Loops

app.loops.so

Community

Email marketing platform for SaaS. Send transactional and marketing emails, manage contacts, trigger event-based automations, and organize mailing lists.

[catalog]Catalog only — enable via gateway with your own API key

Enable this service

This service is in the catalog but not part of v1 launch billing. To use it, run the command below and provide your own API key in the local config page — the gateway will call it under your account.

Auth

api_key

Pricing

free

Spec version

1.0

Base URL

https://app.loops.so/api/v1

Last crawled

May 4, 2026

Health

This is a community-maintained manifest. Health monitoring is not available because this service doesn't host its own /.well-known/agent endpoint yet. Learn more about trust levels →

Top Capabilities

Most commonly used operations — ready to call without drill-down.

contact_properties_list

GET

Retrieve a list of all custom contact properties.

GET https://app.loops.so/api/v1/api/v1/contact-properties

mailing_lists_list

GET

Retrieve a list of all mailing lists.

GET https://app.loops.so/api/v1/api/v1/mailing-lists

transactional_list

GET

Retrieve a list of all transactional email templates.

GET https://app.loops.so/api/v1/api/v1/transactional

All Capabilities (11)

utility (1)

GETapi_key_test

Test if the API key is valid and working.

contact_properties (2)

POSTcontact_properties_create

Create a new custom contact property.

GETcontact_properties_list

Retrieve a list of all custom contact properties.

contacts (4)

POSTcontacts_create

Create a new contact in Loops with email and custom properties.

DELETEcontacts_delete

Delete a contact from Loops by email or user ID.

GETcontacts_find

Find a contact by email address.

PUTcontacts_update

Update an existing contact's properties in Loops.

events (1)

POSTevents_send

Send an event to trigger automations for a contact.

mailing_lists (1)

GETmailing_lists_list

Retrieve a list of all mailing lists.

transactional (2)

GETtransactional_list

Retrieve a list of all transactional email templates.

POSTtransactional_send

Send a transactional email using a pre-built template.

Agent Preview

This is what an AI agent sees when it discovers this service via the Gateway:

Service: Loops
Description: Email marketing platform for SaaS. Send transactional and marketing emails, manage contacts, trigger event-based automations, and organize mailing lists.
Auth: api_key
Capabilities (11 total):
  utility (1):
    - api_key_test: Test if the API key is valid and working.
  contact_properties (2):
    - contact_properties_create: Create a new custom contact property.
    - contact_properties_list: Retrieve a list of all custom contact properties.
  contacts (4):
    - contacts_create: Create a new contact in Loops with email and custom properties.
    - contacts_delete: Delete a contact from Loops by email or user ID.
    - contacts_find: Find a contact by email address.
    - contacts_update: Update an existing contact's properties in Loops.
  events (1):
    - events_send: Send an event to trigger automations for a contact.
  mailing_lists (1):
    - mailing_lists_list: Retrieve a list of all mailing lists.
  transactional (2):
    - transactional_list: Retrieve a list of all transactional email templates.
    - transactional_send: Send a transactional email using a pre-built template.

Top capabilities (ready to call):
  - contact_properties_list: GET /api/v1/contact-properties
  - mailing_lists_list: GET /api/v1/mailing-lists
  - transactional_list: GET /api/v1/transactional