generated: '2026-08-13' method: derived status: candidate source: openapi/moosend-openapi.yml deployment: mode: none endpoint: null install: null package: null auth: api-key verified: probed note: >- Moosend ships no MCP server, hosted or local. Nothing in the npm registry search for "moosend" is an MCP package (the hits are @moosend/mooskin, moosend-api, mootracker and a third-party Pipedream connector). The tools below are a DERIVED candidate set from the OpenAPI operations, not a product. probes: - url: https://mcp.moosend.com/mcp method: POST tools/list http_status: 200 verdict: rejected reason: >- Returns text/html (4,723 bytes) from AmazonS3 via CloudFront — the Moosend web-app single-page shell, titled "Manage, create and send your email campaigns". mcp.moosend.com is the application host and answers 200 for every path. This is the SPA catch-all false positive, not an MCP endpoint. checked: '2026-08-13' - url: https://moosend.com/mcp method: POST tools/list http_status: 404 checked: '2026-08-13' - url: https://api.moosend.com/mcp method: POST tools/list http_status: 404 checked: '2026-08-13' server: name: moosend transport: null url: null auth_model: scheme: apiKey location: query parameter: apikey note: >- Any MCP server built over this API would carry a single account-wide API key with no scopes — every tool below would have full read/write authority over every list, subscriber and campaign in the account. There is no way to issue a reduced-privilege credential to an agent. tools: - name: list_mailing_lists description: List all active mailing lists in the account. source_operation: openapi/moosend-openapi.yml#gettingAllActiveMailingLists - name: get_mailing_list description: Get the details of one mailing list, optionally with statistics. source_operation: openapi/moosend-openapi.yml#gettingMailingListDetails - name: create_mailing_list description: Create a new empty mailing list. source_operation: openapi/moosend-openapi.yml#creatingAMailingList - name: update_mailing_list description: Update the properties of an existing mailing list. source_operation: openapi/moosend-openapi.yml#updatingAMailingList - name: delete_mailing_list description: Delete a mailing list from the account. source_operation: openapi/moosend-openapi.yml#deletingAMailingList - name: create_custom_field description: Create a custom field on a mailing list. source_operation: openapi/moosend-openapi.yml#creatingACustomField - name: list_subscribers description: List the subscribers of a mailing list filtered by status. source_operation: openapi/moosend-openapi.yml#gettingSubscribers - name: find_subscriber_by_email description: Look up a subscriber in a list by email address. source_operation: openapi/moosend-openapi.yml#getSubscriberByEmailAddress - name: add_subscriber description: Add or upsert a single subscriber into a mailing list. source_operation: openapi/moosend-openapi.yml#addingSubscribers - name: add_subscribers_bulk description: Add or upsert many subscribers into a mailing list in one call. source_operation: openapi/moosend-openapi.yml#addingMultipleSubscribers - name: unsubscribe_from_list description: Unsubscribe a subscriber from one mailing list. source_operation: openapi/moosend-openapi.yml#unsubscribingSubscribersFromMailingList - name: unsubscribe_from_account description: Unsubscribe an email address across the whole account. source_operation: openapi/moosend-openapi.yml#unsubscribingSubscribersFromAccount - name: list_campaigns description: List campaigns in the account. source_operation: openapi/moosend-openapi.yml#getAllCampaigns - name: get_campaign description: Get the details of one campaign. source_operation: openapi/moosend-openapi.yml#gettingCampaignDetails - name: create_draft_campaign description: Create a draft campaign. source_operation: openapi/moosend-openapi.yml#creatingADraftCampaign - name: send_test_campaign description: Send a test of a campaign to named test recipients. source_operation: openapi/moosend-openapi.yml#testingACampaign - name: send_campaign description: Send a campaign to its audience. Irreversible. source_operation: openapi/moosend-openapi.yml#sendingACampaign - name: schedule_campaign description: Schedule a campaign for a future delivery time. source_operation: openapi/moosend-openapi.yml#schedulingACampaign - name: get_campaign_summary description: Get the aggregate performance summary of a campaign. source_operation: openapi/moosend-openapi.yml#campaignSummary - name: get_campaign_statistics description: Get a campaign activity report by type (opens, clicks, bounces, unsubscribes). source_operation: openapi/moosend-openapi.yml#getCampaignStatistics - name: list_senders description: List the verified sender addresses on the account. source_operation: openapi/moosend-openapi.yml#gettingAllYourSenders - name: list_segments description: List the segments defined on a mailing list. source_operation: openapi/moosend-openapi.yml#gettingSegments - name: get_segment_members description: List the subscribers matching a segment. source_operation: openapi/moosend-openapi.yml#gettingSegmentSubscribers - name: create_segment description: Create a segment on a mailing list. source_operation: openapi/moosend-openapi.yml#creatingANewEmptySegment - name: add_segment_criteria description: Add matching criteria to an existing segment. source_operation: openapi/moosend-openapi.yml#addingCriteriaToSegments high_consequence_tools: - tool: send_campaign reason: Delivers email to a real audience. Cannot be recalled once sent. - tool: unsubscribe_from_account reason: Removes an address from every list in the account. - tool: delete_mailing_list reason: Destructive and account-wide. high_consequence_note: >- Any deployment of this candidate set should gate the tools above behind human confirmation — the API offers no scoped credential to enforce it.