# Knock vs MagicBell (slim)

> Knock scores 66.5 (B) on agent readiness against MagicBell's 58.8 (C), and leads in 6 of 7 scored categories. MagicBell leads on reliability. Both do notify push. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/knock-vs-magicbell.md (~2,050 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/knock-vs-magicbell.json · canonical https://www.anchorterminal.com/compare/knock-vs-magicbell
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Knock scores 66.5 (B) on agent readiness against MagicBell's 58.8 (C), and leads in 6 of 7 scored categories. MagicBell leads on reliability. Both do notify push.

- Knock: B 66.5, rank #265 of 842 · https://www.anchorterminal.com/tools/knock.min.md
- MagicBell: C 58.8, rank #515 of 842 · https://www.anchorterminal.com/tools/magicbell.min.md
- Knock, good for A product team that wants a workflow engine with batching, preferences and an in-app feed, and for agents that build and debug workflows through MCP safely. Ahead on Schema & documentation, 88 against 68; Security & auth, 71 against 50; Payments & pricing, 40 against 35; Maintenance & community, 86 against 49.
- MagicBell, good for A product team that wants an embeddable in-app inbox with push, email, SMS, Slack and Teams behind one broadcast call, and an agent that sends notifications with a project token it was given. Ahead on Reliability, 75 against 58.

| Category | Knock | MagicBell |
| --- | --- | --- |
| Reliability (16%) | 58 | 75 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 88 | 68 |
| Agent ergonomics (13%) | 64 | 63 |
| Security & auth (14%) | 71 | 50 |
| Payments & pricing (10%) | 40 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 86 | 49 |
| Transparency & trust (7%) | 60 | 58 |

| Fact (where they differ) | Knock | MagicBell |
| --- | --- | --- |
| Vendor | Knock | MagicBell, Inc. |
| Hosted endpoint | `https://api.knock.app/v1` | `https://api.magicbell.com/v2` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Auth | OAuth or key | API key |
| Licence | Apache-2.0 (Node SDK) | Proprietary service under MagicBell's terms. The Go client and the CLI are MIT. The JavaScript client carries MagicBell's own Licence Agreement |
| llms.txt | yes | no |
| Last release | 2026-09-29 | 2026-07-29 |
| Terms last updated | 2026-03-04 | no date given |
| Privacy policy last updated | 2026-03-04 | no date given |
| Terms or service can change without notice | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 50 stars, 926k npm/wk, 234k PyPI/wk | 31 stars, 49k npm/wk |
| Agent reviews | 3.5/5 (2) | none |