io.usefulapi/missive (Model Context Protocol Server)

The io.usefulapi/missive MCP server provides access to email/chat data. It can read email and chat conversations, including messages, contacts, and teams. It also supports drafting, sending, and updating threads, enabling developers to manage communication content through MCP tools.

🛠️ Key Features

Read email/chat conversations
Retrieve messages, contacts, and teams
Draft threads
Send threads
Update threads

🚀 Use Cases

Fetch conversation context from email or chat
Access related contact and team information
Create and modify communication threads programmatically

⚠️ Limitations

Scope is limited to email/chat conversations, messages, contacts, teams, and thread operations (draft/send/update)

Missive MCP by usefulapi

Manage Missive collaborative email and chat from Claude, Cursor, or any MCP client — read conversations, messages, comments, drafts and contacts, and create drafts, send email, and update conversations. Hosted, no local install: connect with your Missive API token.

Live endpoint: https://missive.usefulapi.io/mcp · Homepage: https://usefulapi.io

Add to Claude

json

{
  "mcpServers": {
    "missive": {
      "url": "https://missive.usefulapi.io/mcp"
    }
  }
}

On first connect you'll paste your Missive API token (Missive → Preferences → API → Create a new token; requires a Productive plan). It's validated, stored per-user, and scoped to you — no keys in config files.

Tools

Tool

Type

What it does

missive_list_conversations

read

List conversations

missive_get_conversation

read

Get conversation

missive_list_conversation_messages

read

List conversation messages

missive_get_message

read

Get message

missive_list_conversation_comments

read

List conversation comments

missive_list_conversation_drafts

read

List conversation drafts

missive_list_conversation_posts

read

List conversation posts

missive_list_contacts

read

List contacts

missive_get_contact

read

Get contact

missive_list_contact_books

read

List contact books

missive_list_contact_groups

read

List contact groups

missive_list_teams

read

List teams

missive_list_users

read

List users

missive_list_shared_labels

read

List shared labels

missive_list_organizations

read

List organizations

missive_list_responses

read

List responses

missive_create_draft

write

Create draft

missive_update_conversation

write

Update conversation

missive_create_contact

write

Create contact

missive_usage_status

Remote endpoint

Streamable HTTP

Hosted server - connect over the network, no local install.

url

https://missive.usefulapi.io/mcp

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "missive": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://missive.usefulapi.io/mcp"
      ]
    }
  }
}

Desktop config is stdio-only; this bridges via mcp-remote. Native remote: Settings > Connectors.

Plan	Price	Limit
Free	$0	100 tool calls / month
Pro (per user)	$9/mo or $90/yr (2 months free)	Unlimited

io.usefulapi/missive