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Boolsai Grep

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Parallel regex search across every Boolsai scan corpus.

MCP ServerAI & KnowledgeRemote (streamable-http) 1
View on GitHub
Updated 2026-06-16

What is the Boolsai Grep MCP server?

Boolsai Grep runs parallel regex queries against every scan ever collected. Agents use it to discover emerging signals before they appear in pre-built indexes.

The server connects at https://grep.boolsai.ai/mcp over streamable-http and requires no authentication.

Install & connect

Add this to your MCP client config. Pick your client below and copy.

{
  "mcpServers": {
    "grep": {
      "url": "https://grep.boolsai.ai/mcp"
    }
  }
}

Tools it exposes

4 tools your AI client can call once connected.

grep_pattern— Parallel regex search across scans
count_pattern— Count occurrences of a pattern
sites_with_signal— Find sites matching a signal pattern
pattern
list_signal_types— List available signal types

Example prompts

Once connected, try asking your AI client:

“Show sites containing window._fs_org in their scripts
“Count how many scans match the pattern for Hotjar
“List all signal types available in the grep corpus
“Find pages that embed a specific undocumented pixel ID

Security & permissions

Remote public server at https://grep.boolsai.ai/mcp with no authentication or API keys required.

What you can do with Boolsai Grep

Discover new vendor patterns

Search inline scripts for previously unseen tracker signatures across thousands of sites.

Find leaked account IDs

Locate hardcoded analytics or ad account tokens that have not been catalogued.

Explore niche pixels

Test custom regexes for obscure marketing or analytics pixels in live commerce stacks.

How to use Boolsai Grep

  1. 1Add the connector URL https://grep.boolsai.ai/mcp in your MCP client settings.
  2. 2Restart the client so the four Boolsai tools appear.
  3. 3Ask the agent to run grep_pattern or sites_with_signal with a regex.
  4. 4Review results that reference the raw R2 scan corpus.
  5. 5Chain findings with boolsai-scan or boolsai-directory for deeper context.

Boolsai Grep: pros & cons

Pros

  • +Access to the complete unindexed historical scan corpus
  • +No rate limits or authentication barriers
  • +Ideal for discovering novel signals before indexing
  • +Works seamlessly with the rest of the Boolsai suite

Cons

  • –Results require further validation as they are raw regex matches
  • –No pre-computed indexes so queries can be slower
  • –Limited to patterns expressible as regular expressions
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Frequently asked questions

No, the server is public and requires no authentication.

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