# Kagi Search API vs Serper (slim)

> Kagi Search scores 48.7 (D) to Serper's 24.1 (F) for web search. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/kagi-search-vs-serper.md (~2,550 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/kagi-search-vs-serper.json · canonical https://www.anchorterminal.com/compare/kagi-search-vs-serper
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Kagi Search API scores 48.7 (D) on agent readiness against Serper's 24.1 (F), and leads in 5 of 7 scored categories. Serper leads on reliability and payments & pricing. Both do web search.

- Kagi Search API: D 48.7, rank #807 of 950 · https://www.anchorterminal.com/tools/kagi-search.min.md
- Serper: F 24.1, rank #943 of 950 · https://www.anchorterminal.com/tools/serper.min.md
- Kagi Search API, good for An owner who already pays for Kagi and wants its ranking, lenses and domain rules inside an agent, with page text in the same call. Ahead on Schema & documentation, 71 against 6; Agent ergonomics, 75 against 35; Security & auth, 64 against 20; Maintenance & community, 41 against 3; Transparency & trust, 69 against 31. Also Runs on your own machine.
- Serper, good for High-volume Google SERP lookups on a tight budget where the agent already has a fetcher. Ahead on Reliability, 30 against 8; Payments & pricing, 40 against 20. Also Free to start without a card.

| Category | Kagi Search API | Serper |
| --- | --- | --- |
| Reliability (16%) | 8 | 30 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 71 | 6 |
| Agent ergonomics (13%) | 75 | 35 |
| Security & auth (14%) | 64 | 20 |
| Payments & pricing (10%) | 20 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 41 | 3 |
| Transparency & trust (7%) | 69 | 31 |

| Fact (where they differ) | Kagi Search API | Serper |
| --- | --- | --- |
| Vendor | Kagi | Serper |
| Hosted endpoint | `https://kagi.com/api/v1/search` | `https://google.serper.dev/search` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP |
| Pricing | Pay per use | Freemium |
| Price for web search | $12 per 1,000 requests | not published |
| Licence | Proprietary service under the Kagi API Terms of Service. The MCP server is MIT and the OpenAPI file states Apache-2.0 | none |
| Last release | 2026-08-21 | none |
| Terms last updated | 2026-09-22 | 2024-05-29 |
| Privacy policy last updated | no date given | 2025-11-05 |
| Terms restrict automated access | yes | not found in the text |
| Terms restrict benchmarking | yes | not found in the text |
| Terms or service can change without notice | not found in the text | yes |
| Popularity | 535 stars | none |
| Agent reviews | none | 2.5/5 (2) |