aid: apollo-enrich url: https://raw.githubusercontent.com/api-evangelist/apollo-enrich/refs/heads/main/apis.yml name: Apollo.io kind: company description: Apollo.io is a sales intelligence and engagement platform built on a B2B database of hundreds of millions of contacts and companies. Its REST API exposes People Enrichment (single and bulk match), People Search, Organization Enrichment and Search, Contacts and Accounts management, and Sequences (emailer campaigns) for outreach - covering contact discovery, data enrichment, prospecting, and sales intelligence use cases. The API is authenticated with an x-api-key header and is gated behind Apollo's paid plans (API access begins on the Professional tier; some endpoints require a master API key). image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg tags: - Contact Discovery - Data Enrichment - Sales Intelligence - B2B Data - Prospecting - Web Intelligence - Lead Generation - People Search created: '2026-07-11' modified: '2026-07-11' specificationVersion: '0.19' apis: - aid: apollo-enrich:apollo-people-enrichment-api name: Apollo People Enrichment API tags: - Contact Discovery - Data Enrichment - People Enrichment image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/people-enrichment baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/docs/enrich-people-data type: Documentation - url: https://docs.apollo.io/reference/people-enrichment type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Enrich a single person (POST /people/match) or up to ten people in one call (POST /people/bulk_match) - resolving names, titles, employment, verified work emails, and (with reveal flags) personal emails and phone numbers. Consumes Apollo credits per enriched record when data is returned. - aid: apollo-enrich:apollo-people-search-api name: Apollo People Search API tags: - Prospecting - Sales Intelligence - People Search image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/people-api-search baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/docs/find-people-using-filters type: Documentation - url: https://docs.apollo.io/reference/people-api-search type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Find prospects across Apollo's B2B database (POST /mixed_people/api_search) with filters for job titles, seniorities, locations, company attributes, technologies, and email status. Paginates up to 50,000 records (100 per page, up to 500 pages). Requires a master API key; does not return emails or phone numbers - pair with enrichment to reveal contact details. - aid: apollo-enrich:apollo-organization-enrichment-api name: Apollo Organization Enrichment API tags: - Data Enrichment - Company Data - Firmographics image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/organization-enrichment baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/reference/organization-enrichment type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Enrich one company by domain, name, LinkedIn, or website (GET /organizations/enrich) or up to ten at once (POST /organizations/bulk_enrich), returning firmographics such as industry, employee count, revenue, location, and technologies. Company job postings are available via a related endpoint. - aid: apollo-enrich:apollo-organization-search-api name: Apollo Organization Search API tags: - Sales Intelligence - B2B Data - Company Search image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/organization-search baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/reference/organization-search type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Search Apollo's company database (POST /mixed_companies/search) with filters for domains, employee count, location, revenue, technology stack, funding, and active job postings. Paginates up to 50,000 records (100 per page, up to 500 pages); consumes credits per page when data is returned. - aid: apollo-enrich:apollo-contacts-api name: Apollo Contacts API tags: - Contacts - CRM - Contact Discovery image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/search-for-contacts baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/reference/search-for-contacts type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Manage contacts saved inside your Apollo account - search (POST /contacts/search), create (POST /contacts), update (PUT /contacts/{id}), and bulk-create contacts, plus list contact stages. Contacts are the people you have added to Apollo, distinct from raw database search results. - aid: apollo-enrich:apollo-accounts-api name: Apollo Accounts API tags: - Accounts - CRM - B2B Data image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/search-for-accounts baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/reference/search-for-accounts type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Manage accounts (companies saved to your Apollo team) - search (POST /accounts/search), create (POST /accounts), update (PUT /accounts/{id}), and bulk-create accounts. Accounts are the company records your team tracks, distinct from the broader organization database. - aid: apollo-enrich:apollo-sequences-api name: Apollo Sequences API tags: - Sales Engagement - Outreach - Sequences image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg humanURL: https://docs.apollo.io/reference/add-contacts-to-sequence baseURL: https://api.apollo.io/api/v1 properties: - url: https://docs.apollo.io/reference/add-contacts-to-sequence type: APIReference - url: openapi/apollo-enrich-openapi.yml type: OpenAPI - url: collections/apollo-enrich.postman_collection.json type: PostmanCollection - url: collections/apollo-enrich.opencollection.json type: OpenCollection description: Drive multi-step outreach through Apollo sequences (emailer campaigns) - create and search sequences and add contacts to a sequence (POST /emailer_campaigns/{id}/add_contact_ids), plus draft, send, and search outreach emails. Turns discovered and enriched contacts into active engagement. common: - type: AgenticAccess url: agentic-access/apollo-enrich-agentic-access.yml - type: Authentication url: authentication/apollo-enrich-authentication.yml - type: GitHubOrganization url: https://github.com/apolloio - type: LinkedIn url: https://www.linkedin.com/company/apolloio - type: Website url: https://www.apollo.io - type: Documentation url: https://docs.apollo.io - type: DeveloperPortal url: https://developer.apollo.io - type: Plans url: plans/apollo-enrich-plans-pricing.yml - type: Pricing url: https://www.apollo.io/pricing - type: RateLimits url: rate-limits/apollo-enrich-rate-limits.yml - type: FinOps url: finops/apollo-enrich-finops.yml - url: https://www.apollo.io/blog type: Blog maintainers: - FN: Kin Lane email: kin@apievangelist.com