Developers

Build on SuperSend, or let your AI agent run it.

A REST API, webhooks for every event, a CLI, and an MCP server for Claude, Cursor and Codex. Everything the app does, you can do from code.

Read the API docs Get an API key

# List your campaigns
curl https://api.supersend.io/v2/campaigns \
  -H "Authorization: Bearer $SUPERSEND_API_KEY"

# Or ask your agent
npx -y -p @super-send/mcp-server supersend docs

REST APICampaigns, contacts, senders and repliesCreate campaigns, add contacts, read conversations and pull stats. API keys belong to a workspace.API reference WebhooksEvery event, as it happensSends, opens, clicks, replies, bounces, LinkedIn connections and messages, with delivery logs and retries.Webhook docs AI agentsCLI, MCP server and Claude Code pluginLet Claude, Cursor or Codex set up campaigns, check replies and report results for you.Agent setup

Webhook events

Pick the events you want per webhook. Add your own headers for auth.

email_sent
open
click
reply
bounce
unsubscribe
interest
appointment
autoresponse
finished
linkedin_profile_visited
linkedin_post_liked
linkedin_connection_sent
linkedin_connection_accepted
linkedin_message_sent
linkedin_reply
contact_added
contact_paused
contact_resumed

Start here

QuickstartGet a key and send your first API call.Connect Claude or CursorAdd the MCP server and sign in.Import from ClayPush rows from a Clay table into a campaign.API statusUptime and incidents.

Get an API key and start building

Connect an inbox, add your LinkedIn, and build your sequence. Set up free, no card. 7-day free trial when you launch. Plans from $59/month.

Get started See pricing