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Publish to Hashnode from OpenClaw

OpenClaw can publish and schedule Hashnode blog posts through the Postiz skill. You send OpenClaw the article, and it calls the Postiz CLI to set the title and subtitle, select your publication, add the required tags, upload a cover image, and attach a canonical URL when the piece originally appeared elsewhere.

Setup Guide ClawHub

Please make sure there is always a human in the loop.

Last updated: September 2026

Publish to Hashnode in Seconds

Setup once, then just ask

# Install the Postiz skill (ClawHub or the skills CLI)
openclaw skills install @nevo-david/postiz
# or: npx skills add gitroomhq/postiz-agent

# Sign in (OAuth2 device flow) or use an API key
postiz auth:login
# or: export POSTIZ_API_KEY=your_api_key

# Confirm OpenClaw can see the skill
openclaw skills list --eligible

# Then just ask OpenClaw from any chat app:
> Publish this post to my Hashnode blog with
  the cover image, tags: typescript, ai, 9am

OpenClaw: Done! Your Hashnode post is scheduled for 9:00 AM.

Hashnode-Specific Features

📖

Blog Publishing

Publish long-form blog posts with full Markdown support. Code blocks, embeds, and rich formatting work out of the box.

📚

Publication Support

Publish posts under your Hashnode publication. Every post requires a publication ID to target the right blog.

🖼

Cover Images

Upload and attach cover images to make your posts stand out. Eye-catching visuals drive more clicks from the Hashnode feed.

🔗

Canonical URLs

Set canonical URLs for SEO when cross-posting from your original blog. Avoid duplicate content penalties across platforms.

🏷

Required Tagging

Hashnode requires at least one tag per post. Tags use tag IDs for precise categorization and improved discoverability.

📅

Scheduled Publishing

Schedule blog posts for future publication with precise timestamps. Build a consistent publishing cadence effortlessly.

How does posting to Hashnode from OpenClaw work?

You describe what you want in plain language and OpenClaw handles the Postiz calls for you. Here is how a typical conversation goes.

Find Your Hashnode Integration

Ask OpenClaw whether your Hashnode account is connected. It also checks which options the platform supports.

Example conversation

> Is my Hashnode account connected to Postiz?

OpenClaw: Yes — your Hashnode account is connected
  and ready. Want me to post something?

Prepare Your Content

Write your blog post in Markdown. Hashnode supports rich formatting including headers, code blocks with syntax highlighting, images, and embedded content. Optionally upload a cover image.

Example conversation

> Draft a Hashnode post about our new
  feature launch

OpenClaw: Here's a draft for Hashnode:
  "We just shipped something big..."
  Want me to add media and schedule it?

Publish Your Post

Create a post with your content, title, publication, tags, and optional cover image and canonical URL. Remember: publication and at least one tag are required.

Example conversation

> Yes — add screenshot.png and schedule
  it for tomorrow at 9am

OpenClaw: Done! Scheduled on Hashnode for
  tomorrow at 9:00 AM.

Hashnode Settings Reference

Mention any of these in plain language and OpenClaw sets them for you. These are the Hashnode options it can apply to any post.

Field	Type	Required	Description
`__type`	string	Yes	Must be "hashnode"
`title`	string	Yes	Article title (min 6 characters)
`subtitle`	string	No	Article subtitle (min 2 characters)
`main_image`	object	No	Cover image: {id: string, path: string}
`canonical`	string	No	Original URL for SEO canonical link
`publication`	string	Yes	Publication ID (required)
`tags`	array	Yes	At least 1 tag: [{value: string (tag ID), label: string}]

Common Configurations

Ask OpenClaw for any of these common Hashnode publishing scenarios and it applies the matching settings.

Basic Blog Post

Just ask

> Post it with: Basic Blog Post

OpenClaw: Got it. Applying:
  title: Understanding React Server Components
  publication: my-publication-id
  tags: React, Next.js

Full-Featured Post with Cover Image

Just ask

> Post it with: Full-Featured Post with Cover Image

OpenClaw: Got it. Applying:
  title: Complete Guide to Node.js Streams
  subtitle: Master streams for high-performance I/O
  main_image: id=img-abc123, path=https://uploads.postiz.com/streams-cover.png
  publication: my-publication-id
  tags: Node.js, Backend, Tutorial

Cross-Posted Article with Canonical URL

Just ask

> Post it with: Cross-Posted Article with Canonical URL

OpenClaw: Got it. Applying:
  title: Why We Migrated to Bun
  subtitle: Our experience switching JavaScript runtimes
  canonical: https://engineering.mycompany.com/migrating-to-bun
  publication: company-blog-id
  tags: Bun, JavaScript, DevOps

What is OpenClaw?

OpenClaw is the open-source personal AI agent with 145k+ GitHub stars. It runs locally on your machine, connects through apps you already use, and takes real actions on your behalf.

💬

Works Where You Are

Message OpenClaw from WhatsApp, Telegram, Slack, Discord, Signal, iMessage, or 10+ other platforms. No new app to learn.

🧩

Skill-Based Architecture

OpenClaw extends its abilities through Skills — lightweight plugins defined in Markdown files. Postiz is available as a skill on ClawHub.

⏰

Proactive Automation

Schedule recurring tasks with cron jobs. OpenClaw can publish your Hashnode posts on a schedule without you having to ask each time.

How Postiz Becomes an OpenClaw Skill

When you install Postiz Agent globally, OpenClaw automatically discovers it by reading the bundled SKILL.md file. This file tells OpenClaw what commands are available, what environment variables are needed, and how to compose Hashnode posts with the right settings.

✓Install from ClawHub with one command: openclaw skills install @nevo-david/postiz
✓OpenClaw reads the SKILL.md and learns all Postiz commands
✓Run openclaw skills check to confirm the postiz binary and credentials are in place
✓Skills are loaded on-demand, keeping the agent context clean
✓Works with any LLM backend: Claude, GPT, Gemini, Llama, and more

Install from ClawHub

# Install the Postiz skill from ClawHub
openclaw skills install @nevo-david/postiz

# Or with the skills CLI
npx skills add gitroomhq/postiz-agent

# Sign in with OAuth2 (or set POSTIZ_API_KEY)
postiz auth:login

# Verify OpenClaw sees it
openclaw skills list --eligible
openclaw skills check

Hashnode Publishing with OpenClaw

Message OpenClaw from any platform — it reads the Postiz skill, discovers your Hashnode integration, and handles the entire publishing workflow autonomously.

🦀

From Any Chat App

WhatsApp, Telegram, Slack, Discord...

Send a message to OpenClaw from your favorite chat app. It runs as a persistent daemon on your machine, so it picks up your message, discovers your Hashnode blog via Postiz, formats the post, and publishes it — all while you go about your day.

WhatsApp / Telegram

You: Publish my Bun runtime article
  to Hashnode with a cover image,
  tag it with JavaScript and Bun

OpenClaw: Got it! Here's what I'll do:
  1. Upload cover image to Postiz
  2. Read your draft from ~/drafts/bun.md
  3. Publish to your Hashnode publication

  Done! Your Hashnode post is live.
  Post ID: abc-123

🦀

Scheduled & Proactive

openclaw automations for recurring content

OpenClaw automations run on cron expressions in an isolated session and can announce results to a chat channel. Create one that drafts and schedules your Hashnode content through Postiz, so nothing waits on a manual trigger.

openclaw automations (cron)

openclaw automations create "0 9 * * 1-5" \
  "Check ~/content/hashnode for a new article, publish it to my Hashnode publication with cover.png and at least one tag, scheduled for 9am." \
  --name "Hashnode daily post" \
  --session isolated \
  --announce --channel telegram \
  --to "<your chat id>"

# openclaw cron is an alias for the same command

Why OpenClaw + Postiz for Hashnode

OpenClaw's skill system makes Postiz a natural fit. The agent reads the SKILL.md to understand every available command, then autonomously chains them together for Hashnode workflows.

✓Message from WhatsApp to publish a Hashnode post — no terminal needed
✓Cron jobs for hands-free weekly publishing schedules
✓Structured JSON output lets OpenClaw verify each step succeeded
✓Publication ID and tags resolved automatically from your settings
✓Cross-post to Hashnode + other platforms in a single conversation
✓Model-agnostic — works with Claude, GPT, Gemini, or open-source LLMs

SKILL.md (auto-discovered)

---
name: postiz
description: Postiz is a tool to schedule
  social media and chat posts to 28+
  channels ...
homepage: https://docs.postiz.com/public-api/introduction
metadata: {"openclaw":{"emoji":"🌎",
  "requires":{"bins":[],"env":["POSTIZ_API_URL"]}}}
---

# Essential Commands
- postiz auth:login
- postiz integrations:list
- postiz integrations:settings <id>
- postiz integrations:trigger
- postiz posts:create
- postiz upload <file>
- postiz analytics:platform <id>

# Hashnode settings
title, subtitle, main_image, canonical, publication, tags

Also Works with Claude Code

Postiz works with any AI agent that can run commands or call MCP tools — you ask, the agent does the work. That includes Anthropic's Claude Code, which has its own guide for posting to Hashnode from Claude Code.

Claude Code

by Anthropic

Claude reads the Postiz skill so it knows what it can do, then autonomously discovers your Hashnode integration, uploads your cover image, resolves publication and tag IDs, and publishes the post.

Claude Code

> Publish my Node.js streams guide to
  Hashnode with a cover image and tags

Claude: Done! Scheduled on Hashnode for
  tomorrow at 9:00 AM.

Hashnode + Other Platforms

Publish the same article to Hashnode and other platforms in a single request. Each platform gets its own settings.

Example

> Post "Excited to announce our new feature!" to
  Hashnode and LinkedIn tomorrow at 9am, then schedule
  a daily tip on Hashnode every weekday at 10am

OpenClaw: Done! Scheduled:
  - Hashnode + LinkedIn: tomorrow 9:00 AM
  - Daily tips on Hashnode: Mon-Fri 10:00 AM

What can you ask OpenClaw to do on Hashnode?

These are real messages you can send OpenClaw from WhatsApp, Telegram, Slack, or Discord. OpenClaw maps each one to the right Postiz command and Hashnode settings.

Publication post

Send to OpenClaw

> Publish this article to my Hashnode publication tomorrow at 9am with cover.png and the tags TypeScript and AI.

Canonical cross-post

Send to OpenClaw

> Cross-post my company blog article to Hashnode with the canonical URL set to the original.

Tag lookup

Send to OpenClaw

> Which Hashnode tags match "developer tools"? Then publish this post with the best two.

Hashnode rules OpenClaw has to follow

Postiz enforces these Hashnode constraints when OpenClaw creates a post. Knowing them up front avoids a failed request.

✓Publication and at least one tag are required. Hashnode tags are IDs, so OpenClaw looks them up through Postiz before publishing.
✓Titles need at least six characters and subtitles at least two.
✓Cover images are uploaded first and passed as an id and path. Send the image with your request.
✓Set canonical when republishing from another blog so search engines credit the original.

OpenClaw and Hashnode: frequently asked questions

How do I publish to Hashnode from OpenClaw?

Install the Postiz skill in OpenClaw, run postiz auth:login, and connect your Hashnode publication in Postiz. Then send OpenClaw the article with a title, tags, and time. OpenClaw resolves the tag IDs, runs postiz posts:create, and confirms the scheduled post.

Why does Hashnode need tags and a publication?

Hashnode's API requires a publication ID and at least one tag on every post. Postiz marks both as required. OpenClaw fetches your publications and tag IDs through Postiz, so you can say the tag names in plain language and it maps them.

Can OpenClaw add a canonical URL to a Hashnode post?

Yes. Hashnode has a canonical setting in Postiz. Give OpenClaw the original URL and it passes it along, so Hashnode declares your blog as the source. This lets you cross-post developer content without duplicate-content penalties. Include the full URL with https so Hashnode accepts it.

Does OpenClaw need a Hashnode personal access token?

No. Postiz holds the Hashnode connection, and OpenClaw only runs the Postiz CLI. You authenticate OpenClaw with postiz auth:login or a Postiz API key, so no Hashnode token is stored in OpenClaw's configuration. Revoke access from Postiz at any time and OpenClaw loses it as well.

Can OpenClaw publish to Hashnode on a schedule?

Yes. Create an OpenClaw automation with a cron expression and a prompt that checks your content folder, publishes new articles to your Hashnode publication with a cover image and tags, and schedules them. Ask for drafts if you want to review first.