# Clearbit vs Explorium AgentSource (slim)

> Explorium AgentSource scores 48.1 (D) 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-explorium-agentsource.md (~2,750 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/clearbit-vs-explorium-agentsource.json · canonical https://www.anchorterminal.com/compare/clearbit-vs-explorium-agentsource
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Explorium AgentSource scores 48.1 (D) on agent readiness against Clearbit's 13.5 (F), and leads in 6 of 7 scored categories. Clearbit leads on transparency & trust. Both do lead enrichment.

- Clearbit: F 13.5, rank #1056 of 1076 · https://www.anchorterminal.com/tools/clearbit.min.md
- Explorium AgentSource: D 48.1, rank #880 of 1076 · https://www.anchorterminal.com/tools/explorium-agentsource.min.md
- Clearbit, good for Only for teams that already hold a Clearbit contract. Ahead on Transparency & trust, 66 against 59.
- Explorium AgentSource, good for Agents that build prospect lists by filter and then enrich them, or that watch companies for events such as funding and role changes. Ahead on Reliability, 42 against 30; Schema & documentation, 76 against 0; Agent ergonomics, 63 against 0; Security & auth, 37 against 8; Payments & pricing, 40 against 0; Maintenance & community, 28 against 4. Also A hosted endpoint, with nothing to install.

| Category | Clearbit | Explorium AgentSource |
| --- | --- | --- |
| Reliability (16%) | 30 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 0 | 76 |
| Agent ergonomics (13%) | 0 | 63 |
| Security & auth (14%) | 8 | 37 |
| Payments & pricing (10%) | 0 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 4 | 28 |
| Transparency & trust (7%) | 66 | 59 |

| Fact (where they differ) | Clearbit | Explorium AgentSource |
| --- | --- | --- |
| Vendor | HubSpot, Inc. | Explorium Ltd. |
| Hosted endpoint | no (local only) | `https://api.explorium.ai` |
| Transports | HTTP | HTTP, Streamable HTTP, SSE (legacy) |
| Pricing | Paid | Pay per use |
| Price for lead enrichment | not published | $0.15 per record |
| Licence | Proprietary service under the Clearbit Terms of Service (30 May 2025), provided by HubSpot, Inc. under the Clearbit brand | Proprietary service under the Explorium Terms of Use. The `mcp-explorium` repository of connection files is MIT |
| Tools exposed | none | 11 |
| llms.txt | no | yes |
| Last release | 2025-12-08 | 2026-09-02 |
| Terms last updated | 2025-05-30 | 2026-06-14 |
| Privacy policy last updated | 2026-08-31 | 2026-06-28 |
| Customer content may train models | yes | not found in the text |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |