

- Keep data: no API terms
- Use data: no API terms

## Rate limit

- Per second: 10
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain_name
- Method: GET
- Path: /v1/website/{domain_name}/category-rank/category-rank

## About the plan

- Plan: Businesses and Enterprises
- Who can get it: businesses and enterprises, on a custom package from Similarweb's sales team

## The 5 fields the plan's answer can hold

domain, response format, status, industry, industry rank

## Similarweb's plans (2)

- [Similarweb, contact us, Businesses and Enterprises, GET /v1/website/{domain_name}/category-rank/category-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-category-rank-category-rank/llms.txt): 0% complete
- [Similarweb, contact us, Standalone API, GET /v1/website/{domain_name}/category-rank/category-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-standalone-api-get-v1-website-domain-name-category-rank-category-rank/llms.txt): 0% complete

## Similarweb's calls for this API (3)

- `GET /v1/website/{domain_name}/country-rank/country-rank`: [Similarweb, contact us, Businesses and Enterprises, GET /v1/website/{domain_name}/country-rank/country-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-country-rank-country-rank/llms.txt)
- `GET /v1/website/{domain_name}/global-rank/global-rank`: [Similarweb, contact us, Businesses and Enterprises, GET /v1/website/{domain_name}/global-rank/global-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-global-rank-global-rank/llms.txt)
- `GET /v1/website/{domain_name}/category-rank/category-rank`: [Similarweb, contact us, Businesses and Enterprises, GET /v1/website/{domain_name}/category-rank/category-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-category-rank-category-rank/llms.txt)

## Similarweb's APIs (3)

- [Similarweb Ranked keywords API pricing, 2 plans](https://datacircle.dev/ranked-keywords-apis/similarweb/contact-us-businesses-and-enterprises/llms.txt)
- [Similarweb Domain authority API pricing, 2 plans, GET /v1/website/{domain_name}/category-rank/category-rank](https://datacircle.dev/domain-authority-apis/similarweb/contact-us-businesses-and-enterprises-get-v1-website-domain-name-category-rank-category-rank/llms.txt)
- [Similarweb Keyword research API pricing, 2 plans, GET /v4/keyword-search/keywords/overview/aggregated](https://datacircle.dev/keyword-research-apis/similarweb/contact-us-businesses-and-enterprises-get-v4-keyword-search-keywords-overview-aggregated/llms.txt)
- [Similarweb Keyword research API pricing, 2 plans, GET /v4/keywords/{keyword}/analysis/overview](https://datacircle.dev/keyword-research-apis/similarweb/contact-us-businesses-and-enterprises-get-v4-keywords-keyword-analysis-overview/llms.txt)

## Similarweb: domain authority API alternatives

[Similarweb alternatives: other domain authority API providers by price](https://datacircle.dev/similarweb-alternatives.txt)

We list other providers' plans with no public price. These plans come closest to this plan in number of key fields.

- [UnifAPI, contact us, Enterprise, POST /seo/backlinks/bulk-ranks](https://datacircle.dev/domain-authority-apis/unifapi/contact-us-enterprise-post-seo-backlinks-bulk-ranks/llms.txt): 0% complete
- [VerifiedDR, contact us, Enterprise, GET /dr/{domain}](https://datacircle.dev/domain-authority-apis/verifieddr/contact-us-enterprise-get-dr-domain/llms.txt): 0% complete, stored
- [APIHZ, contact us, Custom rate limit, GET /api/wangzhan/aizhanqz.php](https://datacircle.dev/domain-authority-apis/apihz/contact-us-custom-rate-limit-get-api-wangzhan-aizhanqz-php/llms.txt): 0% complete
- [SEO PowerSuite, contact us, Custom plan, GET /backlinks/v1.0/get-domain-inlink-rank](https://datacircle.dev/domain-authority-apis/seo-powersuite/contact-us-custom-plan-get-backlinks-v1-0-get-domain-inlink-rank/llms.txt): 0% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

- https://developers.similarweb.com/docs/data-credits-unpublished-whats-new-in-v40.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://developers.similarweb.com/docs/rate-limit.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://developers.similarweb.com/docs/when-do-data-credits-get-refreshed.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://developers.similarweb.com/reference/industry-rank.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://www.similarweb.com/corp/legal/terms/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://www.similarweb.com/md/plans-api.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://www.similarweb.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing