
Publish posts, comments, DMs, and more.
Postproxy API is a free Social API that requires apiKey authentication, is served over HTTPS and does not support CORS, so it should be called from a server.
Get started with Postproxy in minutes — grab an API key, connect a social account, and publish your first post via the API, MCP, or a no-code tool like Zapier or n8n.
Details from postproxy.dev.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
The Postproxy API is provided by Postproxy (postproxy.dev). Get started with Postproxy in minutes — grab an API key, connect a social account, and publish your first post via the API, MCP, or a no-code tool like Zapier or n8n.
Yes. The Postproxy API is listed in the Social category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Postproxy API uses apiKey authentication, so you need to register for credentials before making requests.
Not directly. The Postproxy API does not allow CORS, so call it from a server, serverless function or proxy instead of front-end JavaScript.
Yes. The Postproxy API is served over HTTPS, so it's safe to use in production.