Recommended
Postmixr
Free online social media scheduler for creators and teams: calendar, approvals, bulk CSV, and MCP.
- TikTok
- YouTube
- X (Twitter)
- Threads
Social API comparison
bundle.social is API-native. Postmixr is calendar-native with API hooks.

bundle.social: Social media API, scheduling, and analytics. Credit and profile math targets embedded products, not daily editors.
Best for: Best if you need a posting API inside your own product and your team will build the UI.
Postmixr is a team scheduling app with a visual calendar, approvals, bulk CSV, REST API, and MCP for AI tools. Free for up to 3 connected accounts. Team is $29/month for 10 accounts. Business is $99/month with unlimited accounts.
Best for: Best if you want flat workspace pricing, a calendar the whole team can use, and optional API or MCP without a developer-only workflow.
Human + API workflow. Editors use the calendar; engineers use MCP on the same posts.
Pricing checked . View bundle.social official pricing
Recommended
Free online social media scheduler for creators and teams: calendar, approvals, bulk CSV, and MCP.
Compared tool
Social media API, scheduling, and analytics
bundle.social limitation
Credit and profile math targets embedded products, not daily editors.
With Postmixr
Editors use the calendar; engineers use MCP on the same posts.
Honest checklist. Partial means limited or beta on that side.
| Feature | Postmixr | bundle.social |
|---|---|---|
| Free tier | Yes | Partial |
| REST APIPostmixr API requires a paid plan | Yes | Yes |
| MCP for AI assistants | Yes | No |
| Visual calendar UI | Yes | Partial |
Postmixr supports publishing on 8 networks in this table today. bundle.social lists 8 in their product materials. "Partial" means connect-only or beta.
| Platform | Postmixr | bundle.social |
|---|---|---|
| Yes | Yes | |
| Yes | Yes | |
| Yes | Yes | |
| Yes | Yes | |
| Threads | Yes | Yes |
| TikTok | Yes | Yes |
| X (Twitter) | Yes | Yes |
| YouTube | Yes | Yes |
List prices from official pages, verified .
Solo creators shipping their first calendar.
Creators and agencies posting every week.
Brands managing content at scale.
API credits
Tiered
Higher limits
Tiered
Source: bundle.social website
Screenshot from the official pricing page (2026-06). Compare with the plan cards above.

Prices and plan limits come from official vendor pages only. Feature rows are based on public documentation and product positioning. We update when vendors ship major changes.
Retrieved . Public pricing tiers
Internal review notes: Confirm latest bundle.social plan prices on site
Building with AI? See Postmixr MCP setup for REST and Model Context Protocol access.
Start free with up to three connected accounts. Upgrade when your team needs approvals, bulk CSV, or unlimited accounts.