PostStash Skill

Schedule posts and threads to Threads and X directly from your OpenClaw agent.

Setup

1. Get an API key from the PostStash dashboard
2. Set the environment variable:

   POSTSTASH_API_KEY=ps_live_...
   

3. Install: clawhub install poststash

API key format: ps_live_ followed by 64 hex characters.

Tools

poststash.schedule_to_threads

Schedule a single post to Threads.

Input:

• text (string, required) — Post content (max 500 characters)
• scheduled_at (string, optional) — ISO 8601 timestamp; defaults to now
• status (string, optional) — "Ready" (publishes at scheduled_at) or "Draft" (saves without scheduling); defaults to "Ready"

Output:

• post_id — UUID of the scheduled post
• content — Post text
• schedule — Scheduled timestamp (ISO 8601)
• status — Post status (Ready, Draft, Published, Failed)
• platforms — Array of target platforms

poststash.schedule_to_x

Schedule a single post to X (Twitter).

Input: Same as schedule_to_threads.

Output: Same as schedule_to_threads.

poststash.schedule_thread

Schedule a thread (2–20 posts) to Threads or X.

Input:

• platform (string, required) — "threads" or "x"
• posts (array, required) — Array of { text: string } objects (2–20 items)
• scheduled_at (string, optional) — ISO 8601 timestamp; defaults to now
• status (string, optional) — "Ready" or "Draft"; defaults to "Ready"

Output:

• thread_id — UUID grouping all thread posts
• posts — Array of scheduled post objects with id, content, thread_position

poststash.get_post

Fetch a scheduled or published post along with its analytics.

Input:

• post_id (string, required) — Post UUID from a schedule response

Output:

• post — Full post object (id, content, platforms, schedule, status, published, sent_at)
• analytics — Array of per-platform analytics with metrics (views, likes, replies, reposts, quotes)

poststash.list_posts

List posts for your account (scoped to the context of your API key).

Input:

• status (string, optional) — Filter by "Draft", "Ready", "Published", or "Failed"
• published (boolean, optional) — true or false
• limit (number, optional) — Results per page (default: 20, max: 100)
• offset (number, optional) — Pagination offset (default: 0)

Output:

• posts — Array of post objects
• total — Total number of matching posts
• limit / offset — Pagination info

Example Agent Usage

const result = await agent.invoke({
  tools: ["poststash.schedule_to_threads"],
  input: "Schedule a post about AI to Threads tomorrow at 2pm",
});

const thread = await agent.invoke({
  tools: ["poststash.schedule_thread"],
  input: "Create a 3-part thread on building in public on X, schedule for Friday 10am",
});