| Price from | Free | $20/mo |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | Yes | — |
| Web | Yes | Yes |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 7 | 5 |
| Spec score · Shared Inbox Software | 9.4 (#2) | 7.6 (#24) |
| AI agents | AI agents are worker records that can own tickets, join groups, use tools, assist staff or customers, and connect to fourteen model providers or a self-hosted endpoint. | Agents can answer across messaging channels and phone, use agent-specific knowledge bases and memory, and call customer-owned tools. |
| Company | Cerb is made by Webgroup Media, LLC, which lists a Covina, California address and says it was founded in 2001. | The privacy policy identifies the legal entity as Zavu Labs Inc., incorporated in Delaware, United States, and gives a Dover, Delaware business address. |
| Integrations | Connected services support OAuth, API keys, bearer tokens, HTTP Basic, AWS credentials, OpenID Connect, SAML, webhooks, portals and plugins. | The maker lists TypeScript, Python, Ruby, Go and PHP SDKs, an MCP server, agent skills, a CLI, an n8n node and a Vercel Marketplace integration. |
