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Authentication
Errors
Rate limits
Webhooks
Datapoints
Companies
Enrich from domain
Enrich from email
Enrich from social network
Count companies
Search companies
Search by name
Search by prompt
Search similar
Ask company
Fetch context
Find email patterns
Fetch analytics
Export analytics
Industries
Search industries
Find similar industries
Lists
Fetch lists
Create list
Fetch companies
Toggle companies
Locations
Search cities
Search counties
Search countries
Search states
Search continents
Actions
Request action
Fetch actions
Teams
Fetch team
Technologies
Search technologies
Utilities
API health
OpenAPI spec

Search for similar companies (competitors, your customers, etc.)

Send us one or more domains and we will return a list of similar companies.
GET
https://api.thecompaniesapi.com/v2/companies/similar
1 credit per company

This API feature is one of the most powerful.

You can use it to find similar companies to your own, or to find companies that are similar to your customers.

You can also use it to find companies that are similar to your competitors.

The possibilities are endless.

Signup to access all our API features

Get your 500 free credits and start enriching and searching companies.

No credit card required

Query parameters
domainsarray (required)

A list of domains separated by commas.

…/companies/similar?domains[]=microsoft.com&domains[]=wix.com

pagenumber (optional)

The page to fetch (default to 1).

/companies/similar?domains[]=…&page=1

simplifiedboolean (optional)

Return a simplified version of the companies (no credits deducted but limitation are applied on the free plan). It is useful for previewing the data before fetching the full version. Default to false.

/companies/similar?domains[]=…&simplified=true

Possible values

false
true
sizenumber (optional)

The number of similar companies to be returned (between 1 and 100). Default to 10.

/companies/similar?domains[]=…&size=50

sortFieldsstring (optional)

An array of multiple fields combined to sort the results.

…/companies/similar?sortFields=%5B%7B%22key%22%3A%22meta.score%22%2C%22order%22%3A%22desc%22%7D%5D

Make sure this parameter is stringified and encoded.

sortKeystring (optional)

The field to sort the results.

…/companies/similar?sortKey=meta.score

Possible values

about.businessType
about.industries
about.industry
about.name
about.totalEmployees
about.yearFounded
analytics.monthlyVisitors
apps
codes.naics
codes.sic
Show 13 more
sortOrderstring (optional)

The order to sort the results.

…/companies/similar?sortOrder=asc

Possible values

asc
desc
Response schema
companiesarray

The similar companies for your list of domains.

Browse all datapoints
metaobject

The metas information.

Code examples
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Rust

import createClient from '@thecompaniesapi/sdk'

const tca = createClient({ apiToken: 'YOUR_API_TOKEN' })

const response = await tca.searchSimilarCompanies({
  domains: ['crisp.chat', 'intercom.com'],
  size: 25
})

const companies = response.data.companies // Companies that are similar to the domains
const meta = response.data.meta // Meta information

Search companies using a prompt

Describe the companies you are looking for and our AI model will find them for you.

Ask questions about a company using our AI model

Ask any question about a company and get answers based on real-time web analysis.

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