# Hook0 vs PubNub (slim)

> PubNub scores 68.1 (B) to Hook0's 64.6 (B) for sending webhooks. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/hook0-vs-pubnub.md (~2,350 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/hook0-vs-pubnub.json · canonical https://www.anchorterminal.com/compare/hook0-vs-pubnub
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

PubNub scores 68.1 (B) on agent readiness against Hook0's 64.6 (B), and leads in 2 of 7 scored categories. Hook0 leads on transparency & trust. Both do sending webhooks.

- Hook0: B 64.6, rank #347 of 950 · https://www.anchorterminal.com/tools/hook0.min.md
- PubNub: B 68.1, rank #230 of 950 · https://www.anchorterminal.com/tools/pubnub.min.md
- Hook0, good for A product that has to send signed webhooks to its own customers' endpoints with retries, replay and a delivery log, and that wants EU hosting or the option to self-host the same code. Ahead on Transparency & trust, 84 against 64.
- PubNub, good for Live fan-out to many connected clients with presence and history, and for an agent that manages a PubNub account through MCP. Ahead on Reliability, 76 against 70; Agent ergonomics, 71 against 65. Also A hosted endpoint, with nothing to install; No incidents deducted, where Hook0 loses 4 points for them.

| Category | Hook0 | PubNub |
| --- | --- | --- |
| Reliability (16%) | 70 | 76 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 79 | 77 |
| Agent ergonomics (13%) | 65 | 71 |
| Security & auth (14%) | 64 | 63 |
| Payments & pricing (10%) | 40 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 83 |
| Transparency & trust (7%) | 84 | 64 |

| Fact (where they differ) | Hook0 | PubNub |
| --- | --- | --- |
| Vendor | FGRibreau SARL | PubNub Inc. |
| Hosted endpoint | no (local only) | `https://ps.pndsn.com` |
| Auth | API key | OAuth or key |
| Licence | SSPL-1.0 for the server (source available, not an OSI licence). The SDKs and the `hook0-mcp` server are MIT per crates.io and npm. Hook0 Cloud is a hosted service under Hook0's terms of service | Proprietary service under PubNub's Terms and Conditions. The SDKs and the MCP server on GitHub are source-available under the PubNub Software Development Kit Licence Agreement, which is not an OSI licence |
| Tools exposed | 23 | 17 |
| Read-only variant documented | yes | no |
| MCP registry | not listed | `io.github.pubnub/mcp-server` |
| Last release | 2026-09-21 | 2026-09-22 |
| Terms last updated | 2026-06-27 | 2023-05-05 |
| Privacy policy last updated | 2026-09-09 | 2026-04-01 |
| Terms restrict automated access | yes | not found in the text |
| Terms restrict benchmarking | not found in the text | yes |
| Popularity | 1.5k stars, 507 npm/wk, 11 PyPI/wk | 284k npm/wk |