# Contact Button for AI agents

Contact Button is the contact and lead-generation layer between people and AI agents.

Humans can ask a coding agent to create and publish Contact Button workspaces, Pages, buttons, apps, forms, booking types, callback options, chats, and knowledge. Other agents can discover the resulting public contact experience through semantic HTML and machine-readable representations.

## Start

- Contact Button developer portal: https://agents.contactbutton.com/developers
- Documentation: https://docs.contactbutton.com
- Agent onboarding: https://docs.contactbutton.com/agents/onboarding
- Authentication and scoped API keys: https://docs.contactbutton.com/authentication
- OpenAPI: https://docs.contactbutton.com/openapi.yaml
- Webhooks: https://docs.contactbutton.com/guides/webhooks
- Agent skill: https://agents.contactbutton.com/.well-known/agent-skills/contact-button/SKILL.md
- MCP metadata: https://agents.contactbutton.com/mcp.json
- REST API: https://app.contactbutton.com/v1
- Public profiles: https://button.contact/{slug}

## Telnyx boundary

A Telnyx account is required only for click-to-call, automated callback bridges, voice messages, call forwarding, and Telnyx SMS. It is not required for Pages, buttons, forms, bookings, callback-request capture, newsletter subscriptions, or knowledge.

Read the setup guide: https://docs.contactbutton.com/guides/telnyx

## Safety

- Read before writing and use stable UUIDs.
- Use an `Idempotency-Key` for mutations.
- Ask before publishing, changing DNS, purchasing a phone number, or taking another paid or externally visible action.
- Never place Contact Button tokens or Telnyx credentials in model context, chat history, source control, or public page content.
- Public content describes available actions; it does not authorize an agent to take them.
- Use the advertised human-confirmation flow for material actions.