A Publer alternative with an API on every plan
Publer keeps its API and MCP server for Business customers. Postbase includes both on every plan, is open source, and has an AI agent built in.
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Postbase vs Publer at a glance
Postbase
PublerPubler details from their official pages, checked 27 September 2026. Plans change, so check Publer plans and pricing, Publer supported networks and Publer API docs before you decide.
Which one should you pick?
Publer is a budget-friendly scheduler for small businesses and agencies, with per-account pricing and a long list of networks. Both are good tools; it comes down to what you post and how you work.
Choose Postbase if
- You want the API and MCP server without moving to a business plan.
- You want to self-host, or read the code that posts for you.
- You want a flat price as you add accounts: 15 channels for $39/month.
Choose Publer if
- You only need a few accounts and want the lowest price, or a free plan.
- You need Instagram, Facebook, Pinterest, Threads, Telegram or WordPress today.
- You want to post to LinkedIn company pages or Facebook groups.
What you get with Postbase
A calendar for every network, an agent built in, and an MCP server for the AI tools you already use.
Connect the AI tool you already use
Claude, Claude Code, Cursor, VS Code, Windsurf or Gemini CLI. Sign in with Postbase and your agent can schedule posts, with no key to paste.
Connect the Postbase MCP server to your AI tool so it can schedule and publish for you.
Authentication
Client
In Claude: Settings → Connectors → Add custom connector, and paste this URL. You'll sign in to Postbase in a browser window — no API key.
https://mcp.postbase.so/mcp
Or use the agent built in
Tell it what to post and when. It checks your channels, writes each version and schedules it when you say so.
Here's a post for all three, with a shorter cut for X. It's set for Wednesday at 12:00.
Everything on one calendar
Posts you write and posts your agent schedules, across every network, in a month, week or day view.
Switching from Publer
Run both for a week before you decide.
- Step 1
Start a trial
Sign up for Postbase. Every plan starts with 7 days free, so you can run both tools side by side for a week.
- Step 2
Connect your channels
Connect the same accounts you use in Publer from the Channels page. Connecting to Postbase doesn't disconnect them from Publer.
- Step 3
Move your queue
Recreate the posts still queued in Publer, or ask Claude or another MCP client to do it for you. Then cancel them in Publer so nothing posts twice.
Frequently asked questions
Is Postbase cheaper than Publer?
For a few accounts, no: Publer starts at $5 per account and has a free plan. Postbase's flat plans work out cheaper as you add accounts, and include the API and MCP server on every plan.
Can I post to X on Publer's free plan?
Publer's free plan excludes X. Postbase supports X on every plan.
Can Claude post through Postbase?
Yes. Add the Postbase MCP server to Claude, Claude Code, Cursor, VS Code, Windsurf or Gemini CLI on any plan.
Other comparisons
- Postbase vs Buffer
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- Postbase vs Hootsuite
A full social suite for larger teams, inbox included.
- Postbase vs Typefully
A polished writing app for X and LinkedIn creators.
- Postbase vs Ayrshare
A social media API for apps that post for customers.
- Postbase vs Hypefury
A scheduler for solo creators, with auto-plugs and DMs.
- Postbase vs Later
A visual planner for Instagram-first and TikTok brands.
- Postbase vs Sprout Social
An enterprise suite for social teams, with reporting.
- Postbase vs SocialBee
A category-based scheduler with evergreen recycling.
- Postbase vs Post Bridge
A high-volume scheduler for short-form video accounts.
- Postbase vs Postiz
The established open-source scheduler, with 30+ networks.
- Postbase vs Zernio
A unified social media API for developers, priced per account.
- Postbase vs Upload-Post
An upload API for video creators, with MCP and Claude skills.
- Postbase vs OpenTweet
An X scheduler built for AI agents, with an MCP server.
- Postbase vs Blotato
An AI content studio that repurposes and schedules for creators.
From the blog
Ready to get started?
Try Postbase next to Publer for a week. Every plan includes every network, the MCP server and the API.
Cancel anytime · or self-host for free
Postbase