# SE Ranking API + MCP vs Similarweb (slim)

> SE Ranking API + MCP scores 50.9 (D) on agent readiness against Similarweb's 46 (D), and leads in 4 of 7 scored categories. Similarweb leads on schema & documentation, agent ergonomics and security & auth. Both do seo keywords. Category scores, facts, verdicts and agent notes…

- Full: https://www.anchorterminal.com/compare/se-ranking-vs-similarweb.md (~2,250 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/se-ranking-vs-similarweb.json · canonical https://www.anchorterminal.com/compare/se-ranking-vs-similarweb
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

SE Ranking API + MCP scores 50.9 (D) on agent readiness against Similarweb's 46 (D), and leads in 4 of 7 scored categories. Similarweb leads on schema & documentation, agent ergonomics and security & auth. Both do seo keywords.

- SE Ranking API + MCP: D 50.9, rank #681 of 842 · https://www.anchorterminal.com/tools/se-ranking.min.md
- Similarweb: D 46, rank #762 of 842 · https://www.anchorterminal.com/tools/similarweb.min.md
- SE Ranking API + MCP, good for An agent that needs keyword, backlink, domain and AI search visibility data at a published price per call, or that manages rank tracking projects for an SE Ranking customer. Ahead on Reliability, 51 against 35; Payments & pricing, 40 against 5; Maintenance & community, 79 against 33; Transparency & trust, 71 against 60.
- Similarweb, good for Traffic and engagement estimates, traffic channel mix and keyword click data for domains an agent doesn't own, with app, company and retail data on the same key. Ahead on Schema & documentation, 63 against 58; Agent ergonomics, 67 against 58; Security & auth, 52 against 21.

| Category | SE Ranking API + MCP | Similarweb |
| --- | --- | --- |
| Reliability (16%) | 51 | 35 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 58 | 63 |
| Agent ergonomics (13%) | 58 | 67 |
| Security & auth (14%) | 21 | 52 |
| Payments & pricing (10%) | 40 | 5 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 79 | 33 |
| Transparency & trust (7%) | 71 | 60 |

| Fact (where they differ) | SE Ranking API + MCP | Similarweb |
| --- | --- | --- |
| Vendor | SE Ranking (SER Acquisition Inc.) | Similarweb Ltd. |
| Hosted endpoint | `https://api.seranking.com` | `https://api.similarweb.com` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Pricing | Pay per use | Paid |
| Price for seo keywords | $0.002 per record | not published |
| Licence | Proprietary service under the SE Ranking API Terms of Service. The OpenAPI file and the Claude skills on GitHub are MIT | Proprietary service under Similarweb's terms of use |
| Read-only variant documented | yes | no |
| llms.txt | no | yes |
| MCP registry | `com.seranking/mcp` | not listed |
| Last release | 2026-09-28 | 2026-09-24 |
| Terms last updated | no date given | 2025-03-19 |
| Privacy policy last updated | 2026-06-25 | 2026-06-30 |
| Terms or service can change without notice | yes | not found in the text |
| Popularity | 0 stars | none |