Sendhustle MCP server

Read from the package source without running it. The installed server may list more.

• add_automation_step

  Append a step to an automation (POST /automations/:id/steps).

• add_contact_to_segment

  Add a contact to a segment (POST /contacts/:id/segments/:segmentId).

• apply_domain_dns_cloudflare

  Apply a domain's DNS records via the Cloudflare API, then auto-verify (POST /domains/:id/dns/cloudflare). Requires a scoped Zone.DNS:Edit token.

• apply_domain_dns_godaddy

  Apply a domain's DNS records via the GoDaddy API, then auto-verify (POST /domains/:id/dns/godaddy).

• apply_domain_dns_namecheap

  Apply a domain's DNS records via the Namecheap API, then auto-verify (POST /domains/:id/dns/namecheap). Namecheap requires the calling server's IP to be whitelisted on the account.

• cancel_campaignwrite action

  Cancel a scheduled campaign, returning it to draft (POST /campaigns/:id/cancel).

• cancel_emailwrite action

  Cancel a scheduled email before it sends (POST /emails/:id/cancel).

• check_domain_mx

  MX preflight for a hostname before enabling receiving (GET /domains/mx-check). Returns { has_mx, ours, records } — whether the hostname already has MX records and whether they all point at our inbound host.

• claim_domain

  Claim a domain already verified elsewhere (POST /domains/claim). Returns a TXT record to add.

• create_audiencewrite action

  Create an audience — a named list of contacts (POST /audiences).

• create_automationwrite action

  Create an automation triggered by an event (POST /automations). Every automation belongs to one sending domain — only send_event calls with the same domain trigger it. Optionally pass an inline step graph (steps + connections).

• create_campaignwrite action

  Create a campaign targeting a sending domain's contact pool (POST /campaigns, domain-first). Send it later with send_campaign.

• create_contactwrite action

  Create a contact in a sending domain's contact pool (POST /contacts, domain-first). The same address on two domains is two records with separate consent.

• create_contact_propertywrite action

  Create a custom contact property / merge tag (POST /contact-properties). type is 'string' or 'number'. Idempotent on key: if a property with the same key already exists, returns that property (with already_existed: true) instead of an error.

• create_domainwrite action

  Create a sender domain (POST /domains). The response includes DNS records you must add at your DNS provider before verifying.

• create_segmentwrite action

  Create a segment on a sending domain (POST /segments, domain-first). Segment names are unique WITHIN a domain but reusable across domains. filter supports { status, email_contains, property_filters }.

• create_templatewrite action

  Create a reusable email template (POST /templates). Supports subject/html/text with {{ variables }} and optional variable definitions.

• create_topicwrite action

  Create a subscription topic on a sending domain (POST /topics, domain-first). default_subscription is 'opt_in' or 'opt_out'; visibility is 'public' or 'private'.

• create_webhookwrite action

  Create a webhook endpoint (POST /webhooks). The signing secret is returned ONCE on create — store it.

• delete_audiencewrite action

  Delete an audience and its contacts (DELETE /audiences/:id).

• delete_automationwrite action

  Delete an automation (DELETE /automations/:id).

• delete_automation_stepwrite action

  Delete a step from an automation (DELETE /automations/:id/steps/:stepId). Stop (disable) the automation first if it is enabled.

• delete_campaignwrite action

  Delete a campaign (DELETE /campaigns/:id).

• delete_contactwrite action

  Delete a contact by id or email (DELETE /contacts/:id). Pass `domain` when addressing by EMAIL (picks the pool).

• delete_contact_propertywrite action

  Delete a contact property (DELETE /contact-properties/:id).

• delete_domainwrite action

  Delete a domain (DELETE /domains/:id).

• delete_received_emailwrite action

  Permanently delete a received email, including its stored raw message and attachments (DELETE /emails/receiving/:id). This cannot be undone.

• delete_segmentwrite action

  Delete a segment (DELETE /segments/:id).

• delete_templatewrite action

  Delete a template (DELETE /templates/:id).

• delete_topicwrite action

  Delete a topic (DELETE /topics/:id).

• delete_webhookwrite action

  Delete a webhook (DELETE /webhooks/:id).

• detect_domain_dns

  Detect a domain's DNS provider and the one-click apply methods available (GET /domains/:id/dns/detect).

• duplicate_template

  Duplicate a template (POST /templates/:id/duplicate).

• forward_received_emailwrite action

  Forward a received email to other recipients (POST /emails/receiving/:id/forward). "from" must be a verified sending address; defaults to the configured sender.

• get_audience

  Retrieve an audience by id (GET /audiences/:id).

• get_automation

  Retrieve an automation, including its step graph (GET /automations/:id).

• get_automation_runwrite action

  Retrieve a single automation run, including its step-by-step trace (GET /automations/:id/runs/:runId).

• get_campaign

  Retrieve a campaign by id (GET /campaigns/:id).

• get_campaign_ab

  A/B winner evaluation for an A/B-test campaign (GET /campaigns/:id/ab).

• get_campaign_stats

  Per-campaign analytics — counts, engagement rates, and top clicked links (GET /campaigns/:id/stats).

• get_contact

  Retrieve a contact (GET /contacts/:id). A contact id is exact; an EMAIL can exist in several domains' pools, so pass `domain` to pick the pool.

• get_contact_property

  Retrieve a contact property by id (GET /contact-properties/:id).

• get_contact_topics

  Get a contact's topic subscriptions (GET /contacts/:id/topics).

• get_domain

  Retrieve a domain, including its DNS records and verification status (GET /domains/:id).

• get_domain_claim

  Retrieve the current claim (and its TXT verification record) for a placeholder domain (GET /domains/:id/claim).

• get_email_attachmentwrite action

  Retrieve metadata for one attachment of a sent email (GET /emails/:id/attachments/:attachmentId). Returns a download_url for the file.

• get_poll_results

  Get the aggregated answer breakdown for one email's poll (GET /polls/:emailId).

• get_received_emailwrite action

  Retrieve a single received email by id (GET /emails/receiving/:id).

• get_received_email_attachmentwrite action

  Retrieve metadata for one attachment of a received email, including its download_url. (GET /emails/receiving/:id/attachments/:attachmentId serves the raw bytes; this tool returns the matching metadata entry from the attachment list instead.)

• get_received_email_rawwrite action

  Download the original RFC822/MIME message of a received email (GET /emails/receiving/:id/raw). Returns the raw message as text.

• get_segment

  Retrieve a segment by id (GET /segments/:id).

• get_template

  Retrieve a template by id (GET /templates/:id).

• get_topic

  Retrieve a topic by id (GET /topics/:id).

• get_webhook

  Retrieve a webhook by id (GET /webhooks/:id).

• import_contacts_batch

  Bulk-import contacts from a JSON array (POST /audiences/:id/contacts/batch). Upserts by email; max 10,000 per call. Each contact: { email, first_name?, last_name?, unsubscribed?, properties? }.

• import_contacts_csv

  Bulk-import contacts from CSV text (POST /audiences/:id/contacts/import). Header row optional; the email column is required. Non-builtin columns auto-register as custom properties unless create_properties is false. Max 5 MB / 10,000 rows.

• import_sheet_contacts

  Import contacts from a link-shared Google Sheet (POST /audiences/:id/contacts/import-sheet). Sheet headers become contact properties usable as {{merge_tags}}; rows land in a fresh segment.

• list_audiences

  List audiences (GET /audiences).

• list_automation_runs

  List an automation's runs (GET /automations/:id/runs). Filter with status (comma-separated: running,completed,failed,cancelled,skipped).

• list_automations

  List automations (GET /automations).

• list_campaigns

  List campaigns (GET /campaigns).

• list_contact_properties

  List contact properties (GET /contact-properties).

• list_contact_segments

  List the segments a contact belongs to (GET /contacts/:id/segments).

• list_contacts

  List a sending domain's contacts (GET /contacts?domain=..., domain-first). Optional segment_id restricts to that segment's members.

• list_domains

  List sender domains (GET /domains).

• list_email_attachmentswrite action

  List a sent email's attachments (GET /emails/:id/attachments).

• list_emails

  List sent emails with cursor pagination (GET /emails).

• list_polls

  List emails that have in-email poll responses, with per-email counts (GET /polls).

• list_received_email_attachmentswrite action

  List a received email's attachments as metadata with download URLs (GET /emails/receiving/:id/attachments).

• list_received_emails

  List inbound (received) emails with cursor pagination (GET /emails/receiving).

• list_segment_contacts

  Preview the contacts a segment currently resolves to (GET /segments/:id/contacts).

• list_segments

  List a sending domain's segments (GET /segments?domain=...). Every domain includes an auto-created "General" (all contacts) segment.

• list_templates

  List templates (GET /templates).

• list_topics

  List a sending domain's subscription topics (GET /topics?domain=...).

• list_webhooks

  List webhooks (GET /webhooks).

• publish_templatewrite action

  Publish a template, making its latest draft live (POST /templates/:id/publish).

• remove_contact_from_segmentwrite action

  Remove a contact from a segment (DELETE /contacts/:id/segments/:segmentId).

• reply_received_emailwrite action

  Reply to a received email's sender, threaded into the same conversation (POST /emails/receiving/:id/reply). `from` must be on a verified domain.

• retrieve_emailwrite action

  Retrieve a sent email and its events by id (GET /emails/:id).

• rotate_webhook_secret

  Rotate a webhook signing secret (POST /webhooks/:id/rotate). The new secret is returned ONCE; the old secret stops verifying immediately.

• send_batch_emailswrite action

  Send up to 100 emails in one request (POST /emails/batch). Pass an array of email objects, each with from/to/subject and html and/or text. Per-email "from" defaults to the configured sender if omitted.

• send_campaignwrite action

  Send a campaign now, or schedule it with scheduled_at (POST /campaigns/:id/send).

• send_emailwrite action

  Send a single email through SendHustle (POST /emails). Supports HTML and/or plain text, CC/BCC, reply-to, scheduling, attachments, tags, and custom headers. The "from" address must be on a verified domain; if omitted, the server default sender is used.

• stop_automation

  Stop an automation — prevents new runs; in-progress runs finish (POST /automations/:id/stop).

• test_webhookwrite action

  Send a synchronous test delivery and return the endpoint's live result (POST /webhooks/:id/test).

• update_audiencewrite action

  Rename an audience (PATCH /audiences/:id).

• update_automationwrite action

  Update an automation's name, status, domain, or connection graph (PATCH /automations/:id). Enabling requires at least one step; editing connections or the domain requires the automation to be disabled.

• update_automation_stepwrite action

  Update a step in place (PATCH /automations/:id/steps/:stepId). The graph key stays stable, so connections keep pointing at it. Disable the automation first if it is enabled.

• update_campaignwrite action

  Update a draft campaign's content or targeting (PATCH /campaigns/:id).

• update_contactwrite action

  Update a contact by id or email (PATCH /contacts/:id). Pass `domain` when addressing by EMAIL (picks the pool).

• update_contact_propertywrite action

  Update a contact property's fallback value (PATCH /contact-properties/:id). key/type are immutable.

• update_contact_topicswrite action

  Update a contact's topic subscriptions (PATCH /contacts/:id/topics). Provide topics as an array of { id, subscription: 'opt_in' | 'opt_out' }.

• update_domainwrite action

  Update a domain's tracking/TLS/capabilities settings (PATCH /domains/:id).

• update_emailwrite action

  Reschedule a scheduled email by setting a new send time (PATCH /emails/:id).

• update_segmentwrite action

  Update a segment's name or filter (PATCH /segments/:id).

• update_templatewrite action

  Update a template (PATCH /templates/:id).

• update_topicwrite action

  Update a topic (PATCH /topics/:id).

• update_webhookwrite action

  Update a webhook's endpoint, events, or status (PATCH /webhooks/:id).

• verify_domain

  Trigger verification of a domain after its DNS records are in place (POST /domains/:id/verify).

• verify_domain_claim

  Trigger DNS verification for a pending domain claim (POST /domains/:id/claim/verify).

• Code scan11 source files scanned25/25
• –Live reliabilityno gateway calls yet and no remote to proben/a
• –Tool poisoningtools not inspected (local package is not executed); not countedn/a
• Auth qualitystatic API keys via environment variables6/15
• Maintenancerepository not readable: repo not found3/15
• Maintainer identityno repository or website to verify2/10

Sendhustle: common questions

Is Sendhustle MCP server safe?

With care: it is graded C, so read the findings first (55/100). Read the Sendhustle safety report

How do I install Sendhustle?

It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.

Does Sendhustle need an API key?

Yes. The registry entry asks for SENDHUSTLE_API_KEY.

Is Sendhustle maintained?

The latest release is v1.0.2.

What can I use instead of Sendhustle?

Servers from other publishers that do the same job: MCP server, Email MCP server and Mailchimp MCP server. Compare all Sendhustle alternatives.