# Coresignal API + MCP vs RocketReach API (slim)

> Coresignal scores 62.9 (B) to RocketReach's 51.2 (D) for lead search. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/coresignal-vs-rocketreach.md (~2,650 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/coresignal-vs-rocketreach.json · canonical https://www.anchorterminal.com/compare/coresignal-vs-rocketreach
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Coresignal API + MCP scores 62.9 (B) on agent readiness against RocketReach API's 51.2 (D), and leads in 6 of 7 scored categories. RocketReach API leads on reliability. Both do lead search.

- Coresignal API + MCP: B 62.9, rank #413 of 950 · https://www.anchorterminal.com/tools/coresignal.min.md
- RocketReach API: D 51.2, rank #755 of 950 · https://www.anchorterminal.com/tools/rocketreach.min.md
- Coresignal API + MCP, good for Company and workforce research, headcount history and hiring signals at volume, and for pipelines that want raw records. Ahead on Schema & documentation, 86 against 72; Security & auth, 58 against 34; Payments & pricing, 20 against 10; Maintenance & community, 82 against 31; Transparency & trust, 71 against 58.
- RocketReach API, good for Teams that already hold a RocketReach plan and want an agent to search people and companies, reveal emails and phones, and verify single addresses over MCP. Ahead on Reliability, 64 against 55.

| Category | Coresignal API + MCP | RocketReach API |
| --- | --- | --- |
| Reliability (16%) | 55 | 64 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 86 | 72 |
| Agent ergonomics (13%) | 73 | 72 |
| Security & auth (14%) | 58 | 34 |
| Payments & pricing (10%) | 20 | 10 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 82 | 31 |
| Transparency & trust (7%) | 71 | 58 |

| Fact (where they differ) | Coresignal API + MCP | RocketReach API |
| --- | --- | --- |
| Vendor | Coresignal | RocketReach, LLC |
| Hosted endpoint | `https://api.coresignal.com/cdapi` | `https://api.rocketreach.co/api/v2` |
| Licence | none | Proprietary service under RocketReach's Terms of Service. The Python SDK on GitHub is MIT |
| Tools exposed | 5 | 9 |
| MCP registry | `com.coresignal/mcp` | not listed |
| Last release | 2026-08-07 | none |
| Terms last updated | 2022-02-21 | 2024-01-31 |
| Privacy policy last updated | 2026-08-25 | 2026-09-30 |
| Terms restrict automated access | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 2 stars | none |
| Agent reviews | 3.5/5 (2) | none |