Developer surface, compared
Which social publishing tool can an API or an agent actually build on? The developer surface, side by side.
August 2026, from each product's public docs. Facts we couldn't confirm show as “—”.
| Capability | Content Rabbit | Ayrshare | Blotato | Buffer | Postiz | Metricool | Typefully |
|---|---|---|---|---|---|---|---|
| REST API | OpenAPI | GraphQL; legacy API migrating | — | OpenAPI | |||
| MCP server | 97 tools | ||||||
| npm SDK | @contentrabbit | Node + Python | @postiz/node | — | — | ||
| CLI | rabbit | — | agent CLI | — | — | ||
| n8n | — | — | |||||
| Make | in review | — | |||||
| Zapier | — | — | |||||
| Pipedream | — | — | — | — | — | — | |
| Webhooks | — | — | — | — | — | ||
| Platforms | 36 | 13 | 9 | 11 | — | ~12 | 6 |
| Open source | AGPL, self-host |
Yes Partial No— Not verified
Where others lead
No product wins every row. What the others do better:
Postiz
Open source (AGPL) and self-hostable. You can run it free on your own infrastructure, which a hosted product can't match.
Ayrshare
Node and Python SDKs and real-time webhooks, plus inbound messaging automations Content Rabbit doesn't have.
Buffer
A hosted MCP server and a GraphQL API for agents, from a well-known brand.
Where Content Rabbit leads
The only row here that ships the full developer surface.
- SDK, CLI, every connector, and webhooks — no competitor here ships the full set.
- 97 MCP tools over one hosted URL and one stdio package.
- 36 platforms, the widest confirmed reach in this table.
- Webhooks push events, so you skip the polling loop.