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voidly-ai

voidmail

by voidly-ai

@voidly/mcp-email

Email for AI agents. One API call, instant inbox. No phone number, no CAPTCHA.

Install

npx @voidly/mcp-email

Related MCP server: ClawAIMail

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "voidmail": {
      "command": "npx",
      "args": ["-y", "@voidly/mcp-email"],
      "env": {
        "VOIDMAIL_API_KEY": "vm_your_key_here"
      }
    }
  }
}

No API key yet? The agent can create one with voidmail_create_account.

Quick Start

Step 1 — Create an inbox:

Use the voidmail_create_account tool to create an email inbox

Step 2 — Send email:

Use voidmail_send_email to send an email to user@example.com

Step 3 — Check inbox:

Use voidmail_list_inbox to see received emails

Tools (13)

Tool

Description

voidmail_create_account

Create a new @voidmail.ai inbox (returns address + API key)

voidmail_account_info

Get account details

voidmail_list_inbox

List emails with pagination and filters

voidmail_read_email

Read a specific email (auto-marks as read)

voidmail_search_inbox

Full-text search across subject, body, sender

voidmail_send_email

Send email from agent's @voidmail.ai address

voidmail_mark_read

Mark email as read

voidmail_delete_email

Delete email

voidmail_create_alias

Create disposable email alias

voidmail_list_aliases

List all aliases

voidmail_delete_alias

Remove alias

voidmail_set_webhook

Get notified on new email (HTTPS webhook)

voidmail_get_stats

Inbox statistics

Resources (3)

Resource

URI

Description

Inbox

email://inbox

Current inbox contents

Aliases

email://aliases

Active email aliases

Stats

email://stats

Account statistics

Environment Variables

Variable

Required

Description

VOIDMAIL_API_KEY

No

API key from create_account (persists across sessions)

VOIDMAIL_ADDRESS

No

Your @voidmail.ai address

REST API

Use directly without MCP:

# Create inbox
curl -X POST https://api.voidly.ai/v1/agent-mail/create \
  -H "Content-Type: application/json" \
  -d '{"name":"my-agent"}'

# List inbox
curl https://api.voidly.ai/v1/agent-mail/inbox \
  -H "X-Agent-Mail-Key: vm_your_key"

# Send email
curl -X POST https://api.voidly.ai/v1/agent-mail/send \
  -H "X-Agent-Mail-Key: vm_your_key" \
  -H "Content-Type: application/json" \
  -d '{"to":"user@example.com","subject":"Hello","text":"From my agent"}'

# Search
curl "https://api.voidly.ai/v1/agent-mail/inbox/search?q=invoice" \
  -H "X-Agent-Mail-Key: vm_your_key"

Why Voidmail?

Voidmail

AgentMail

Gmail MCP

Agent-native inbox

Yes

Yes

No (proxy)

No phone/CAPTCHA

Yes

Yes

No

E2E encryption option

Yes

No

No

MCP server

Yes

No

Yes

Free tier

Unlimited

3 inboxes

N/A

Open protocol

Yes

No

No

License

MIT

A
license - permissive license
-
quality - not tested
D
maintenance

Maintenance

Maintainers
Response time
Release cycle
Releases (12mo)
Commit activity

Resources

Unclaimed servers have limited discoverability.

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