Open source integration layer for AI agents with secure, multi-tenant support
Send SMS from Claude, Cursor, or Windsurf using Model Context Protocol
Stage
Not given
Not given
Founded
Not given
Not given
Based in
Not given
US
Pricing model
Freemium
Free
Pricing
Hobby: $0/mo with up to 50 connections, 100k webhook events, unlimited managed permissions/auth pages, up to 3 team members, and Discord community support. Pro: $200/mo with unlimited connections, unlimited webhook events, unlimited managed permissions/auth pages, unlimited team members, and Slack s
Not given
Key features
OAuth and multi-tenant credential management
Permissions system with approval workflows
Webhooks and polling for data synchronization
Multiple integration connectors
Self-hosted and cloud-hosted options
Managed authentication pages
Agent-safe credential handling
API caching per tenant
Custom integration scaffolding
Community-contributed integrations
Send SMS messages via connected Android devices
Retrieve full SMS conversation threads with specific phone numbers
List online and available connected Android phones
Works with Claude Desktop, Cursor, and Windsurf
Node.js-based standalone server with no npm install required
Multi-device support for message routing
What makes it different
Fully open source to avoid vendor lock-in
Credentials never stored in Corsair's database
Free self-hosted option with no per-seat pricing
Handles token refresh and API deprecations automatically
Works with or without AI agents
Natural language commands in plain English for AI assistants
Uses your personal Android phone as an SMS gateway
Minimal setup with just configuration paste and restart