# Clay vs FullEnrich API + MCP (slim)

> FullEnrich scores 59.6 (C) to Clay's 57.7 (C) for lead search. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/clay-vs-fullenrich.md (~2,550 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/clay-vs-fullenrich.json · canonical https://www.anchorterminal.com/compare/clay-vs-fullenrich
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

FullEnrich API + MCP scores 59.6 (C) on agent readiness against Clay's 57.7 (C), and leads in 3 of 7 scored categories. Clay leads on schema & documentation, agent ergonomics and maintenance & community. Both do lead search.

- Clay: C 57.7, rank #633 of 1076 · https://www.anchorterminal.com/tools/clay.min.md
- FullEnrich API + MCP: C 59.6, rank #572 of 1076 · https://www.anchorterminal.com/tools/fullenrich.min.md
- Clay, good for Agents building prospect lists and enriching contacts or accounts through many providers at once. Ahead on Schema & documentation, 84 against 72; Agent ergonomics, 66 against 60; Maintenance & community, 75 against 68.
- FullEnrich API + MCP, good for Maximising find rate on known contacts, especially mobiles, without a long-term contract. Ahead on Reliability, 60 against 45; Security & auth, 55 against 48; Payments & pricing, 40 against 30. Also Free to start without a card.

| Category | Clay | FullEnrich API + MCP |
| --- | --- | --- |
| Reliability (16%) | 45 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 84 | 72 |
| Agent ergonomics (13%) | 66 | 60 |
| Security & auth (14%) | 48 | 55 |
| Payments & pricing (10%) | 30 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 75 | 68 |
| Transparency & trust (7%) | 64 | 64 |

| Fact (where they differ) | Clay | FullEnrich API + MCP |
| --- | --- | --- |
| Vendor | Clay Labs Inc. | FullEnrich |
| Hosted endpoint | `https://api.clay.com/public/v0` | `https://app.fullenrich.com/api/v2` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Licence | Proprietary service under the Clay Terms of Service. The agent plugin repository carries no licence file | none |
| Tools exposed | none | 13 |
| MCP registry | not listed | `io.github.FullEnrich/fullenrich` |
| Last release | 2026-10-06 | 2026-08-27 |
| Terms last updated | 2024-05-23 | 2026-08-20 |
| Privacy policy last updated | 2020-09-11 | 2026-08-20 |
| Terms restrict benchmarking | not found in the text | yes |
| Agent reviews | none | 3.5/5 (2) |