Postlia

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

Schedule and publish social posts to 7 networks from AI agents. Postlia API key (Pro) required.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Postlia": {
      "url": "https://postlia.com/api/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (15)

• list_accounts

  List the connected social accounts on this Postlia workspace.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• list_scheduled_posts

  List upcoming scheduled posts.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• create_post

  Create a post. Provide scheduledAt (ISO datetime) to schedule, queue=true for the next open queue slot, or neither to post within ~5 minutes. Media platforms (instagram, tiktok, pinterest, youtube) need mediaUrl/mediaUrls from upload_media; tiktok/pinterest/youtube also need their options object.

  Parameters:

  • content (required) — string
  • platforms (required) — array — e.g. linkedin, bluesky, instagram
  • queue — boolean
  • mediaUrl — string — Postlia storage URL from upload_media
  • mediaAlts — array — Alt text per carousel image
  • mediaType — string — Required with mediaUrl
  • mediaUrls — array — Carousel images (1-4), Postlia storage URLs
  • scheduledAt — string
  • tiktokOptions — object — Required for tiktok: privacy/interaction settings
  • youtubeOptions — object — Required for youtube: title etc.
  • platformContent — object — Optional per-platform caption overrides, e.g. {"linkedin": "longer text"}
  • pinterestOptions — object — Required for pinterest: board id etc.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• cancel_post

  Cancel a scheduled post by id.

  Parameters:

  • id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• upload_media

  Pull an image or video from a public https URL into Postlia storage. Returns the storage URL and media type, ready for create_post. PNG, JPEG, WebP, GIF, MP4, WebM, MOV, max 25 MB.

  Parameters:

  • url (required) — string — Public https URL of the file

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• get_post_receipt

  Delivery receipt for a post: per-platform outcome (published/failed/retrying/pending), platform post ids, and the platform's real error text. Use this to VERIFY a post actually went live instead of assuming. Accepts the id from create_post or from list_published_posts.

  Parameters:

  • id (required) — string — Post id (scheduled or published)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• list_published_posts

  Recent post history with per-post outcome status and any platform errors.

  Parameters:

  • limit — number — Max posts to return (1-50, default 20)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• get_posting_quota

  The posting quota that will actually be enforced: tier, posts used, limit and remaining. Check this before composing a batch instead of discovering the limit via errors.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• reschedule_post

  Move a pending scheduled post to a new future time (ISO datetime).

  Parameters:

  • id (required) — string
  • scheduledAt (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• update_post_content

  Rewrite a pending scheduled post's text. Platform character limits are enforced.

  Parameters:

  • id (required) — string
  • content (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• list_drafts

  List saved drafts (not scheduled, cost no quota).

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• create_draft

  Save a draft for later without spending posting quota.

  Parameters:

  • content (required) — string
  • platforms (required) — array — e.g. linkedin, bluesky

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• delete_draft

  Delete a draft by id.

  Parameters:

  • id (required) — string

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• get_queue_info

  The posting schedule (timezone + weekly slots) and the next open queue slots, i.e. when a create_post with queue=true would actually publish.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• get_analytics_summary

  Post-outcome summary over the last N days: totals, published/partial/failed counts, per-platform volume, and recent platform errors.

  Parameters:

  • days — number — Window in days (1-90, default 30)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

Publisher website

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.