INDIVIDUAL MCP TOOL

ack_message

Acknowledge a message by id (from list_messages or infrastructure_status's messages[]) — sets it read so it stops surfacing as unacked.

coldrig.devnone authenticationAvailability not checked

LIVE ENDPOINT

https://agent-cold-email-api.yaakovscher.workers.dev/mcp

No auth detected

Connect to this endpoint to inspect the live schema for ack_message and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Potential side effects detected · medium confidence · heuristic, not a guarantee.

A tool name or description suggests sending messages.

Parent server

coldrig.dev

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.agent-cold-email]
url = "https://agent-cold-email-api.yaakovscher.workers.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "agent-cold-email": {
      "type": "http",
      "url": "https://agent-cold-email-api.yaakovscher.workers.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: agent-cold-email
Remote MCP URL: https://agent-cold-email-api.yaakovscher.workers.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "agent-cold-email": {
      "url": "https://agent-cold-email-api.yaakovscher.workers.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "agent-cold-email": {
      "type": "http",
      "url": "https://agent-cold-email-api.yaakovscher.workers.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "agent-cold-email",
  "transport": "streamable-http",
  "url": "https://agent-cold-email-api.yaakovscher.workers.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

setup_infrastructure — Provision sending infrastructure: buy branded lookalike domains, create mailboxes, start warmup.
infrastructure_status — Warmup + provisioning progress per mailbox.
launch_campaign — Create and activate a campaign on a lead list.
campaign_results — Outcome counts for ONE campaign.
metrics — Account-wide outcome totals across ALL campaigns: { sent, reply, bounce, complaint, unsubscribe, failed, soft_bounce } — same shape as campaign_results but summed tenant-wide (bounce = hard only, opens not tracked).
inbox — Unified reply inbox across mailboxes.
thread — Full message history for ONE thread.
reply — Send a reply on an existing thread, from the mailbox that sent it.