MCP serverio.usefulapi/mailchimp

Add a new member (subscriber) to an audience (list). Note: status "pending" triggers a double-opt-in confirmation email. REST: POST /lists/{list_id}/members.

Add and/or remove tags on an audience member (by email or subscriber_hash). `tags` are added (status active); `removeTags` are removed (status inactive). Mailchimp returns HTTP 204

Archive (soft-remove) an audience member — reversible; this is NOT the permanent-delete action. REST: DELETE /lists/{list_id}/members/{subscriber_hash} (email → MD5 hash). Returns

Get the API Root — the authenticated Mailchimp account: account name, total subscribers, contact info, plan and industry stats. REST: GET /.

Get a single audience (list) by id, including subscriber stats, default from-name/email and settings. REST: GET /lists/{list_id}.

Get a single campaign by id, including its settings, recipients and send status. REST: GET /campaigns/{campaign_id}.

Get the report for one campaign — opens, clicks, bounces, unsubscribes and other engagement summary stats. REST: GET /reports/{campaign_id}.

Get a single audience member (subscriber) by email or subscriber_hash, including status, merge fields, tags and stats. REST: GET /lists/{list_id}/members/{subscriber_hash} (email →

List the account's audiences — Mailchimp's `/lists` resource (an audience is a list of subscribers). Paginated, with optional sort. REST: GET /lists.

List the account's classic automations (automated email workflows). Paginated. REST: GET /automations.

List the account's campaigns (email sends). Paginated, with optional type/status/audience filters and sort. REST: GET /campaigns.

List the tags applied to a single audience member (by email or subscriber_hash). Paginated. REST: GET /lists/{list_id}/members/{subscriber_hash}/tags (email → MD5 hash).

List members of an audience (list). Paginated, with an optional status filter and sort. REST: GET /lists/{list_id}/members.

List campaign reports (aggregate performance for sent campaigns). Paginated, with an optional type filter. REST: GET /reports.

List an audience's segments and tags (saved segments include static tags). Paginated. REST: GET /lists/{list_id}/segments.

List the account's email templates (saved and pre-built layouts). Paginated, with optional type filter and sort. REST: GET /templates.

Search for members across the account (or one audience) by email, name or other fields. Returns exact + full-text matches. REST: GET /search-members.

Update an existing audience member (by email or subscriber_hash). Only the fields you supply change. REST: PATCH /lists/{list_id}/members/{subscriber_hash} (email → MD5 hash).