Back to API

Already plugged into the modern stack.

Rellavo speaks REST + signed webhooks + MCP. Any service that consumes any of the three already integrates — even the ones we haven’t built a logo card for.

Download the OpenAPI spec

For ChatGPT custom GPTs, Postman, Insomnia, or any agent builder that takes a spec file.

Download JSONDownload YAMLBrowse in console

Editor

Claude Desktop

Native

Anthropic's MCP-aware chat client. Tools show up in your conversation.

npx @rellavo/installLearn more

Cursor

Native

AI-first code editor. Rellavo MCP shows in the agent panel.

npx @rellavo/installLearn more

Claude Code

Native

Claude in your terminal. Same MCP server.

npx @rellavo/install

AI

ChatGPT

REST

Use the OpenAPI spec to teach a custom GPT. Browse the spec in the console, or download the raw file below.

Learn more

Automation

Zapier

REST

Trigger Zaps on webhook events, call any /v1 endpoint as an action.

Make (Integromat)

REST

Same as Zapier, paid less.

n8n

REST

Self-host the orchestration layer; we're a normal REST node.

Linear

Webhook

Auto-file support tickets from member-app feedback events.

Comms

Twilio

Native

SMS sends and inbound replies flow through one webhook URL.

Resend

Native

Email delivery + analytics.

Slack

Webhook

Pipe member events to a Slack channel with a 5-line worker.

Payments

Stripe

Native

Subscriptions, invoices, payment methods. Already wired in CRM.

Fiserv Commerce Hub

Native

For shops that prefer First Data over Stripe.

Calendar

Google Calendar

Native

Two-way sync per trainer.

Access

Brivo / Kisi / PDK

Webhook

Open the door on member check-in — webhook into your access provider.

Accounting

QuickBooks

Planned

Sync invoices + payouts. Beta partners welcome.