Postiz

Postiz is an open-source social media scheduling and management platform for posting across 30+ social, video, community, and blogging channels from a single calendar. It ships as a free AGPL-licensed self-hosted app and as a paid managed Cloud. The Postiz Public API uses simple API-key auth to list connected channels, upload media, and create, schedule, list, and delete posts.

Postiz publishes 7 APIs on the APIs.io network, including Analytics API, Integrations API, Notifications API, and 4 more. Tagged areas include Social-Media, Scheduling, Open-Source, Content, and Marketing.

The Postiz catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Postiz’s developer surface includes authentication, documentation, engineering blog, CLI, changelog, sandbox, API reference, and 37 more developer resources.

🌐 Visit website 📡 Source on GitHub

69.9/100 exemplar ▬ flat Agent 56/100 agent ready Full breakdown ↓
scored 2026-08-20 · rubric v0.12.0

AccessFreemiumSelf serve⚡ Free to try

9 APIs 1 MCP Servers

Social-Media Scheduling Open-Source Content Marketing Agents MCP Automation Publishing Analytics

Kin Score

Kin Score How this is scored →
scored 2026-08-20 · rubric v0.12.0

Composite quality — 69.9/100 · exemplar

Contract Quality 15.6 / 25

Developer Ergonomics 17.1 / 20

Access Clarity 14.2 / 20

Operational Transparency 11.6 / 13

Contract Governance 2.0 / 12

Discoverability 9.3 / 10

Agent readiness — 56/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 12 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 6 / 6

Agent Skills 5 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 8 / 8

Dry-Run / Simulate Mode 0 / 4

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/postiz: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 9

Individual APIs this provider publishes, each with its own machine-readable definition.

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

Rate Limits 1

Documented rate limits and quota policies.

Postiz Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Scopes 1

OAuth scopes governing access to this provider's APIs.

Postiz Scopes

2 scopes · authorizationCode

2 scopes

SCOPES

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Postiz Agentic Access

248 operations · 143 acting · 122 human-in-the-loop

248 operations · 143 acting

AGENTIC

Resources

Get Started 4

Portal, sign-up, and the first successful call

Sandbox

DeveloperPortal

GettingStarted

SignUp

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 5

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

MCPServer

AgentSkill

LLMsTxt

WellKnown

Design & Contract 6

Pagination, idempotency, versioning, errors, and events

Conventions

ErrorCatalog

DataModel

Conformance

Lifecycle

Webhooks

Build 6

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

Packages

SDKs

CLI

ToolCrosswalk

SourceCode

Access & Security 5

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Authentication

Authentication

OAuthScopes

OAuthScopes

VulnerabilityDisclosure

VulnerabilityDisclosure

Security

Security

Operate 6

Status, limits, changes, and where to get help

RateLimits

StatusPage

ChangeLog

Support

Community

Roadmap

Commercial 5

Pricing, plans, and the legal terms of use

Plans

FinOps

Pricing

TermsOfService

PrivacyPolicy

Company 3

The organization behind the API

LinkedIn

Website

Website

Blog

Blog

Other 2

Properties that don't map to a standard resource type

AgentCard

AgentCard

Overlay

Overlay

Source (apis.yml)

aid: postiz
url: https://raw.githubusercontent.com/api-evangelist/postiz/refs/heads/main/apis.yml
name: Postiz
kind: company
description: Postiz is an open-source social media scheduling and management platform for posting across 30+ social, video,
  community, and blogging channels from a single calendar. It ships as a free AGPL-licensed self-hosted app and as a paid
  managed Cloud. The Postiz Public API uses simple API-key auth to list connected channels, upload media, and create, schedule,
  list, and delete posts.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/postiz.png
tags:
- Social-Media
- Scheduling
- Open-Source
- Content
- Marketing
- Agents
- MCP
- Automation
- Publishing
- Analytics
tags_raw:
- Social Media
- Scheduling
- Open Source
- Content
- Marketing
- Agents
- MCP
- Automation
- Publishing
- Analytics
created: '2026-06-25'
modified: '2026-08-13'
specificationVersion: '0.23'
apis:
- aid: postiz:webhooks
  name: Postiz Webhooks
  tags:
  - Webhook
  - Event
  - Notification
  tags_raw:
  - Webhooks
  - Events
  - Notifications
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  properties:
  - url: https://docs.postiz.com/public-api
    type: Documentation
  description: Configure a webhook URL in Postiz to receive an HTTP POST notifying your own systems when a post is published,
    so you can sync downstream tools such as spreadsheets, Slack, or a CRM. Webhooks are configured in the app rather than
    through a Public API endpoint.
- aid: postiz:postiz-analytics-api
  name: Postiz Analytics API
  description: Platform- and post-level analytics.
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Analytics
  properties:
  - type: OpenAPI
    url: openapi/postiz-analytics-api-openapi.yml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-integrations-api
  name: Postiz Integrations API
  description: Connected social media channels and scheduling slots.
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Integration
  tags_raw:
  - Integrations
  properties:
  - type: OpenAPI
    url: openapi/postiz-integrations-api-openapi.yml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-notifications-api
  name: Postiz Notifications API
  description: Account notifications.
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Notification
  tags_raw:
  - Notifications
  properties:
  - type: OpenAPI
    url: openapi/postiz-notifications-api-openapi.yml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-posts-api
  name: Postiz Posts API
  description: Create, schedule, list, and delete posts.
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Posts
  properties:
  - type: OpenAPI
    url: openapi/postiz-posts-api-openapi.yml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-uploads-api
  name: Postiz Uploads API
  description: Upload media files referenced by posts.
  humanURL: https://docs.postiz.com/public-api
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Uploads
  properties:
  - type: OpenAPI
    url: openapi/postiz-uploads-api-openapi.yml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-public-api
  name: Postiz Public API
  description: The complete, provider-published Postiz Public API — 23 operations across integrations (channels), groups,
    posts, uploads, analytics, notifications and AI video generation, served at https://api.postiz.com/public/v1 on Cloud
    and at {NEXT_PUBLIC_BACKEND_URL}/public/v1 on any self-hosted instance. Harvested verbatim from the OpenAPI 3.1.0 document
    Postiz links from its own llms.txt.
  humanURL: https://docs.postiz.com/public-api/introduction
  baseURL: https://api.postiz.com/public/v1
  tags:
  - Social-Media
  - Scheduling
  - Posts
  - Analytics
  - Uploads
  tags_raw:
  - Social Media
  - Scheduling
  - Posts
  - Analytics
  - Uploads
  properties:
  - type: OpenAPI
    url: openapi/postiz-public-api-openapi.json
  - type: Overlay
    url: overlays/postiz-public-api-overlay.yaml
  - type: Documentation
    url: https://docs.postiz.com/public-api
  - type: APIReference
    url: https://docs.postiz.com/public-api/introduction
- aid: postiz:postiz-mcp-server
  name: Postiz MCP Server
  description: Hosted, remote Model Context Protocol server run as part of the Postiz backend, exposing 11 tools for listing
    channels, reading platform settings schemas, scheduling and re-settings posts, and generating AI images and video. Reachable
    today at https://api.postiz.com/mcp with an API key or OAuth token as a Bearer credential, at /mcp/{apiKey} for clients
    that only accept a URL, and at /mcp-oauth as an OAuth-protected resource with RFC 8414 and RFC 9728 discovery.
  humanURL: https://docs.postiz.com/mcp/introduction
  baseURL: https://api.postiz.com/mcp
  tags:
  - MCP
  - Agents
  - Social-Media
  tags_raw:
  - MCP
  - Agents
  - Social Media
  properties:
  - type: MCPServer
    url: mcp/postiz-mcp.yml
  - type: ToolCrosswalk
    url: mcp/postiz-tool-crosswalk.yml
  - type: Documentation
    url: https://docs.postiz.com/mcp/introduction
- aid: postiz:postiz-platform-api
  name: Postiz Platform API
  description: The full Postiz backend surface as published by the provider's own Swagger UI at https://api.postiz.com/docs,
    machine-readable at /docs-json — 205 operations across auth, integrations, posts, media, billing, settings, webhooks,
    notifications, admin and the /public/v1 Public API. Auto-generated from the NestJS controllers and served publicly; only
    the /public/v1 subset is a documented, supported contract.
  humanURL: https://api.postiz.com/docs
  baseURL: https://api.postiz.com
  tags:
  - Platform
  - Internal
  - Swagger
  properties:
  - type: OpenAPI
    url: openapi/postiz-platform-swagger-openapi.json
  - type: Documentation
    url: https://api.postiz.com/docs
common:
- type: AgenticAccess
  url: agentic-access/postiz-agentic-access.yml
- type: DomainSecurity
  url: security/postiz-domain-security.yml
- type: Authentication
  url: authentication/postiz-authentication.yml
- type: GitHubOrganization
  url: https://github.com/gitroomhq
- type: LinkedIn
  url: https://www.linkedin.com/company/postiz
- type: Website
  url: https://postiz.com
- type: Documentation
  url: https://docs.postiz.com
- url: https://postiz.com/blog
  type: Blog
- type: Plans
  url: plans/postiz-plans-pricing.yml
- type: RateLimits
  url: rate-limits/postiz-rate-limits.yml
- type: FinOps
  url: finops/postiz-finops.yml
- type: Packages
  url: packages/postiz-packages.yml
- type: SDKs
  url: packages/postiz-packages.yml
- type: CLI
  url: cli/postiz-cli.yml
- type: MCPServer
  url: mcp/postiz-mcp.yml
- type: ToolCrosswalk
  url: mcp/postiz-tool-crosswalk.yml
- type: AgentCard
  url: a2a/postiz-a2a.yml
- type: AgentSkill
  url: skills/_index.yml
- type: LLMsTxt
  url: llms/postiz-llms.txt
- type: WellKnown
  url: well-known/postiz-well-known.yml
- type: OAuthScopes
  url: scopes/postiz-scopes.yml
- type: Conventions
  url: conventions/postiz-conventions.yml
- type: ErrorCatalog
  url: errors/postiz-problem-types.yml
- type: DataModel
  url: data-model/postiz-data-model.yml
- type: Conformance
  url: conformance/postiz-conformance.yml
- type: Lifecycle
  url: lifecycle/postiz-lifecycle.yml
- type: StatusPage
  url: https://status.postiz.com
- type: ChangeLog
  url: changelog/postiz-changelog.yml
- type: Sandbox
  url: sandbox/postiz-sandbox.yml
- type: Webhooks
  url: asyncapi/postiz-webhooks.yml
- type: Overlay
  url: overlays/postiz-public-api-overlay.yaml
- type: VulnerabilityDisclosure
  url: security/postiz-vulnerability-disclosure.yml
- type: Security
  url: https://github.com/gitroomhq/postiz-app/blob/main/SECURITY.md
- type: DeveloperPortal
  url: https://docs.postiz.com/public-api/introduction
- type: APIReference
  url: https://docs.postiz.com/public-api/introduction
- type: GettingStarted
  url: https://docs.postiz.com/quickstart
- type: Support
  url: https://docs.postiz.com/support
- type: Community
  url: https://discord.postiz.com
- type: Roadmap
  url: https://roadmap.postiz.com
- type: Pricing
  url: https://postiz.com/pricing
- type: SignUp
  url: https://platform.postiz.com/auth
- type: TermsOfService
  url: https://postiz.com/terms
- type: PrivacyPolicy
  url: https://postiz.com/privacy
- type: SourceCode
  url: https://github.com/gitroomhq/postiz-app
x-enrichment:
  date: '2026-08-13'
  status: enriched
  artifacts_added: 30
  pass: local-v1
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com