> ## Documentation Index > Fetch the complete documentation index at: https://docs.pubrio.com/llms.txt > Use this file to discover all available pages before exploring further. # Lookalike Companies Search > **Deprecated.** Use `POST /companies/search/similar` instead — same data, same body. Find companies similar to a specified target company based on firmographic and technographic attributes. ## OpenAPI ````yaml en-openapi POST /companies/lookalikes/search openapi: 3.0.0 info: description: >- The Pubrio API is used to search, preview and enrich Contacts and Accounts. Pubrio database provides extensive B2B contacts and sales intelligence data. version: 1.0.0 title: Pubrio OpenAPI termsOfService: https://pubrio.com/en/terms-of-service contact: email: king.lai@pubrio.com name: King Lai url: https://pubrio.com/en/get-in-touch license: name: Apache 2.0 url: http://www.apache.org/licenses/LICENSE-2.0.html servers: - url: https://api.pubrio.com security: - pubrio_api_key: [] tags: - name: Profile description: Workspace profile information and usage statistics - name: Enrichment description: Enrich people and company records with detailed B2B data - name: Lookalike description: Find companies similar to a given company - name: Search description: Search for people, companies, jobs, news, and advertisements with filters - name: Lookup description: >- Look up detailed information for specific people, companies, jobs, news, advertisements, and technologies - name: LinkedIn description: Look up people and company data via LinkedIn profile URLs - name: Redeem description: Redeem credits to unlock people contact details (single and batch) - name: Channels description: Manage outreach channel templates (create, update, delete, list) - name: Monitor description: Create and manage data monitors with webhooks, statistics, and processing - name: Filters description: >- Retrieve available filter values for search parameters (technologies, locations, verticals, etc.) externalDocs: description: >- The Pubrio API is used to search, preview and enrich Contacts and Accounts. Pubrio database provides extensive B2B contacts and sales intelligence data. url: https://docs.pubrio.com paths: /companies/lookalikes/search: post: tags: - Lookalike summary: Search for lookalike companies description: >- **Deprecated.** Use `POST /companies/search/similar` instead — same data, same body. Find companies similar to a specified target company based on firmographic and technographic attributes. operationId: companies_search_lookalikes parameters: [] requestBody: required: true content: application/json: schema: type: object properties: locations: $ref: '#/components/schemas/locations' exclude_locations: $ref: '#/components/schemas/exclude_locations' technologies: $ref: '#/components/schemas/technologies' categories: $ref: '#/components/schemas/categories' verticals: $ref: '#/components/schemas/verticals' vertical_categories: $ref: '#/components/schemas/vertical_categories' vertical_sub_categories: $ref: '#/components/schemas/vertical_sub_categories' domain_search_id: $ref: '#/components/schemas/domain_search_id' domain: $ref: '#/components/schemas/domain' linkedin_url: $ref: '#/components/schemas/company_linkedin_url' employees: $ref: '#/components/schemas/employees' founded_dates: $ref: '#/components/schemas/founded_dates' revenues: $ref: '#/components/schemas/revenues' job_locations: $ref: '#/components/schemas/locations' job_posted_dates: $ref: '#/components/schemas/posted_dates' job_titles: $ref: '#/components/schemas/people_titles' news_categories: $ref: '#/components/schemas/news_categories' news_published_dates: $ref: '#/components/schemas/published_dates' is_enable_similarity_search: $ref: '#/components/schemas/is_enable_similarity_search' similarity_score: $ref: '#/components/schemas/similarity_score' per_page: $ref: '#/components/schemas/per_page' page: $ref: '#/components/schemas/page' profile_id: $ref: '#/components/schemas/profile_id' anyOf: - title: Domain Search ID required: - domain_search_id - title: Domain required: - domain - title: LinkedIn URL required: - linkedin_url responses: '200': description: Successful response containing company search details. content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/data' example: data: pagination: page: 1 per_page: 25 total_entries: 45234700 total_pages: 1809388 companies: - logo_url: >- https://buckets.pubrio.com/company-logo/MjI0NDc1OTMxaWxqOXNzbmoxdHdpdHRlci5jb20=.jpg company_name: Twitter emails: - ... phones: - ... contacts: - ... founded_year: 2006 specialties: - Software Development industry: Software Development domain: twitter.com domain_search_id: 61a73da7-2efc-41a5-a252-a8a8df29925a domain_id: 224475931 linkedin_company_id: 44005587 linkedin_name: twitter is_company_url_active: true domain_ids: - 224475931 - 1758889566 - 368242865 company_keywords: - realtime information - social commerce - online shopping - classifieds - craigslist killers - e-commerce - killers - consumer internet - internet - information technology - edp services - technology - software development - microblogging - social networking - public conversation - user engagement - content sharing - advertising solutions - monetization - community building - digital wallet - ai integration - user safety company_size: 1500 youtube_url: null crunchbase_url: null linkedin_url: http://www.linkedin.com/company/twitter instagram_url: null facebook_url: http://facebook.com/twitterinc twitter_url: https://twitter.com/x github_url: null x_url: null location: United States company_ranking: null company_url: http://twitter.com saved_lists: null company_size_printed: 1,500 - ... '400': $ref: '#/components/responses/general_error' '429': $ref: '#/components/responses/rate_limit_error' '500': $ref: '#/components/responses/server_error' deprecated: true components: schemas: locations: type: array items: type: string example: - US - SG - CN description: >- ISO 3166-1 alpha-2 (cca2) is used for filtering locations. Check out `location` endpoints under the Filters tab for more information. exclude_locations: type: array items: type: string example: - CN - US - RU - CA description: >- ISO 3166-1 alpha-2 (cca2) is used to filter out locations that does not need to be returned. Check out `location` endpoints under the Filters tab for more information. technologies: type: array items: type: integer description: >- A list of `tag_id` used to search for specific technologies used by companies. To find the ID, call the `technology` endpoint under the Filters tab. This filter supports `is_enable_similarity_search`, once enabled you can enter any free text, e.g. `["Shopify"]`. categories: type: array items: type: integer description: >- A list of `category_id` used to search for specific categories of technology used by companies. To find the ID, call the `category` endpoint under the Filters tab. This filter supports `is_enable_similarity_search`, once enabled you can enter any free text, e.g. `["CDN"]`. verticals: type: array items: type: integer description: >- A list of `vertical_id` used to search for companies in a specific vertical or industry. To find the ID, call the `vertical` endpoint under the Filters tab. This filter supports `is_enable_similarity_search`, once enabled you can enter any free text, e.g. `["AI"]`. vertical_categories: type: array items: type: integer description: >- A list of `vertical_category_id` used to search for companies in a specific vertical category. To find the ID, call the `vertical category` endpoint under the Filters tab. This filter supports `is_enable_similarity_search`, once enabled you can enter any free text, e.g. `["Information Technology"]`. vertical_sub_categories: type: array items: type: integer description: >- A list of `vertical_sub_category_id` used to search for companies in a specific vertical sub-category. To find the ID, call the `vertical sub category` endpoint under the Filters tab. This filter supports `is_enable_similarity_search`, once enabled you can enter any free text, e.g. `["Software"]`. domain_search_id: type: string format: uuid description: A unique identifier for the company search operation. domain: type: string example: pubrio.com description: >- A company domain used for company search operations. If we receive a URL such as `www.pubrio.com` or `https://docs.pubrio.com/`, the system will convert it to `pubrio.com` for processing. company_linkedin_url: type: string example: https://www.linkedin.com/company/pubrio description: >- The fully formed URL of the LinkedIn company profile. URL begin with `http` and contain `linkedin.com/company/` employees: type: array items: type: array items: type: string example: - - 1 - 10 - - 11 - 20 - - 10001 description: >- The number range of employees working for the company. This enables you to find companies based on headcount. You can add multiple ranges to expand your search results. Check out `company size` endpoints under the Filters tab for more information. founded_dates: type: array items: type: integer example: - 2018 - 2024 description: >- Years of company founded range. The maximum value founded is the current year. revenues: type: array items: type: integer example: - 0 - 100000 description: Minimum and maximum range of company revenue. posted_dates: type: array items: type: string example: - '2025-01-01' - '2025-01-10' description: Date range of the posted date. The maximum value is the current day. people_titles: type: array items: type: string example: - sales manager - marketing manager description: |- Job titles associated with the individuals you aim to locate. The results will also encompass job titles that include similar terminology, even if they do not match exactly. For instance, searching for `software engineer` may yield results for individuals with the title `senior software engineer`. news_categories: type: array items: type: string example: - launches description: >- List of `category slugs` for searching for specific news categories. To find a slug, call the `news categories` endpoint under the Filters tab. published_dates: type: array items: type: string example: - '2025-01-01' - '2025-01-10' description: Date range of the published date. The maximum value is the current day. is_enable_similarity_search: type: boolean description: >- When enabled, the filters listed above that support similarity searches can be filled with free text for specific IDs. similarity_score: type: number format: float example: 0.7 description: >- It is used in conjunction with `is_enable_similarity_search`. This number is used to analyze whether a specific slug (e.g. vertical industry, technology) is similar to the user input, and the higher the number, the more stringent it is. per_page: type: integer example: 25 description: >- The number of search results that should be returned for each page. Limited the number of results per page improves the endpoint's performance. page: type: integer example: 1 description: The page number of the Pubrio data that you want to retrieve. profile_id: type: integer description: >- Optional. An identifier for the user profile (workspace) making the request. This is no longer required as the API key already includes your workspace information. If provided, it helps in associating the lookup with a specific user, allowing for data retrieval and credit tracking. Check out `user details` endpoints under the Profile tab for more information. data: type: object nullable: true description: Response info depends on specific endpoint. responses: general_error: description: >- Bad request. The request was malformed or contained invalid parameters. Check the error code and message for details. content: application/json: schema: required: - code - message - details type: object properties: code: example: 40001 type: integer message: example: >- Errors and codes will vary depending on the scenario, please see the documentation for information. type: string details: type: object rate_limit_error: description: >- Rate limit exceeded. Too many requests were made in a given time period. Retry after the rate limit window resets. content: application/json: schema: required: - error type: object properties: error: example: Request rate limit exceeded. Please wait and try again later. type: string server_error: description: >- Internal server error. An unexpected error occurred on the server. Contact support if the error persists. content: application/json: schema: required: - error type: object properties: error: example: An unexpected error occurred on the server. type: string securitySchemes: pubrio_api_key: type: apiKey name: pubrio-api-key description: >- A unique API token that represents the actions you perform through the API and the corresponding permissions and operations. You can create it through the [Settings](https://dashboard.pubrio.com/#/settings/) section. in: header ````