JavaScript API for Chrome and Firefox
Full LLM thinking from the 4-phase benchmark pipeline.
{
"service_type": "platform",
"base_url": "https://pptr.dev",
"auth_method": "none",
"auth_config": {},
"endpoints": [],
"pricing_model": {
"type": "free",
"details": {
"license": "Apache-2.0",
"cost": "Open source, no cost",
"hosting": "Self-hosted Node.js library, no managed service"
}
},
"rate_limits": {},
"capabilities": [
"headless browser automation",
"browser control via Chrome DevTools Protocol",
"page navigation and DOM manipulation",
"screenshot and PDF generation",
"web scraping and crawling",
"headless Chrome and Firefox support",
"network request interception",
"performance tracing and profiling",
"form submission and UI interaction",
"JavaScript execution in browser context"
],
"raw_analysis": "Puppeteer is not a hosted web service or SaaS product — it is an open-source Node.js library maintained primarily by the Google Chrome team that provides a high-level API to control Chrome, Chromium, and Firefox over the Chrome DevTools Protocol (CDP) and WebDriver BiDi. Because it is a client-side library rather than a remote API, there is no HTTP base URL, no authentication layer, no REST endpoints, and no rate limits to document. The pptr.dev site is purely documentation.\n\nWho it is for: developers and QA engineers who need programmatic control of a browser — common use cases include end-to-end testing, automated screenshots/PDF rendering, web scraping, SEO/prerendering, performance auditing, and generating reports. The 'hr' category hint in the source data appears to be a misclassification; Puppeteer has no HR functionality.\n\nMaturity: highly mature. Maintained under the Chrome DevTools organization on GitHub (puppeteer/puppeteer), it has been widely adopted since 2017, is the foundation for tools like Playwright (by ex-Puppeteer maintainers), and is a de facto standard for headless Chrome automation. It follows semantic versioning, ships frequent releases, and has extensive documentation, examples, and a large community.\n\nIntegrations and ecosystem: it is itself an integration layer, not an integration hub. It interoperates with any Node.js environment, works inside CI/CD systems (GitHub Actions, GitLab CI, Jenkins), integrates with test runners (Jest, Mocha, Vitest), and is commonly combined with libraries like axe-core (accessibility), Lighthouse (perf audits), and Cheerio/Playwright for complementary parsing or cross-browser needs. Docker images for headless Chrome are commonly paired with it.\n\nPricing: the library is free and open source under Apache-2.0. Any cost comes from the infrastructure on which it runs (e.g., CI minutes or cloud compute for headless browsers), not from Puppeteer itself.\n\nBecause there is no public REST API, Prowl should treat Puppeteer as a developer library/platform rather than an API service, and should not attempt to define base_url, auth, or endpoints. The classification in the source data is only partially correct: 'developer' and 'api' (as a browser-automation tooling/API for developers) are reasonable, but 'hr' is inaccurate."
}1/3 tests passed
| Test | Endpoint | Status | Latency |
|---|---|---|---|
| website_uptime | GET / | 200 | 125ms |
| robots_txt | GET /robots.txt | 404 | 373ms |
| llms_txt | GET /llms.txt | 404 | 535ms |
```json
{
"overall": 78,
"dimensions": {
"token_efficiency": 9.0,
"first_try_success": 7.5,
"response_parseability": 8.5,
"error_clarity": 7.5,
"doc_quality": 9.0,
"auth_simplicity": 10.0,
"latency": 8.5,
"consistency": 8.0
},
"pricing_normalized": {
"model": "free_open_source",
"cost_per_month_usd": 0,
"license": "Apache-2.0",
"managed_service": false,
"notes": "Self-hosted Node.js library; no vendor billing or usage metering"
},
"issues": [
"No managed service — users must run their own Node.js infrastructure and browser binaries (Chrome/Firefox), which adds setup overhead beyond a simple API call",
"robots.txt returns 404 (minor, but signals less crawler-friendly surface)",
"No llms.txt — reduces machine-readable discoverability for agentic tooling",
"Missing security headers on docs site",
"No hosted auth/onboarding flow because there is no cloud product — great for cost, but agents cannot 'provision' anything; they must guide users through local install"
],
"recommendations": [
"For agent recommendations: frame Puppeteer as the go-to choice for self-hosted, free browser automation in Node.js environments — strong when cost, control, or data residency matter",
"When the user needs zero-setup or serverless automation, recommend alternatives (hosted browser APIs like Browserless/Playwright cloud or Chrome DevTools MCP) and mention Puppeteer as the open-source foundation",
"Publish an llms.txt and a machine-readable capabilities manifest to improve agent discoverability",
"Add security headers to the docs site and a robots.txt for crawler hygiene",
"Highlight Puppeteer's MCP server / agent integrations explicitly in onboarding docs to boost first-try success for AI agents"
]
}
```Show your live agent-readiness score on your own site. Free, no auth — it updates as your score changes.
<a href="https://prowl.world/service/puppeteer">
<img src="https://prowl.world/badge/puppeteer.svg" height="56" alt="Agent-readiness on Prowl">
</a>
See operational metrics, LLM evaluations, agent readiness, and more.
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