CustomerOS · GraphQL Specification

CustomerOS GraphQL Schema

Representative GraphQL schema for the [CustomerOS](https://customeros.ai/) (formerly Openline)

Documentation Endpoint View on GitHub CRMRevenueGo-To-MarketLead IntelligenceVisitor IdentificationAttributionEmail VerificationEnrichmentGraphQLOpen-SourceGraphQL

Overview

CustomerOS GraphQL Schema is a GraphQL API specification published by CustomerOS on the APIs.io network.

Representative GraphQL schema for the CustomerOS (formerly Openline)

Tagged areas include CRM, Revenue, Go-To-Market, Lead Intelligence, and Visitor Identification.

Endpoint

Related API Specs

CustomerOS GraphQL API (OpenAPI) CustomerOS Billing API (OpenAPI) CustomerOS CustomerBASE API (OpenAPI) CustomerOS Domains API (OpenAPI) CustomerOS Email Verification API (OpenAPI) CustomerOS Enrichment API (OpenAPI) CustomerOS Flows API (OpenAPI) CustomerOS IP Intelligence API (OpenAPI) CustomerOS Mailboxes API (OpenAPI) CustomerOS Outreach API (OpenAPI)
Back to CustomerOS · All GraphQL Specs · GitHub

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Every GraphQL schema here is available over the APIs.io API and to AI agents over MCP.

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Tools for graphql

4 MCP tools reach this
  • find_graphqlBrowse and filter every GraphQL schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
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Call it yourself

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This GraphQL schema 
curl "https://apis.io/api/v1/graphql/customeros-graphql"
All graphql 
curl "https://apis.io/api/v1/graphql?limit=25"

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