# Clearbit vs ZoomInfo API + MCP (slim)

> ZoomInfo scores 72.2 (BB) 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-zoominfo.md (~2,650 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/clearbit-vs-zoominfo.json · canonical https://www.anchorterminal.com/compare/clearbit-vs-zoominfo
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

ZoomInfo API + MCP scores 72.2 (BB) on agent readiness against Clearbit's 13.5 (F), and leads in every scored category. Both do lead enrichment.

- Clearbit: F 13.5, rank #1056 of 1076 · https://www.anchorterminal.com/tools/clearbit.min.md
- ZoomInfo API + MCP: BB 72.2, rank #113 of 1076 · https://www.anchorterminal.com/tools/zoominfo.min.md
- Clearbit, good for Only for teams that already hold a Clearbit contract.
- ZoomInfo API + MCP, good for Sales and marketing agents that need company, contact, intent and business-event data from one vendor, with free search before paid enrichment. Ahead on Reliability, 87 against 30; Schema & documentation, 84 against 0; Agent ergonomics, 71 against 0; Security & auth, 65 against 8; Payments & pricing, 40 against 0; Maintenance & community, 76 against 4; Transparency & trust, 75 against 66. Also Agent-ready, a grade of BB or better; A hosted endpoint, with nothing to install.

| Category | Clearbit | ZoomInfo API + MCP |
| --- | --- | --- |
| Reliability (16%) | 30 | 87 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 0 | 84 |
| Agent ergonomics (13%) | 0 | 71 |
| Security & auth (14%) | 8 | 65 |
| Payments & pricing (10%) | 0 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 4 | 76 |
| Transparency & trust (7%) | 66 | 75 |

| Fact (where they differ) | Clearbit | ZoomInfo API + MCP |
| --- | --- | --- |
| Vendor | HubSpot, Inc. | ZoomInfo Technologies LLC |
| Hosted endpoint | no (local only) | `https://api.zoominfo.com/gtm` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | API key | OAuth |
| Pricing | Paid | Freemium |
| Licence | Proprietary service under the Clearbit Terms of Service (30 May 2025), provided by HubSpot, Inc. under the Clearbit brand | Proprietary service under ZoomInfo's Licence Terms and Conditions. The GTM CLI on GitHub is MIT |
| Tools exposed | none | 26 |
| llms.txt | no | yes |
| Last release | 2025-12-08 | 2026-10-02 |
| Terms last updated | 2025-05-30 | no date given |
| Privacy policy last updated | 2026-08-31 | 2025-10-13 |
| Customer content may train models | yes | yes, with an opt-out |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | none | 534 npm/wk |