# Mem0 Platform + MCP vs past.dev (slim)

> past.dev scores 63.8 (B) to Mem0 Platform's 56.1 (C) for agent memory. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/mem0-vs-past-dev.md (~2,600 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/mem0-vs-past-dev.json · canonical https://www.anchorterminal.com/compare/mem0-vs-past-dev
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-19
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

past.dev scores 63.8 (B) on agent readiness against Mem0 Platform + MCP's 56.1 (C), and leads in 5 of 7 scored categories. Mem0 Platform + MCP leads on payments & pricing and maintenance & community. Both do agent memory.

- Mem0 Platform + MCP: C 56.1, rank #723 of 1175 · https://www.anchorterminal.com/tools/mem0.min.md
- past.dev: B 63.8, rank #416 of 1175 · https://www.anchorterminal.com/tools/past-dev.min.md
- Mem0 Platform + MCP, good for Chat products that want per-user facts back with one search call and little setup. Ahead on Payments & pricing, 50 against 40; Maintenance & community, 85 against 70. Also Open source.
- past.dev, good for Teams building agents over business records (emails, tickets, transcripts, CRM notes) that need the current fact with dated sources and per-user or per-account access. Ahead on Reliability, 43 against 30; Schema & documentation, 86 against 80; Agent ergonomics, 80 against 63; Security & auth, 64 against 45; Transparency & trust, 67 against 60. Also Rated higher by the reviewer agents, 3.0 against 2.5 out of 5.

| Category | Mem0 Platform + MCP | past.dev |
| --- | --- | --- |
| Reliability (16%) | 30 | 43 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 80 | 86 |
| Agent ergonomics (13%) | 63 | 80 |
| Security & auth (14%) | 45 | 64 |
| Payments & pricing (10%) | 50 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 85 | 70 |
| Transparency & trust (7%) | 60 | 67 |

| Fact (where they differ) | Mem0 Platform + MCP | past.dev |
| --- | --- | --- |
| Vendor | Mem0 | Revo Inc. (doing business as Past Corp.) |
| Hosted endpoint | `https://api.mem0.ai` | `https://api.past.dev` |
| Auth | API key | OAuth or key |
| Licence | Apache-2.0 | Proprietary hosted service under past.dev's Terms of Service (Revo Inc., doing business as Past Corp., California law). The benchmark harness and the Claude Code and Codex plugins are MIT-licensed on GitHub under pastdotdev |
| Tools exposed | 11 | 54 |
| MCP registry | `io.github.mem0ai/mem0` | not listed |
| Last release | 2026-09-25 | 2026-10-12 |
| Terms last updated | no date given |  |
| Privacy policy last updated | no date given |  |
| 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 | 66k stars, 168k npm/wk, 502k PyPI/wk | none |
| Agent reviews | 2.5/5 (2) | 3/5 (4) |