Sendlane MCP by usefulapi MCP Server

by usefulapi Your server? Claim it

answering

Sendlane MCP by usefulapi is answering right now. Last checked 1 min ago. It exposes 31 tools. Last commit 10 Oct 2026.

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

Uptime history 23 hours of history

23 hours agonow

100.0%

Uptime 24h

86 of 86 checks

Tools

read from the server

144 ms

Response time

average over 24h

Stars

last commit 10 Oct 2026

Nothing serious here today

Today is the operative word: we check Sendlane MCP by usefulapi every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 1 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

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

~/Library/Application Support/Claude/claude_desktop_config.json

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

~/.codex/config.toml

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

.cursor/mcp.json

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

.vscode/mcp.json

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

Available tools 31

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

sendlane

sendlane_add_contact_tags

WRITE: put one or more existing tags on a contact. POST /contacts/{contactId}/tags.

sendlane_add_contacts_to_list

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

WRITE: create an audience list. Not idempotent: calling it twice makes two lists. POST /lists.

sendlane_create_tag

WRITE: create a contact tag. POST /tags.

sendlane_get_campaign

One email campaign by id. GET /campaigns/{campaignId}.

sendlane_get_campaign_report

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

One contact by id, with lists, tags, custom fields, consent, lifetime value and subscribed/suppressed state. GET /contacts/{contactId}.

sendlane_get_contact_custom_fields

The custom field values of one contact. GET /contacts/{contactId}/custom-fields.

sendlane_get_contact_subscriptions

The list subscriptions of one contact: list, subscribed/suppressed state, who added it and when. GET /contacts/{contactId}/subscriptions.

sendlane_get_contact_tags

The tags on one contact. GET /contacts/{contactId}/tags.

sendlane_get_list

One audience list by id. GET /lists/{listId}.

sendlane_get_sms_report

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

One tag by id. GET /tags/{tagId}.

sendlane_list_campaigns

Email campaigns: id, name, status, scheduled and sent time, automation. GET /campaigns.

sendlane_list_contacts

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

The custom contact fields of the account: id, name, type. Use the ids when setting field values. GET /custom-fields.

sendlane_list_list_contacts

Contacts on one list: email, name, phone, subscribed/suppressed state, tags, custom fields, lifetime value. GET /lists/{listId}/contacts.

sendlane_list_list_unsubscribed

Contacts that unsubscribed from one list. GET /lists/{listId}/unsubscribed.

sendlane_list_lists

List the audience lists of the account: id, name, description, status, created date. GET /lists.

sendlane_list_segment_contacts

Contacts in one segment: id, email, name, phone. GET /segments/{segmentId}/contacts.

sendlane_list_segments

The segments of the account: id, name, list, match rule, last count. GET /segments.

sendlane_list_sender_profiles

The sender profiles (from name, from/reply email, postal address, default flag). GET /senders.

sendlane_list_sms_messages

SMS messages (campaign and automation): id, name, campaign status, automation. GET /sms-messages.

sendlane_list_tag_contacts

Contacts that carry one tag. GET /tags/{tagId}/contacts.

sendlane_list_tags

The contact tags of the account: id, name, audience count. GET /tags.

sendlane_list_unsubscribed_contacts

Contacts that unsubscribed from the account. GET /contacts/unsubscribed.

sendlane_remove_contact_from_list

WRITE: remove one contact from one list (the contact stays in the account). DELETE /lists/{listId}/contacts/{contactId}.

sendlane_remove_contact_tag

WRITE: remove one tag from a contact (the tag itself is kept). DELETE /contacts/{contactId}/tags/{tagId}.

sendlane_set_contact_custom_fields

WRITE: add custom field values to a contact. Field ids come from sendlane_list_custom_fields. POST /contacts/{contactId}/custom-fields.

sendlane_unsubscribe_contact

WRITE: unsubscribe one contact from email marketing. The contact stops receiving campaigns. POST /contacts/{contactId}/unsubscribe.

sendlane_update_list

WRITE: rename a list and/or change its description (a full update: name is required, an omitted description may be cleared). PUT /lists/{listId}.

Endpoints

URL	Transport	State	Latency	Checked
https://sendlane.usefulapi.io/mcp	streamable-http	answering	69 ms	1 min ago

Alternatives to Sendlane MCP by usefulapi

same job, measured the same way

EmailOctopus MCP by usefulapi

by usefulapi

Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.

13 tools answering

Benchmark Email MCP by usefulapi

by usefulapi

Manage Benchmark Email lists and contacts, and read campaign reports: opens, clicks, bounces.

25 tools answering

Wufoo MCP by usefulapi

by usefulapi

Read forms, fields, entries, reports and comments by field title, and submit entries.

18 tools answering

Textline MCP by usefulapi

by usefulapi

Read Textline conversations, contacts and reports; send a text, add notes, resolve or transfer.

23 tools answering

PulsyAI

by pulseem

Send SMS, WhatsApp & email, manage contacts and campaigns, and pull reports via Pulseem.

3 tools answering

FreeAgent MCP by usefulapi

by usefulapi

Read FreeAgent contacts, invoices, bills, banking and reports; add contacts, draft invoices, time.

20 tools answering

Codecov MCP by usefulapi

by usefulapi

Read Codecov coverage reports, commits, pulls, flags and components.

24 tools answering

Mailchimp MCP by usefulapi

by usefulapi

Read audiences, members, campaigns and reports; add, update, tag and archive subscribers.

18 tools answering

Sendlane MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Sendlane MCP by usefulapi do?

It exposes 31 tools, read directly from the server on our last check. Among them: sendlane_add_contacts_to_list, sendlane_add_contact_tags, sendlane_create_list, sendlane_create_tag, sendlane_get_campaign, sendlane_get_campaign_report and 25 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Sendlane MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 86 of 86 checks got a reply (100.0%), average response time 144 ms. The bar chart above shows every period we have measured.

How do I connect Sendlane MCP by usefulapi?

Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Sendlane MCP by usefulapi need an API key?

No. Sendlane MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 31 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Sendlane MCP by usefulapi?

It answers our handshake in 144 ms on average, which is faster than 73% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is Sendlane MCP by usefulapi open source?

Yes — it is published under the MIT licence, written in JavaScript, 0 stars on GitHub and 1 open issue. The source link is on this page, so you can read exactly what it does with your data before you connect it.