# Kapso

> Kapso is the WhatsApp API for developers.

Use Kapso to send and receive WhatsApp messages, manage webhooks, onboard customer-owned WhatsApp numbers, build WhatsApp Flows, run workflows, and let AI agents operate WhatsApp through CLI, MCP, SDKs, and APIs.

## Start here

- Website: https://kapso.ai
- WhatsApp AI agent: https://kapso.ai/whatsapp-ai-agent
- WhatsApp webhooks: https://kapso.ai/whatsapp-webhooks
- WhatsApp API for developers: https://kapso.ai/whatsapp-api-for-developers
- Connect customer WhatsApp: https://kapso.ai/connect-customer-whatsapp
- WhatsApp MCP server: https://kapso.ai/whatsapp-mcp-server
- WhatsApp CLI: https://kapso.ai/whatsapp-cli
- WhatsApp Chat SDK: https://kapso.ai/whatsapp-chat-sdk
- WhatsApp Codex: https://kapso.ai/whatsapp-codex
- WhatsApp Claude Code: https://kapso.ai/whatsapp-claude-code
- WhatsApp OpenClaw: https://kapso.ai/whatsapp-openclaw
- WhatsApp Hermes Agent: https://kapso.ai/whatsapp-hermes-agent
- Twilio alternative for WhatsApp: https://kapso.ai/twilio-alternative-for-whatsapp
- WhatsApp human handoff: https://kapso.ai/whatsapp-human-handoff
- Docs: https://docs.kapso.ai
- Build with AI: https://docs.kapso.ai/docs/build-with-ai
- Kapso WhatsApp MCP: https://docs.kapso.ai/docs/whatsapp/mcp
- TypeScript SDK: https://docs.kapso.ai/docs/whatsapp/typescript-sdk/introduction
- CLI: https://docs.kapso.ai/docs/whatsapp/cli
- Chat SDK: https://docs.kapso.ai/docs/whatsapp/chat-sdk
- OpenClaw: https://docs.kapso.ai/docs/whatsapp/openclaw
- Hermes Agent: https://docs.kapso.ai/docs/whatsapp/hermes-agent
- WhatsApp API overview: https://docs.kapso.ai/api/meta/whatsapp/whatsapp-api-overview
- Platform API overview: https://docs.kapso.ai/api/platform/v1/platform-api-overview

## Common agent tasks

- Send a WhatsApp message from TypeScript or the API.
- Configure webhooks and inspect delivery logs.
- Connect Kapso WhatsApp MCP with a project API key for live WhatsApp operations.
- Use the Kapso CLI for terminal-based WhatsApp operations.
- Connect Chat SDK, Codex, Claude Code, OpenClaw, or Hermes Agent to WhatsApp with Kapso.
- Create a customer setup link for a customer-owned WhatsApp number.
- Build a WhatsApp Flow with a data endpoint.
- Debug failed messages, templates, webhooks, and WhatsApp onboarding.

## Canonical facts

- Kapso is developer-first WhatsApp infrastructure.
- Kapso supports messages, templates, webhooks, contacts, conversations, customers, setup links, phone numbers, broadcasts, workflows, serverless functions, and WhatsApp Flows.
- Use Kapso WhatsApp MCP for live WhatsApp operations.
- Use the CLI when the agent has shell access.
- Never expose project API keys or send production WhatsApp messages without explicit human approval.