io.usefulapi由 usefulapi.io 发布官方发布者v1.9.4更新于 Nov 7, 2026
Read audiences, groups, mailings and campaign results without sending email or changing contacts.
发布方自己的服务：Ably MCP by usefulapi
以只读方式访问 Emma 邮件营销账户：受众、分组、成员、邮件活动及活动响应数据。
Web executable，通过 Streamable HTTP。 远程服务在工作区中配置后即可从网页运行时运行。
把这段提示词粘贴到 Claude Code、Codex、Cursor 等智能体，或 SourceWeft 对话中。智能体会读取该服务器的安装指南，先向你展示发布者、端点和登录方式，经你同意后再把它添加到你的客户端。密钥不会写进任何命令。
阅读 https://sourceweft.com/mcp/io.usefulapi%2Femma/install.md，并按其中说明把这个 MCP 服务器接入我的客户端。修改任何配置之前，先告诉我它的发布者、端点和登录方式，等我确认。不要把 API 密钥写进命令或我会提交的文件；问我密钥应从哪里获取。把它添加到你客户端的 mcpServers 配置中。
{
"mcpServers": {
"emma-by-usefulapi": {
"type": "http",
"url": "https://emma.usefulapi.io/mcp"
}
}
}Connect at https://emma.usefulapi.io/mcp.
https://emma.usefulapi.io/mcp.claude mcp add --transport http emma https://emma.usefulapi.io/mcp, then run /mcp to log in.Add only the URL. Do not add an Authorization header or an API key to the client config: the server signs you in with OAuth, and the login page asks for your Emma credentials.
Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/emma/
Connect your Emma credentials to access your account through usefulapi.
read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage, manage your subscription or send a feature request.
Pro covers this server only. Subscribe with emma_upgrade (it returns a Stripe Checkout link). Cancel any time with emma_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running emma_upgrade before then undoes the cancel. Or write to [email protected].
来源：servers/emma/README.md，提交 4046075
List groups
List the member groups (audience lists) of the Emma account with their active, opted-out and error member counts. Defaults to normal groups; group_types can add test and hidden groups.
limitstartgroup_typesGet a group
Get one member group with its member counts (active, opted-out, error).
group_id必填List group members
List the members of one group (email, status, custom fields). Paged: use next_start for more.
limitstartgroup_id必填include_deletedList members
List the members (contacts) of the whole audience: id, email, status (a active, o opted out, e error), custom fields, bounce count. Paged: use next_start for more. With count_only the reply is just the number of members.
limitstartcount_onlydeleted_onlyexclude_fieldsinclude_deletedGet a member
Get one member by id, with all custom fields, status, SMS status and bounce count.
member_id必填include_deletedFind a member by email
Find one member by email address, with all custom fields and status. A 404 means the address is not in the audience.
email必填include_deletedGet a member's groups
List the groups one member belongs to.
limitstartmember_id必填Get a member's mailing history
The mailing history of one member: which mailings they were sent and what they did with them.
limitstartmember_id必填List member fields
List the custom member fields of the account (shortcut names, display names, types).
limitstartinclude_deletedGet an import
Status and results of one bulk member import (by import id), or, without an id, the list of all imports of the account.
limitstartimport_idList mailings
List mailings (campaigns): id, name, subject, sender, status (p pending, a paused, i injecting, s sending, x canceled, c complete, w waiting, u unapproved, f failed), type, recipient count, scheduled time. Defaults to standard and test mailings in all statuses, newest first. Paged: use next_start.
limitstartis_scheduledmailing_typesinclude_archivedmailing_statusesGet a mailing
Get one mailing in full: content (HTML and plain text), recipients (groups, searches, segments), links, schedule, status.
mailing_id必填include_segment_namesinclude_subscription_namesList a mailing's members
List the individual members a mailing was sent to (not groups or searches). Paged: use next_start.
limitstartmailing_id必填Account response summary
Month-by-month response statistics for the whole account: mailings, sent, delivered, bounced, opened, clicked, forwarded, opt-outs, sign-ups (test mailings excluded).
rangeinclude_deletedGet a mailing's response
Response summary of one mailing: recipients, sent, delivered, bounced, opened, clicked (unique and total), forwarded, opt-outs, sign-ups.
mailing_id必填List a mailing's link clicks
The links of one mailing with their unique and total clicks.
limitstartmailing_id必填List mailing activity
Who did what with one mailing: members it was sent to (sends), still in the queue (in_progress), delivered or bounced (deliveries), opened (opens), clicked (clicks), forwarded, opted out (optouts) or signed up (signups). Each row has the member's email and timestamp. Paged: use next_start.
kind必填limitstartlink_idmember_idmailing_id必填delivery_typeList saved searches
List the saved searches (dynamic segments) of the account, with their criteria.
limitstartinclude_deletedList a search's members
The members that currently match a saved search. Paged: use next_start.
limitstartsearch_id必填已满足适用检查项的 100%
该评分衡量此收录条目的完整程度，依据注册中心条目、端点与公开来源计算得出。它不是对服务器本身的评价，也不表示服务器安全或当前可用：可连通性是带日期的检查结果，评分也不包含安装量或用户评价。
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{ "mcpServers": { "emma": { "url": "https://emma.usefulapi.io/mcp" } }}