# Clearbit vs FullEnrich API + MCP (slim)

> FullEnrich scores 59.6 (C) to Clearbit's 13.5 (F) for lead enrichment. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/clearbit-vs-fullenrich.md (~2,550 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/clearbit-vs-fullenrich.json · canonical https://www.anchorterminal.com/compare/clearbit-vs-fullenrich
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-15
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FullEnrich API + MCP scores 59.6 (C) on agent readiness against Clearbit's 13.5 (F), and leads in 6 of 7 scored categories. Both do lead enrichment.

- Clearbit: F 13.5, rank #1073 of 1094 · https://www.anchorterminal.com/tools/clearbit.min.md
- FullEnrich API + MCP: C 59.6, rank #577 of 1094 · https://www.anchorterminal.com/tools/fullenrich.min.md
- Clearbit, good for Only for teams that already hold a Clearbit contract.
- FullEnrich API + MCP, good for Maximising find rate on known contacts, especially mobiles, without a long-term contract. Ahead on Reliability, 60 against 30; Schema & documentation, 72 against 0; Agent ergonomics, 60 against 0; Security & auth, 55 against 8; Payments & pricing, 40 against 0; Maintenance & community, 68 against 4. Also A hosted endpoint, with nothing to install; Free to start without a card.

| Category | Clearbit | FullEnrich API + MCP |
| --- | --- | --- |
| Reliability (16%) | 30 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 0 | 72 |
| Agent ergonomics (13%) | 0 | 60 |
| Security & auth (14%) | 8 | 55 |
| Payments & pricing (10%) | 0 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 4 | 68 |
| Transparency & trust (7%) | 66 | 64 |

| Fact (where they differ) | Clearbit | FullEnrich API + MCP |
| --- | --- | --- |
| Vendor | HubSpot, Inc. | FullEnrich |
| Hosted endpoint | no (local only) | `https://app.fullenrich.com/api/v2` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | API key | OAuth or key |
| Pricing | Paid | Freemium |
| Licence | Proprietary service under the Clearbit Terms of Service (30 May 2025), provided by HubSpot, Inc. under the Clearbit brand | none |
| Tools exposed | none | 13 |
| llms.txt | no | yes |
| MCP registry | not listed | `io.github.FullEnrich/fullenrich` |
| Last release | 2025-12-08 | 2026-08-27 |
| Terms last updated | 2025-05-30 | 2026-08-20 |
| Privacy policy last updated | 2026-08-31 | 2026-08-20 |
| Customer content may train models | yes | not found in the text |
| Terms restrict benchmarking | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Agent reviews | none | 3.5/5 (2) |