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@retinue/tools-scrape

v0.3.0

Published

Read the pages an agent finds: web_scrape, web_scrape_batch and web_crawl, behind one provider-swappable contract with SSRF closed at connect time.

Readme

@retinue/tools-scrape

Read the pages a Retinue agent finds. web_scrape, web_scrape_batch and web_crawl, behind one provider-swappable contract.

npm i @retinue/tools-scrape

Usage

import { createScrapeToolkit } from "@retinue/tools-scrape";

// The direct provider is the default: no account, no key, no third party.
const toolkit = createScrapeToolkit({
  politeness: { perHostConcurrency: 2, minIntervalMs: 1000 },
});

firecrawl({ apiKey }) and jinaReader({ apiKey }) swap in a hosted extractor for pages that need JavaScript to render. The result shape does not change — a test asserts it.

What makes this safe to point at a URL a model chose

SSRF is closed at the point of connection. Three vectors, three defences, three tests:

  1. A private, loopback or link-local literal — including 169.254.169.254, ::ffff:169.254.169.254 and the 6to4 form of the same address.
  2. A public hostname that resolves to a private address.
  3. A redirect to either of the above.

The resolved address is pinned as the connection's lookup, so there is no second DNS resolution between the check and the socket. That window is DNS rebinding, and a check that can lose a race against it reports safety it does not provide.

Page content arrives marked as untrusted. Every page's text comes back inside the platform's <untrusted-content> envelope, which neutralises forged headings, provider turn markers and escaping fences. It is a boundary, not a filter — see the decision in docs/23.

A crawl is bounded four ways — pages, depth, bytes, wall clock — and reports which bound stopped it, so a caller raises the right one. robots.txt is honoured by default, with longest-match semantics. Per-host concurrency and spacing are on by default, so a wide seed page cannot be turned into a small denial of service.

Not in scope

No authentication, no cookies, no sessions. No bot-detection evasion of any kind — no browser impersonation, no CAPTCHA solving, no proxy rotation. The User-Agent is honest, so a site that wants to refuse this can.

MIT.