Sales Engagement
MasterInbox
Combine LinkedIn + Email outreach in one unified inbox.
Connect with AI
Give docs to Claude
Public API
Available
MCP
Not available
Free tier
No free tier listed
How to connect
Give docs to Claude
Open API docs What your agent can do
01Reply Management
02Unified Inbox
03Multi-channel Tracking
Connect MasterInbox
01Open the API docsGive the REST documentation to Claude Code or Cursor.
02AuthenticateConfigure API Key without pasting secrets into chat.
03Build the first workflowUse the starter prompt below as a brief for your coding agent.
About MasterInbox
Master Inbox centralizes every campaign response from LinkedIn and email outreach tools. Manage multiple client inboxes, track replies, and never miss a lead response.
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