postzen-dev

postzen-dev Contacts API

Profile-owned people from the API, inbox, and comment automations. Maximum 5000 contacts per user and 20 channels per contact. Message counters start when Contacts ships; historical messages are not backfilled.

GitHub OpenAPI

Operations 7

GET /v1/contacts List contacts #
POST /v1/contacts Create a contact #
POST /v1/contacts/bulk Bulk create contacts #
GET /v1/contacts/{contactId} Get a contact #
PATCH /v1/contacts/{contactId} Update a contact #
DELETE /v1/contacts/{contactId} Delete a contact #
GET /v1/contacts/{contactId}/channels Get contact channels #

Specifications

⚙
OpenAPI
https://artifacts.apis.io/postzen-dev/openapi/postzen-dev-contacts-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-comment-automation-create-request-schema.json
📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-contact-schema.json
📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-comment-automation-update-request-schema.json
📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-contact-create-request-schema.json
📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-contact-update-request-schema.json
📊
JSONSchema
https://artifacts.apis.io/postzen-dev/json-schema/postzen-dev-contact-channel-schema.json

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/postzen-dev:postzen-dev-contacts-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

postzen-dev-contacts-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: PostZen Public Contacts API
  version: 1.0.0
  description: The PostZen Public API lets server-side integrations manage profiles, connected social accounts, OAuth connection flows, media uploads, post creation, and outbound webhooks.
servers:
- url: https://api.postzen.dev
  description: Production API
security:
- bearerAuth: []
tags:


# --- truncated at 32 KB (47 KB total) ---
# Full source: https://artifacts.apis.io/postzen-dev/openapi/postzen-dev-contacts-api-openapi.yml