SERVER

Postlane

Rank #30,105

io.github.zwebso/postlane

Send transactional email and read send activity through the Postlane API.

1 version

by zwebso (2 servers)View repository ↗

Listed & last published

Oct 4, 2026

PURPOSE

What you can do with Postlane

Postlane is a Model Context Protocol (MCP) server published by zwebso. It ranks #30,105 of 144,396 active servers on MCP Toplist. Postlane is listed on Official MCP, with 1 tracked version. It was first listed on Oct 4, 2026 and most recently updated on Oct 4, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Postlane can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Postlane

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

POSTLANE_API_KEY · required

INSTALLATION AND FIRST TASK

Connect Postlane and confirm it works

npm package

claude mcp add postlane -e "POSTLANE_API_KEY=<your POSTLANE_API_KEY>" -- npx -y postlane-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.postlane]
command = "npx"
args = ["-y", "postlane-mcp"]

[mcp_servers.postlane.env]
POSTLANE_API_KEY = "<your POSTLANE_API_KEY>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "postlane": {
      "command": "npx",
      "args": [
        "-y",
        "postlane-mcp"
      ],
      "env": {
        "POSTLANE_API_KEY": "<your POSTLANE_API_KEY>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "postlane": {
      "command": "npx",
      "args": [
        "-y",
        "postlane-mcp"
      ],
      "env": {
        "POSTLANE_API_KEY": "<your POSTLANE_API_KEY>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "postlane": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "postlane-mcp"
      ],
      "env": {
        "POSTLANE_API_KEY": "<your POSTLANE_API_KEY>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "postlane": {
      "command": "npx",
      "args": [
        "-y",
        "postlane-mcp"
      ],
      "env": {
        "POSTLANE_API_KEY": "<your POSTLANE_API_KEY>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "postlane": {
      "command": "npx",
      "args": [
        "-y",
        "postlane-mcp"
      ],
      "env": {
        "POSTLANE_API_KEY": "<your POSTLANE_API_KEY>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by zwebso

postlane-mcp#50,431

View all zwebso servers →

No task-specific alternatives are catalogued for Postlaneyet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Oct 4, 2026
Latest version published: Oct 4, 2026
Version history: 1 version tracked (below)
Requirements evidence: Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 4, 2026

Registry sightings

Official MCP ↗listed since Oct 5, 2026 · still listed

Do you maintain Postlane? to correct or enrich this profile.

VERSIONS

Available versions (1)

Version	Published
0.1.0	Oct 4, 2026

STANDING

#30,105of 144,396 active serversTop 25%

Ranks ahead of 114,291 of 144,396 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.zwebso%2Fpostlane.svg)](https://mcptoplist.com/server/io.github.zwebso%2Fpostlane)

HTML

<a href="https://mcptoplist.com/server/io.github.zwebso%2Fpostlane"><img src="https://mcptoplist.com/badge/io.github.zwebso%2Fpostlane.svg" alt="MCP Toplist: Top 25% of 144,396" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains Postlane?: Postlane is maintained by zwebso, which publishes 2 MCP servers (1 total version) tracked on MCP Toplist.
Is Postlane listed on the Official MCP Registry?: Yes — Postlane is listed on the Official MCP Registry.
How many versions does Postlane have?: MCP Toplist tracks 1 version of Postlane, most recently published on Oct 4, 2026.
Where can I find the source code for Postlane?: The source code for Postlane is hosted at github.com/zwebso/postlane.

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