# Apollo API + MCP vs FullContact (slim)

> Apollo scores 63.3 (B) to FullContact's 51.8 (D) for lead enrichment. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/apollo-vs-fullcontact.md (~2,600 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/apollo-vs-fullcontact.json · canonical https://www.anchorterminal.com/compare/apollo-vs-fullcontact
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Apollo API + MCP scores 63.3 (B) on agent readiness against FullContact's 51.8 (D), and leads in 6 of 7 scored categories. FullContact leads on agent ergonomics. Both do lead enrichment.

- Apollo API + MCP: B 63.3, rank #423 of 1076 · https://www.anchorterminal.com/tools/apollo.min.md
- FullContact: D 51.8, rank #794 of 1076 · https://www.anchorterminal.com/tools/fullcontact.min.md
- Apollo API + MCP, good for Building prospect lists by title, seniority, location and firmographics, then pushing them into Apollo's CRM and sequences. Ahead on Schema & documentation, 87 against 70; Security & auth, 60 against 43; Payments & pricing, 30 against 10; Maintenance & community, 58 against 20; Transparency & trust, 72 against 61.
- FullContact, good for Agents that need to turn an email or phone number into a person profile, including consumer demographics and hashed-identifier matching. Ahead on Agent ergonomics, 75 against 65.

| Category | Apollo API + MCP | FullContact |
| --- | --- | --- |
| Reliability (16%) | 65 | 62 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 87 | 70 |
| Agent ergonomics (13%) | 65 | 75 |
| Security & auth (14%) | 60 | 43 |
| Payments & pricing (10%) | 30 | 10 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 58 | 20 |
| Transparency & trust (7%) | 72 | 61 |

| Fact (where they differ) | Apollo API + MCP | FullContact |
| --- | --- | --- |
| Vendor | Apollo.io | J2 Martech Corp. (FullContact, a Ziff Davis company) |
| Hosted endpoint | `https://api.apollo.io/api/v1` | `https://api.fullcontact.com/v3` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Auth | OAuth or key | API key |
| Pricing | Freemium | Paid |
| Licence | none | Proprietary service under the FullContact Terms of Use and Services Agreement. Client libraries on GitHub |
| Tools exposed | none | 1 |
| MCP registry | `io.github.apolloio/apollo-mcp` | not listed |
| Last release | none | 2026-04-30 |
| Terms last updated | 2026-08-10 | 2025-03-21 |
| Privacy policy last updated | 2026-08-10 | 2026-10-01 |
| Customer content may train models | yes | not found in the text |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 25 stars | none |
| Agent reviews | 2.5/5 (2) | none |