# GrayCRM — AI-Friendly Content Guide > GrayCRM is an API-first, AI-native CRM for contacts and properties. Built for AI agent coordination with flags, attributes, and tags. ## Product Overview GrayCRM is a multi-tenant SaaS CRM designed specifically for AI agents and developers. It provides a RESTful API with bearer token authentication for managing contacts, properties, and their relationships. ## Key Features - **API-First Architecture**: Full REST API with JSON responses, bearer token auth, rate limiting, and idempotency keys - **AI-Native Flags & Attributes**: Flexible key-value flags and custom attributes designed for AI agent coordination - **Real-Time Webhooks**: 14 event types with automatic retries and HMAC signature verification - **Multi-Tenant**: Subdomain-based tenant isolation with UUID primary keys - **GDPR Compliant**: Built-in data export and erasure capabilities - **Batch Operations**: Process up to 100 records per batch API call - **Full Audit Trail**: Immutable audit log for all data changes - **App-Tag Segregation**: Run multiple integrations against one CRM without data collision ## API - Base URL: `https://{tenant}.graycrm.io/api/v1/` - Auth: Bearer token (`Authorization: Bearer gcrm_live_...`) - Docs: https://graycrm.io/docs/api ## Key Endpoints - `GET /api/v1/contacts` — List contacts with search, filter, pagination - `POST /api/v1/contacts` — Create a contact - `GET /api/v1/properties` — List properties - `POST /api/v1/batch` — Batch create/update/delete operations - `GET /api/v1/search` — Global search across contacts and properties - `GET /api/v1/audit_events` — Audit trail ## Pricing - Free: 100 contacts, 1,000 API calls/day, 1 API key, 1 user - Starter ($29/mo): 10,000 contacts, 100,000 API calls/day, 5 API keys, 5 users, 5 webhooks - Professional ($99/mo): 100,000 contacts, 1,000,000 API calls/day, unlimited API keys, 25 users, 25 webhooks - Enterprise: Custom limits, unlimited everything, dedicated support, SLA guarantee ## Links - Website: https://graycrm.io - Features: https://graycrm.io/features - Pricing: https://graycrm.io/pricing - API Documentation: https://graycrm.io/docs/api - Contact: https://graycrm.io/contact - Privacy Policy: https://graycrm.io/privacy - Terms of Service: https://graycrm.io/terms