MCP server

Sarbacane MCP by usefulapi

io.usefulapi/sarbacane

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Read Sarbacane campaigns, stats, lists and blacklists; manage contacts and draft email campaigns.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

19

Token cost

About 4,468 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http sarbacane https://sarbacane.usefulapi.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.sarbacane]
url = "https://sarbacane.usefulapi.io/mcp"

Gemini CLI

{"mcpServers":{"sarbacane":{"httpUrl":"https://sarbacane.usefulapi.io/mcp"}}}

Cursor

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

VS Code

{"servers":{"sarbacane":{"type":"http","url":"https://sarbacane.usefulapi.io/mcp"}}}

Antigravity

agy mcp add sarbacane https://sarbacane.usefulapi.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"sarbacane","server_url":"https://sarbacane.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"sarbacane","server_url":"https://sarbacane.usefulapi.io/mcp"}

Tools

• sarbacane_add_unsubscriber ~203 tokens
  WRITE: record an email and/or phone as unsubscribed in a blacklist, so campaigns using that blacklist skip it. Cannot be undone with these tools. POST /v1/blacklists/{blacklistId}/unsubscribers.
• sarbacane_create_contact ~307 tokens
  WRITE: add a contact to a contact list. Give an email, a phone number or both, and optional custom field values. Adds a new record; use sarbacane_upsert_contact to update an existing contact. POST /v1/lists/{listId}/contacts.
• sarbacane_create_email_campaign ~383 tokens
  WRITE: create a new email campaign as a DRAFT. It is never sent by these tools: add content (sarbacane_set_campaign_content or sarbacane_import_campaign_template) and a contact list (sarbacane_set_campaign_list), then send it from Sarbacane. POST /v1/campaigns/email.
• sarbacane_get_campaign ~124 tokens
  One campaign: state, kind, blacklists, send ids, sent date. The send id is needed to see content. GET /v1/campaigns/{campaignId}.
• sarbacane_get_campaign_report ~135 tokens
  Statistics of a campaign per send: delivered count, opens, openers, clicks, clickers, unsubscribers, devices and operating systems. GET /v1/reports/{campaignId}.
• sarbacane_get_credits ~88 tokens
  The account's remaining credits per type (email campaigns, SMS, eye tracking, Sendkit emails) with expiry date and subscription type. GET /v1/credits.
• sarbacane_import_campaign_template ~169 tokens
  WRITE: load a saved template's content into an email campaign, replacing its content. POST /v1/campaigns/{campaignId}/content.
• sarbacane_list_blacklist_entries ~613 tokens
  Entries of a blacklist by kind: bounces (invalid addresses), unsubscribers or complaints (personal data: email, phone). Filter by email, phone or modification date. GET /v1/blacklists/{blacklistId}/{bounces|unsubscribers|complaints}.
• sarbacane_list_blacklists ~147 tokens
  All blacklists (suppression lists) of the account, with their ids. GET /v1/blacklists.
• sarbacane_list_campaign_recipients ~197 tokens
  Recipients attached to a campaign (personal data: email, phone). GET /v1/campaigns/{campaignId}/recipients.
• sarbacane_list_campaigns ~229 tokens
  Campaigns of the account (id, name, kind, created/edited, recipient count). Filter by state or a text in the name or subject. GET /v1/campaigns.
• sarbacane_list_contacts ~586 tokens
  Contacts of one list (personal data: email, phone, custom fields). Filter by email, phone, a text search across fields, or the modification date. GET /v1/lists/{listId}/contacts.
• sarbacane_list_list_fields ~144 tokens
  The custom fields (columns) of a contact list: id, caption and type (STRING, BOOL, INT, DATE). Field ids are the keys used when writing contacts. GET /v1/lists/{listId}/fields.
• sarbacane_list_lists ~153 tokens
  All contact lists of the account, with their ids. Use the ids for contacts, fields and campaigns. GET /v1/lists.
• sarbacane_list_users ~178 tokens
  Users and pending invitations of the Sarbacane account (name, email, role, team). GET /v1/users.
• sarbacane_list_webhooks ~74 tokens
  Webhook subscriptions of the account: url, display name and subscribed event kinds. GET /v1/webhooks.
• sarbacane_set_campaign_content ~275 tokens
  WRITE: set the HTML (and optional plain-text) content of an email campaign's send, replacing what was there. Without send_id the campaign's only send is used (an A/B test campaign has several: pass one). POST /v1/campaigns/{campaignId}/send/{sendId}/content.
• sarbacane_set_campaign_list ~172 tokens
  WRITE: import a contact list's contacts as the recipients of a campaign. It does not send the campaign. POST /v1/campaigns/{campaignId}/list.
• sarbacane_upsert_contact ~291 tokens
  WRITE: add a contact to a list, or update it when the same email/phone pair already exists (custom field values are overwritten). POST /v1/lists/{listId}/contacts/upsert.

Browse

• Email
• SMS and text messages
• Email marketing
• Government and public data

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