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The simplest intent-aware* search for your website and docs

*Intent-aware (noun)

Search that understands what you’re looking for, even when you don’t know the exact words.

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Your search for the best website search ends here. Ceisium Search is intentionally designed to work seamlessly with any public websites, documentation, blogs, changelogs, and more.

Searching Next.js Docs…

Works out of the box. Setup takes less than 10 minutes. Add your source URL(s), generate an API key, and plug it into your search UI. Or simply ask Codex or Claude to do it for you.

Follow the setup guide

Set it and forget it. Ceisium Search understands the intent of your user’s search query, rather than just semantic or lexical meaning. All without you having to manually tune or maintain the search as your website evolves.

Published Next.js App Router benchmark. Query rows show Hit@3. P95 latency compares separate dated runs with different test conditions; open Benchmark methodology below for scope, dates, and limits.
Search quality Ceisium Search Algolia Typesense Meilisearch
Right page in top 3 91.2% 35.7% 36.1% 42.3%
Exact queries 93.6% 80.0% 72.5% 82.5%
Long-tail queries 89.6% 14.6% 18.9% 23.9%
How-to queries 93.3% 0.8% 2.5% 3.3%
P95 latency* 1.05s* 0.78s 0.76s 0.40s
Further reading Read benchmark Compare Compare Compare
Benchmark methodology

Quality: September 3, 2026 · 1,000 labeled queries · 280 Next.js App Router pages. Optional relevance settings unchanged after setup. Competitors used 390 prepared records. Results apply to this corpus and setup.

*Ceisium Search’s 1.05s client P95 is from the September 29 latency update. The original benchmark recorded 1.98s. Competitor latency is from September 3; test conditions and network paths differ.

Read the full benchmark and methodology

Plans for every scale. Need more? Just keep going. Usage beyond your plan is billed incrementally, or you can turn on hard limits if you’d rather never exceed it.

Starter

$29 /mo

  • 5,000 indexed pages
  • 20,000 searches / month
  • Weekly scheduled crawls
  • 3 projects

Growth

$99 /mo

  • 50,000 indexed pages
  • 150,000 searches / month
  • Daily or weekly scheduled crawls
  • 10 projects

Pro

$299 /mo

  • 250,000 indexed pages
  • 750,000 searches / month
  • Every 6 hours, daily, or weekly scheduled crawls
  • Unlimited projects
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