MCP server

Sendlane MCP by usefulapi

io.usefulapi/sendlane

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

Manage Sendlane lists, contacts, tags and custom fields; read campaign and SMS reports.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

31

Token cost

About 5,237 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 sendlane https://sendlane.usefulapi.io/mcp

Claude Desktop

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

Codex (config.toml)

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

Gemini CLI

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

Cursor

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

VS Code

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

Antigravity

agy mcp add sendlane https://sendlane.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":"sendlane","server_url":"https://sendlane.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

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

Tools

• sendlane_add_contact_tags ~140 tokens
  WRITE: put one or more existing tags on a contact. POST /contacts/{contactId}/tags.
• sendlane_add_contacts_to_list ~491 tokens
  WRITE: add one or more contacts (up to 100) to a list; a contact that does not exist is created. Each needs an email or a phone. Sendlane accepts the request for processing (HTTP 202). Only add people who agreed to receive marketing. POST /lists/{listId}/contacts.
• sendlane_create_list ~106 tokens
  WRITE: create an audience list. Not idempotent: calling it twice makes two lists. POST /lists.
• sendlane_create_tag ~77 tokens
  WRITE: create a contact tag. POST /tags.
• sendlane_get_campaign ~91 tokens
  One email campaign by id. GET /campaigns/{campaignId}.
• sendlane_get_campaign_report ~209 tokens
  Statistics of one email campaign: sent, opens, clicks (unique too), bounced, suppressed, unsubscribed, spam, revenue. from/to limit the period. GET /campaigns/{campaignId}/report.
• sendlane_get_contact ~113 tokens
  One contact by id, with lists, tags, custom fields, consent, lifetime value and subscribed/suppressed state. GET /contacts/{contactId}.
• sendlane_get_contact_custom_fields ~177 tokens
  The custom field values of one contact. GET /contacts/{contactId}/custom-fields.
• sendlane_get_contact_subscriptions ~118 tokens
  The list subscriptions of one contact: list, subscribed/suppressed state, who added it and when. GET /contacts/{contactId}/subscriptions.
• sendlane_get_contact_tags ~168 tokens
  The tags on one contact. GET /contacts/{contactId}/tags.
• sendlane_get_list ~85 tokens
  One audience list by id. GET /lists/{listId}.
• sendlane_get_sms_report ~204 tokens
  Statistics of one SMS message: sent, delivered, clicks, failed, replies, unsubscribed, credits, revenue. from/to limit the period. GET /sms-messages/{messageId}/report.
• sendlane_get_tag ~80 tokens
  One tag by id. GET /tags/{tagId}.
• sendlane_list_campaigns ~146 tokens
  Email campaigns: id, name, status, scheduled and sent time, automation. GET /campaigns.
• sendlane_list_contacts ~246 tokens
  All contacts of the account: email, name, phone, lists, tags, custom fields, subscribed/suppressed state. Filter by creation time with from/to. GET /contacts.
• sendlane_list_custom_fields ~155 tokens
  The custom contact fields of the account: id, name, type. Use the ids when setting field values. GET /custom-fields.
• sendlane_list_list_contacts ~270 tokens
  Contacts on one list: email, name, phone, subscribed/suppressed state, tags, custom fields, lifetime value. GET /lists/{listId}/contacts.
• sendlane_list_list_unsubscribed ~254 tokens
  Contacts that unsubscribed from one list. GET /lists/{listId}/unsubscribed.
• sendlane_list_lists ~147 tokens
  List the audience lists of the account: id, name, description, status, created date. GET /lists.
• sendlane_list_segment_contacts ~177 tokens
  Contacts in one segment: id, email, name, phone. GET /segments/{segmentId}/contacts.
• sendlane_list_segments ~144 tokens
  The segments of the account: id, name, list, match rule, last count. GET /segments.
• sendlane_list_sender_profiles ~150 tokens
  The sender profiles (from name, from/reply email, postal address, default flag). GET /senders.
• sendlane_list_sms_messages ~150 tokens
  SMS messages (campaign and automation): id, name, campaign status, automation. GET /sms-messages.
• sendlane_list_tag_contacts ~246 tokens
  Contacts that carry one tag. GET /tags/{tagId}/contacts.
• sendlane_list_tags ~139 tokens
  The contact tags of the account: id, name, audience count. GET /tags.
• sendlane_list_unsubscribed_contacts ~226 tokens
  Contacts that unsubscribed from the account. GET /contacts/unsubscribed.
• sendlane_remove_contact_from_list ~137 tokens
  WRITE: remove one contact from one list (the contact stays in the account). DELETE /lists/{listId}/contacts/{contactId}.
• sendlane_remove_contact_tag ~131 tokens
  WRITE: remove one tag from a contact (the tag itself is kept). DELETE /contacts/{contactId}/tags/{tagId}.
• sendlane_set_contact_custom_fields ~200 tokens
  WRITE: add custom field values to a contact. Field ids come from sendlane_list_custom_fields. POST /contacts/{contactId}/custom-fields.
• sendlane_unsubscribe_contact ~114 tokens
  WRITE: unsubscribe one contact from email marketing. The contact stops receiving campaigns. POST /contacts/{contactId}/unsubscribe.
• sendlane_update_list ~146 tokens
  WRITE: rename a list and/or change its description (a full update: name is required, an omitted description may be cleared). PUT /lists/{listId}.

Browse

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

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