Trengo

Trengo is an omnichannel customer-engagement and shared-inbox platform that unifies email, WhatsApp, live chat, voice, SMS, and social channels into one team inbox with AI agents. The Trengo REST API (app.trengo.com/api/v2) lets you create and manage tickets, contacts, messages, channels, teams, users, labels, custom fields, webhooks, and WhatsApp templates programmatically with Bearer-token authentication.

8 APIs 0 Features

Customer EngagementOmnichannelShared InboxMessagingWhatsAppCustomer Support

APIs

Trengo Tickets API

Create, list, assign, label, and close tickets (conversations) across every connected channel in the shared inbox, with filters for status, channel, user, label, and contact.

Trengo Contacts API

Manage contacts and contact profiles - create, fetch, list, update, and delete the people behind conversations, including identifiers and channel bindings used to route messages.

Trengo Messages API

List messages on a ticket and send outbound text or media messages to the contact's channel, including file uploads attached to outgoing replies.

Trengo Channels API

List the connected channels - email, WhatsApp, chat, voice, SMS, and social - that messages and tickets are bound to, including voice channels for telephony integrations.

Trengo Teams and Users API

Manage teams and the agents (users) that handle conversations - list users, create teams, and use these identifiers when assigning tickets or filtering inbox views.

Trengo Labels and Custom Fields API

Create and attach labels to tickets and define custom fields to store structured metadata on tickets and contacts for routing, reporting, and automation.

Trengo Webhooks API

Register, update, and delete webhooks so external systems receive real-time callbacks when tickets are created, assigned, closed, or messages are received.

Trengo WhatsApp Templates API

Send pre-approved WhatsApp Business message templates to contacts to initiate or continue conversations outside the 24-hour customer-care window.

Resources

Sources

aid: trengo
url: https://raw.githubusercontent.com/api-evangelist/trengo/refs/heads/main/apis.yml
name: Trengo
kind: company
description: Trengo is an omnichannel customer-engagement and shared-inbox platform
  that unifies email, WhatsApp, live chat, voice, SMS, and social channels into one
  team inbox with AI agents. The Trengo REST API (app.trengo.com/api/v2) lets you
  create and manage tickets, contacts, messages, channels, teams, users, labels,
  custom fields, webhooks, and WhatsApp templates programmatically with Bearer-token
  authentication.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- Customer Engagement
- Omnichannel
- Shared Inbox
- Messaging
- WhatsApp
- Customer Support
created: '2026-06-20'
modified: '2026-06-20'
specificationVersion: '0.19'
apis:
- aid: trengo:trengo-tickets-api
  name: Trengo Tickets API
  tags:
  - Tickets
  - Conversations
  - Inbox
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference/list-all-tickets
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference/list-all-tickets
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Create, list, assign, label, and close tickets (conversations) across
    every connected channel in the shared inbox, with filters for status, channel,
    user, label, and contact.
- aid: trengo:trengo-contacts-api
  name: Trengo Contacts API
  tags:
  - Contacts
  - Profiles
  - CRM
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Manage contacts and contact profiles - create, fetch, list, update,
    and delete the people behind conversations, including identifiers and channel
    bindings used to route messages.
- aid: trengo:trengo-messages-api
  name: Trengo Messages API
  tags:
  - Messages
  - Send
  - Media
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference/list-all-messages
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference/list-all-messages
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: List messages on a ticket and send outbound text or media messages
    to the contact's channel, including file uploads attached to outgoing replies.
- aid: trengo:trengo-channels-api
  name: Trengo Channels API
  tags:
  - Channels
  - Voice
  - Omnichannel
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: List the connected channels - email, WhatsApp, chat, voice, SMS, and
    social - that messages and tickets are bound to, including voice channels for
    telephony integrations.
- aid: trengo:trengo-teams-users-api
  name: Trengo Teams and Users API
  tags:
  - Teams
  - Users
  - Agents
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Manage teams and the agents (users) that handle conversations - list
    users, create teams, and use these identifiers when assigning tickets or filtering
    inbox views.
- aid: trengo:trengo-labels-custom-fields-api
  name: Trengo Labels and Custom Fields API
  tags:
  - Labels
  - Custom Fields
  - Metadata
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Create and attach labels to tickets and define custom fields to store
    structured metadata on tickets and contacts for routing, reporting, and
    automation.
- aid: trengo:trengo-webhooks-api
  name: Trengo Webhooks API
  tags:
  - Webhooks
  - Events
  - Callbacks
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/docs/configuration
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/configuration
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Register, update, and delete webhooks so external systems receive
    real-time callbacks when tickets are created, assigned, closed, or messages
    are received.
- aid: trengo:trengo-whatsapp-templates-api
  name: Trengo WhatsApp Templates API
  tags:
  - WhatsApp
  - Templates
  - Outbound
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://developers.trengo.com/reference
  baseURL: https://app.trengo.com/api/v2
  properties:
  - url: https://developers.trengo.com/docs/welcome
    type: Documentation
  - url: https://developers.trengo.com/reference
    type: APIReference
  - url: openapi/trengo-openapi.yml
    type: OpenAPI
  - url: collections/trengo.postman_collection.json
    type: PostmanCollection
  - url: collections/trengo.opencollection.json
    type: OpenCollection
  description: Send pre-approved WhatsApp Business message templates to contacts to
    initiate or continue conversations outside the 24-hour customer-care window.
common:
- type: LinkedIn
  url: https://www.linkedin.com/company/trengo
- type: Website
  url: https://trengo.com/
- type: Documentation
  url: https://developers.trengo.com/docs/welcome
- type: Plans
  url: plans/trengo-plans-pricing.yml
- type: RateLimits
  url: rate-limits/trengo-rate-limits.yml
- type: FinOps
  url: finops/trengo-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com