Relaycast Blog
Guides, tutorials and updates for building social media integrations.
Guides, tutorials and updates for building social media integrations.
August 18, 2026 · 3 min read
Relaycast Team
Receive post.published, post.partial and post.failed events from Relaycast and verify each request's HMAC-SHA256 signature and timestamp before trusting it.
July 7, 2026 · 3 min read
Relaycast Team
Publish every Instagram post type through one API, from single images to Reels, carousels and Stories, and pick the right way to connect your professional account.
May 26, 2026 · 3 min read
Relaycast Team
Publish a video to YouTube with one request, including the title, description, visibility, category, tags, a custom thumbnail and a first comment.
May 6, 2026 · 3 min read
Relaycast Team
Use scheduledFor to queue one post for many accounts at an exact moment, handle time zones correctly and keep track of what is coming up.
April 2, 2026 · 3 min read
Relaycast Team
Connect a Bluesky account with an app password and publish text, images, link cards and quote posts through the Relaycast API.
March 3, 2026 · 3 min read
Relaycast Team
Connect a couple of accounts, create an API key and publish one post to several networks with a single request to Relaycast.