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POST
/
v1
/
company
/
linkedin-to-domain
LinkedIn to Domain
curl --request POST \
  --url https://api.gtmapis.com/v1/company/linkedin-to-domain \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "company_linkedin_url": "<string>"
}
'
{
  "domain": "<string>",
  "found": true,
  "credits_charged": 123
}

Documentation Index

Fetch the complete documentation index at: https://gtmapis.mintlify.app/llms.txt

Use this file to discover all available pages before exploring further.

​
LinkedIn to Domain

Convert a LinkedIn company page URL to the company’s website domain. Useful for finding company websites from LinkedIn-sourced data.

​
Endpoint

POST /v1/company/linkedin-to-domain

​
Request

​
company_linkedin_url
string
required
LinkedIn company page URL (e.g., “https://linkedin.com/company/acme”)

​
Example Request

curl -X POST https://api.gtmapis.com/v1/company/linkedin-to-domain \
  -H "Content-Type: application/json" \
  -H "X-API-Key: gtm_test_your_key_here" \
  -d '{
    "company_linkedin_url": "https://linkedin.com/company/acme"
  }'

​
Response

​
domain
string
Company website domain
​
found
boolean
Whether a domain was found
​
credits_charged
integer
Number of credits charged

​
Success Response

{
  "domain": "acme.com",
  "found": true,
  "credits_charged": 1
}

​
Not Found Response

{
  "domain": "",
  "found": false,
  "credits_charged": 0
}

​
Credit Pricing

ResultCredits Charged
Domain found1 credit
Not found0 credits
Error / failure0 credits

​
Error Responses

​
400 Bad Request

{
  "error": "Bad Request",
  "message": "company_linkedin_url is required"
}

​
401 Unauthorized

{
  "error": "Unauthorized",
  "message": "Invalid API key"
}

​
Use Cases

Find the company domain to construct or verify email addresses for outbound prospecting.
Standardize company records sourced from LinkedIn by adding the canonical website domain.
Use the domain to fetch additional website-based signals like tech stack, traffic, or content.

Domain to LinkedIn

Reverse: find LinkedIn URL from domain

Company Enrich

Enrich a company by LinkedIn URL

Company Search

Search companies by firmographic criteria