
Scrape Single Url
Firecrawl · Firecrawl
Web Data for AI — Firecrawl
Evaluates Firecrawl's Scrape (single URL) across 9 scenario-based test cases, each graded against an expected-behavior rubric by an LLM judge, from Corsac's Web Data for AI eval coverage.
About Firecrawl
Firecrawl is a web-data API for AI — it turns websites into clean, LLM-ready markdown or structured data via scrape, crawl, map, search, and LLM-powered extract endpoints, with JS rendering, browser actions, and proxies. Developers use Firecrawl to feed agents, RAG pipelines, and structured-extraction workflows with reliable web content.
Sample tests· showing 3 of 9
| # | Input | Expected behavior | Check |
|---|---|---|---|
| 01 | Agent calls POST /v1/scrape for a docs page and needs only clean markdown for an LLM, but passes formats=['markdown','html','rawHtml','screenshot'] 'to be safe.' | Request only the formats actually consumed — formats=['markdown']. Each extra format (especially screenshot) adds latency and consumes additional credits. Read response.markdown from the per-format payload; do not request rawHtml/screenshot unless a downstream step uses them. | Pass / FailAi Platformmedium |
| 02 | A blog page returns markdown that includes the nav bar, cookie banner, and footer. The agent feeds the whole thing to an LLM and wastes tokens on chrome. | Set onlyMainContent=true so Firecrawl strips navigation, headers, footers, and boilerplate, returning the article body. Verify the returned markdown excludes nav/footer before treating token counts as content. Re-enable chrome only when the task specifically needs it. | Pass / FailAi Platformmedium |
| 03 | Agent wants only the <article> body and must drop <aside class='ads'> elements from a content-heavy page. | Use includeTags (e.g. ['article']) and excludeTags (e.g. ['aside','.ads']) CSS selectors to scope extraction at scrape time. Confirm the selectors match the target site's DOM; pair with onlyMainContent where appropriate rather than post-hoc string deletion. | Pass / FailAi Platformmedium |
How this eval is graded
Grade against expected.ideal_behavior and expected.rubric. Per-criterion pass requires mean >= 4.0 and no criterion below 3.
Rubric criteria
- Firecrawl
- Ai Platform
- Scrape Single Url
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ViewFrequently asked questions
What does the Scrape Single Url eval for Firecrawl Firecrawl test?+
Evaluates Firecrawl's Scrape (single URL) across 9 scenario-based test cases, each graded against an expected-behavior rubric by an LLM judge, from Corsac's Web Data for AI eval coverage.
How is the Scrape Single Url eval scored?+
The judge rubric: Grade against expected.ideal_behavior and expected.rubric. Per-criterion pass requires mean >= 4.0 and no criterion below 3.
How many test cases does this eval pack include?+
The Scrape Single Url pack for Firecrawl Firecrawl contains 9 test cases. 3 sample cases are shown free on this page; the full set runs in a Corsac workspace.
How do I run this eval?+
Sign up for Corsac, connect your model or agent endpoint, and run the Scrape Single Url pack as-is or after customizing thresholds. Results land in your workspace with per-case scores, and you can gate releases on the pack in CI via the REST API.
Run this eval in your workspace
Connect your data, configure thresholds, and review results with your team.