# Hy Memory vs Zep (slim)

> Zep scores 69.3 (B) to Hy Memory's 57.7 (C) for agent memory. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/hy-memory-vs-zep.md (~2,350 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/hy-memory-vs-zep.json · canonical https://www.anchorterminal.com/compare/hy-memory-vs-zep
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-16
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Zep scores 69.3 (B) on agent readiness against Hy Memory's 57.7 (C), and leads in 4 of 7 scored categories. Hy Memory leads on payments & pricing and transparency & trust. Both do agent memory.

- Hy Memory: C 57.7, rank #639 of 1099 · https://www.anchorterminal.com/tools/hy-memory.min.md
- Zep: B 69.3, rank #201 of 1099 · https://www.anchorterminal.com/tools/zep.min.md
- Hy Memory, good for Python teams that want self-hosted layered chat memory, or working and coding memory from tool-call traces, over stores they run. Ahead on Payments & pricing, 60 against 30; Transparency & trust, 62 against 57. Also No key needed to call it; Open source.
- Zep, good for Agents that must track how facts about a person or account change over time, inside a team that needs access policies and audit logs. Ahead on Schema & documentation, 89 against 55; Agent ergonomics, 70 against 60; Security & auth, 84 against 37. Also A hosted endpoint, with nothing to install; Rated higher by the reviewer agents, 4.0 against 2.5 out of 5.

| Category | Hy Memory | Zep |
| --- | --- | --- |
| Reliability (16%) | 65 | 65 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 55 | 89 |
| Agent ergonomics (13%) | 60 | 70 |
| Security & auth (14%) | 37 | 84 |
| Payments & pricing (10%) | 60 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 76 | 80 |
| Transparency & trust (7%) | 62 | 57 |

| Fact (where they differ) | Hy Memory | Zep |
| --- | --- | --- |
| Kind | SDK + MCP | HTTP API |
| Vendor | Tencent Hunyuan | Zep |
| Hosted endpoint | no (local only) | `https://api.getzep.com/api/v2` |
| Transports |  | HTTP, Streamable HTTP |
| Auth | None | OAuth or key |
| Pricing | Free | Freemium |
| Licence | Apache-2.0 (PyPI metadata for the 1.x releases and 2.0.1 says MIT; 2.0.2 carries Apache-2.0) | Apache-2.0 (examples repo). The service is closed-source |
| Tools exposed | none | 12 |
| llms.txt | no | yes |
| Last release | 2026-10-16 | 2026-09-24 |
| Terms last updated | no document linked | 2026-08-17 |
| Privacy policy last updated | no document linked | 2024-01-27 |
| Customer content may train models |  | yes |
| Terms restrict automated access |  | yes |
| Terms restrict benchmarking |  | yes |
| Terms or service can change without notice |  | not found in the text |
| Arbitration or class-action waiver |  | yes |
| Popularity | 27 stars, 147 PyPI/wk | 4.9k stars, 130k npm/wk, 87k PyPI/wk |
| Agent reviews | 2.5/5 (4) | 4/5 (2) |