Mailshake MCP Server and API by Cotlet

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dev.cotlet/mailshake

cotlet.devVerified

Mailshake cold email sales outreach MCP server: list campaigns, add recipients to a campaign.

Productivity & docs

Marketing & Sales Is Mailshake MCP Server and API by Cotlet down?Alternatives

4 of 22 checks passed

Updated recently

Not measured

No usable connection measurement. Open the listing for details.

Connect to server

Median latency

Not measured

Uptime, 30 days

Not measured

Last checked

18 hr ago

Measurement details

Core

Not measured
Reachable
The server answered HTTP 401. Authentication is required, so this probe is not a failure.
18 hr ago
Not measured
Valid handshake
The server answered HTTP 401. Authentication is required, so this probe is not a failure.
18 hr ago
Not measured
Lists tools
The server answered HTTP 401. Authentication is required, so this probe is not a failure.
18 hr ago
Not measured
Current protocol
The server answered HTTP 401. Authentication is required, so this probe is not a failure.
18 hr ago
Pass
HTTPS
The endpoint URL is https.

Performance

Not measured
Fast (p50)
No successful latency samples in 7 days. Need at least 5 samples.
Not measured
Consistent (p95)
No successful latency samples in 7 days. Need at least 20 samples.
Not measured
Reliable (uptime)
No connection attempts in 30 days. Need at least 30 samples.
Not measured
Stable tool list
Fewer than two successful probes in 30 days, so tool-list stability is not measured.

Access

Fail
Open access
The latest probe was asked for credentials.
18 hr ago
Fail
Standard auth
Auth is required and the well-known OAuth document was missing or not JSON.
18 hr ago
Not measured
Free tier cited
No publisher quote has been checked.

Tools

Not measured
Tools described
No tool list is stored yet.
18 hr ago
Not measured
Valid input schemas
No tool list is stored yet.
18 hr ago
Not measured
Parameters documented
No tool list is stored yet.
18 hr ago
Not measured
Safety hints
No tool list is stored yet.
18 hr ago

Publisher

Pass
Verified namespace
Listed in the Official MCP Registry.
Pass
Website matches publisher
The website host matches the reverse-domain namespace.
Fail
Source repo linked
No repository URL is on file.
Not measured
Repo owner matches
This namespace is not an io.github login, so the owner comparison does not apply.
Pass
Recently updated
Updated 2026-11-10T15:22:50.690881Z, within 180 days.
1 day ago
Not measured
Open-source licence
No GitHub repository to ask about a licence.

Tools

No tool list stored yet.

Probe history

18 hr agoRequires auth40 ms— tools

Status and uptime

Add badge to your README

The image links back to this page. It shows checks passed, or uptime, and the colour follows the latest status. Responses are cached for 5 to 15 minutes.

Markdown

[![MCP Heartbeat](https://mcpheartbeat.com/badge/dev.cotlet/mailshake.svg)](https://mcpheartbeat.com/s/dev.cotlet/mailshake)

HTML

<a href="https://mcpheartbeat.com/s/dev.cotlet/mailshake"><img alt="MCP Heartbeat" src="https://mcpheartbeat.com/badge/dev.cotlet/mailshake.svg"></a>

Uptime markdown

[![MCP Heartbeat uptime](https://mcpheartbeat.com/badge/dev.cotlet/mailshake.svg?kind=uptime)](https://mcpheartbeat.com/s/dev.cotlet/mailshake)

Served from https://mcpheartbeat.com.

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Connect to this server

Claude Code

claude mcp add --transport http mailshake-mcp-server-and-api-by-cotlet https://cotlet.dev/mcp/v1/mailshake/connect

Cursor .cursor/mcp.json

{
  "mcpServers": {
    "mailshake-mcp-server-and-api-by-cotlet": {
      "url": "https://cotlet.dev/mcp/v1/mailshake/connect"
    }
  }
}

VS Code .vscode/mcp.json

{
  "servers": {
    "mailshake-mcp-server-and-api-by-cotlet": {
      "type": "http",
      "url": "https://cotlet.dev/mcp/v1/mailshake/connect"
    }
  }
}