{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"npm_npm-todoforaipuppeteer-mcp-server","slug":"npm-todoforaipuppeteer-mcp-server","name":"@todoforai/puppeteer-mcp-server","type":"mcp","url":"https://www.npmjs.com/package/@todoforai/puppeteer-mcp-server","page_url":"https://unfragile.ai/npm-todoforaipuppeteer-mcp-server","categories":["mcp-servers"],"tags":[],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_0","uri":"capability://tool.use.integration.headless.browser.automation.via.mcp","name":"headless-browser-automation-via-mcp","description":"Exposes Puppeteer's browser automation capabilities through the Model Context Protocol (MCP), allowing LLM agents to control a headless Chrome/Chromium instance via standardized tool calls. Implements MCP server transport layer that translates LLM function-calling requests into Puppeteer API invocations, managing browser lifecycle, page state, and screenshot/DOM capture for agent feedback loops.","intents":["I want my LLM agent to navigate websites and extract data without writing custom API wrappers","I need to automate multi-step web interactions (login, form filling, clicking) triggered by LLM reasoning","I want to capture visual state of web pages during agent execution for debugging and validation","I need to run browser automation tasks in a serverless/containerized environment accessible to Claude or other MCP-compatible clients"],"best_for":["AI engineers building autonomous agents that need web interaction capabilities","Teams integrating LLM-driven RPA (Robotic Process Automation) workflows","Developers prototyping web scraping agents without manual Puppeteer integration code"],"limitations":["No built-in session persistence — browser state resets between server restarts unless explicitly managed","Single browser instance per server process — concurrent agent requests require multiple server instances or request queuing","Screenshot capture adds latency (~500ms per capture depending on page complexity) and memory overhead for large pages","Limited to Chromium-based browsers — no Firefox or Safari support via Puppeteer","No built-in rate limiting or timeout management — long-running page loads can block agent execution"],"requires":["Node.js 16+ (Puppeteer requires Node 14+, MCP SDK requires 16+)","Chromium or Chrome browser binary (auto-downloaded by Puppeteer on first install, ~150MB)","MCP-compatible client (Claude Desktop, or custom MCP client implementation)","Sufficient system memory (headless browser typically uses 100-300MB per instance)"],"input_types":["URL strings","CSS selectors","XPath expressions","JavaScript code snippets","HTML/DOM query strings","keyboard input strings","mouse coordinate pairs"],"output_types":["PNG screenshots (base64 encoded)","HTML page source","DOM element text content","Structured JSON from page evaluation","Boolean success/failure indicators","Error messages with stack traces"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_1","uri":"capability://tool.use.integration.page.navigation.and.interaction","name":"page-navigation-and-interaction","description":"Provides MCP tools for navigating to URLs, waiting for page load conditions, and interacting with page elements (click, type, select, scroll). Implements Puppeteer's page navigation API with configurable wait strategies (networkidle, domcontentloaded) and element interaction via CSS selectors or XPath, returning success/failure status and error details to the agent.","intents":["I want my agent to navigate to a URL and wait for the page to fully load before proceeding","I need to click buttons, fill forms, and submit data on web pages programmatically","I want to scroll through paginated content or infinite-scroll pages to load more data","I need to wait for dynamic content to appear (AJAX-loaded elements) before interacting with it"],"best_for":["Agents automating web-based workflows (e-commerce, SaaS, content management)","Web scraping tasks requiring interaction before data extraction","Testing automation frameworks that need LLM-driven test case generation"],"limitations":["Wait strategies (networkidle, domcontentloaded) may timeout on slow/unresponsive sites — default timeout typically 30s","CSS selector and XPath queries fail silently if elements don't exist — no fuzzy matching or element suggestion","Form interaction assumes standard HTML inputs — custom form components (React, Vue) may require JavaScript evaluation fallback","Scroll interactions don't trigger lazy-loading in all frameworks — requires explicit wait for load events","No built-in handling of modal dialogs or popup windows — agent must explicitly switch context"],"requires":["Valid URL (http/https)","CSS selector or XPath expression for element targeting","Text input for form fields (UTF-8 encoded)","Timeout value in milliseconds (recommended 5000-30000)"],"input_types":["URL strings","CSS selectors","XPath expressions","Text input for typing","Scroll coordinates (x, y)","Wait condition strings (networkidle, domcontentloaded, load)"],"output_types":["Boolean success indicator","Error message with reason (element not found, timeout, navigation failed)","Page title after navigation","Current URL after navigation"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_2","uri":"capability://data.processing.analysis.page.content.extraction.and.evaluation","name":"page-content-extraction-and-evaluation","description":"Enables agents to extract page content via DOM queries, JavaScript evaluation, and screenshot capture. Implements Puppeteer's page.evaluate() for arbitrary JavaScript execution, page.$() for DOM element selection, and page.screenshot() for visual state capture. Returns structured data (text, HTML, JSON) or base64-encoded images for agent processing.","intents":["I want to extract specific text content from a page using CSS selectors or XPath","I need to run custom JavaScript on the page to extract or transform data","I want to capture a screenshot of the current page state for visual validation or debugging","I need to extract structured data (tables, lists) from the DOM and convert it to JSON"],"best_for":["Data extraction and web scraping workflows","Visual validation in automated testing","Debugging agent navigation issues by capturing page state","Complex data transformation requiring JavaScript execution"],"limitations":["JavaScript evaluation runs in page context — cannot access Node.js modules or external APIs directly","Screenshot capture includes entire rendered page — may be large for long pages (base64 encoding adds ~33% size overhead)","DOM queries return only visible/rendered elements — hidden elements (display:none) are excluded","JavaScript execution timeout typically 30s — long-running scripts will fail","No built-in parsing of complex data structures — agent must handle JSON parsing and validation"],"requires":["Valid CSS selector or XPath for element queries","JavaScript code as string (must be valid ES5+ syntax)","Page must be loaded and stable before evaluation","Sufficient memory for screenshot encoding (large pages may exceed buffer limits)"],"input_types":["CSS selectors","XPath expressions","JavaScript code strings","Screenshot options (format: png/jpeg, quality, clip region)"],"output_types":["Text content (string)","HTML markup (string)","JSON objects (from JavaScript evaluation)","PNG/JPEG screenshots (base64 encoded)","Array of element values"],"categories":["data-processing-analysis","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_3","uri":"capability://tool.use.integration.multi.page.context.management","name":"multi-page-context-management","description":"Manages multiple browser pages/tabs within a single browser instance, allowing agents to switch between pages, open new pages, and maintain separate DOM/navigation contexts. Implements Puppeteer's browser.newPage() and page management, with context switching via page identifiers. Each page maintains independent cookies, localStorage, and navigation history.","intents":["I want my agent to open multiple tabs and switch between them during a workflow","I need to maintain separate login sessions across different pages for parallel tasks","I want to compare content across multiple pages without losing navigation state","I need to handle popup windows or new tabs opened by JavaScript on the original page"],"best_for":["Complex multi-step workflows requiring parallel page interactions","Agents comparing data across multiple websites simultaneously","Testing workflows that need to validate interactions across multiple pages"],"limitations":["Each page consumes additional memory (~100-200MB per page) — practical limit typically 5-10 pages per browser instance","No automatic popup/new window detection — agent must explicitly create pages or handle window.open() via JavaScript","Page context switching requires explicit page ID management — no implicit 'current page' tracking across tool calls","Shared browser cookies across pages may cause state conflicts if not carefully managed","No built-in page lifecycle hooks — agent must manually close pages to free memory"],"requires":["Browser instance (created by server on startup)","Page identifier or handle for context switching","Memory budget for multiple page instances"],"input_types":["Page creation requests","Page ID/handle for switching","Close page requests"],"output_types":["Page ID/handle (string or number)","List of open pages with metadata","Success/failure status for page operations"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_4","uri":"capability://tool.use.integration.cookie.and.session.management","name":"cookie-and-session-management","description":"Provides tools for reading, setting, and clearing cookies and session storage across pages. Implements Puppeteer's page.cookies() and page.setCookie() APIs, allowing agents to persist authentication tokens, manage session state, and simulate returning users. Supports cookie attributes (domain, path, expiry, secure, httpOnly).","intents":["I want my agent to log in once and reuse the session across multiple page interactions","I need to set authentication cookies to bypass login flows in automated workflows","I want to clear cookies between test runs to simulate fresh user sessions","I need to extract and store session tokens for later use or validation"],"best_for":["Agents automating authenticated workflows (e-commerce, SaaS, banking)","Testing frameworks validating session persistence and logout flows","Web scraping with login-required content"],"limitations":["Cookies are page-specific — setting cookies on one page doesn't automatically apply to other pages with different domains","httpOnly cookies cannot be read via JavaScript — only accessible through Puppeteer's internal cookie store","Cookie expiry is client-side enforced — expired cookies may still be sent to server if not explicitly cleared","No built-in cookie encryption — sensitive tokens stored in plaintext in memory","Cross-domain cookie sharing requires explicit domain configuration — no automatic subdomain handling"],"requires":["Valid cookie name and value (UTF-8 encoded)","Domain for cookie scope (must match page domain)","Optional: path, expiry timestamp, secure flag, httpOnly flag"],"input_types":["Cookie name (string)","Cookie value (string)","Domain (string)","Path (string, optional)","Expiry timestamp (number, optional)","Secure flag (boolean)","HttpOnly flag (boolean)"],"output_types":["Array of cookies with attributes","Boolean success indicator","Error message if cookie operation fails"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_5","uri":"capability://tool.use.integration.network.request.interception.and.monitoring","name":"network-request-interception-and-monitoring","description":"Allows agents to intercept, monitor, and modify network requests/responses via Puppeteer's request interception API. Implements request.abort(), request.continue(), and request.respond() to block ads, mock API responses, or log network activity. Provides visibility into network timing, status codes, and response bodies for debugging and validation.","intents":["I want to block ads or tracking requests to speed up page load and reduce noise","I need to mock API responses to test agent behavior with different data scenarios","I want to monitor network requests to validate that my agent is calling the correct endpoints","I need to intercept and modify requests (e.g., add headers, change parameters) before they're sent"],"best_for":["Testing automation with controlled API responses","Performance optimization by blocking unnecessary resources","Debugging agent workflows by inspecting network activity","Security testing by intercepting and modifying requests"],"limitations":["Request interception adds ~10-20% latency overhead per request due to interception handler execution","Cannot intercept HTTPS requests with custom certificates — only works with standard HTTPS","Response mocking requires exact content-type and encoding matching — incorrect mocking can cause page parsing errors","Request interception is page-specific — must be enabled per page, not globally","Large response bodies (>10MB) may cause memory issues when intercepting and modifying"],"requires":["Page with request interception enabled","Request URL pattern or filter (string, regex, or function)","Response mock data (optional, for respond() calls)","Request/response headers (optional, for modification)"],"input_types":["URL pattern (string or regex)","Request method (GET, POST, etc.)","Request headers (key-value pairs)","Request body (for POST/PUT)","Response status code (number)","Response body (string or JSON)","Response headers (key-value pairs)"],"output_types":["Network request log (URL, method, status, timing)","Intercepted response data","Boolean success indicator for interception","Error message if interception fails"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_6","uri":"capability://tool.use.integration.browser.context.isolation","name":"browser-context-isolation","description":"Provides isolated browser contexts (separate cookies, cache, storage) for parallel or independent workflows. Implements Puppeteer's browser.createIncognitoBrowserContext() or context-based isolation, allowing agents to run multiple independent sessions without cross-contamination. Each context has its own cookies, localStorage, sessionStorage, and IndexedDB.","intents":["I want to run multiple independent user sessions in parallel without cookie/session conflicts","I need to test multi-user workflows where different agents have different authentication states","I want to isolate test runs so that data from one test doesn't affect another","I need to simulate incognito/private browsing mode for testing"],"best_for":["Multi-user testing scenarios","Parallel agent workflows with independent state","Privacy-focused testing (incognito mode simulation)","Regression testing with isolated test contexts"],"limitations":["Each context consumes additional memory (~50-100MB per context) — practical limit typically 10-20 contexts per browser","Context isolation is not process-level — shared browser process means potential timing/race condition issues","No built-in context cleanup — agent must explicitly close contexts to free memory","Contexts share the same browser binary — cannot test different browser versions simultaneously","No automatic context switching — agent must track and manage context IDs"],"requires":["Browser instance","Context creation request","Context ID for switching between contexts","Memory budget for multiple contexts"],"input_types":["Context creation request (incognito flag optional)","Context ID for switching","Close context request"],"output_types":["Context ID/handle (string or number)","List of active contexts","Success/failure status for context operations"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_7","uri":"capability://tool.use.integration.javascript.console.and.error.monitoring","name":"javascript-console-and-error-monitoring","description":"Captures and exposes browser console output (logs, warnings, errors) and page errors to agents for debugging and validation. Implements Puppeteer's page.on('console'), page.on('error'), and page.on('pageerror') event listeners, streaming console messages and uncaught exceptions to the agent for real-time monitoring.","intents":["I want to monitor console logs during agent execution to debug page behavior","I need to detect JavaScript errors on the page and fail the workflow if errors occur","I want to validate that the page is logging expected debug messages","I need to capture warnings or deprecation notices from third-party libraries"],"best_for":["Debugging complex agent workflows with JavaScript-heavy pages","Quality assurance testing to catch JavaScript errors","Performance monitoring via console timing logs","Validation of expected application behavior via console output"],"limitations":["Console capture is asynchronous — messages may arrive out of order or with latency","Large console output (>1000 messages) can cause memory overhead — no built-in log rotation","Console.log() calls from third-party scripts may be noisy — no filtering mechanism","Error stack traces may be minified/obfuscated in production builds — difficult to debug","Page errors (uncaught exceptions) don't automatically fail the workflow — agent must check error log"],"requires":["Page with console monitoring enabled","Event listener setup for console/error events"],"input_types":["Console event type (log, warn, error, info, debug)","Error filter (optional, to filter specific error types)"],"output_types":["Console message (string with type: log/warn/error/info/debug)","Error object (with message, stack trace, source file, line number)","Array of console messages since last check"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-todoforaipuppeteer-mcp-server__cap_8","uri":"capability://data.processing.analysis.page.performance.and.timing.metrics","name":"page-performance-and-timing-metrics","description":"Exposes page performance metrics (load time, DOM content loaded, first paint, resource timing) via Puppeteer's page.metrics() and Navigation Timing API. Allows agents to validate page performance, detect slow loads, and optimize workflows based on timing data. Returns structured metrics including memory usage, CPU time, and resource counts.","intents":["I want to measure page load time and fail the workflow if it exceeds a threshold","I need to validate that critical resources (images, scripts) load within expected timeframes","I want to monitor memory usage during agent execution to detect memory leaks","I need to compare performance across different pages or workflows"],"best_for":["Performance testing and optimization workflows","SLA validation (ensuring pages load within acceptable time)","Detecting performance regressions in web applications","Resource optimization (identifying slow-loading assets)"],"limitations":["Metrics are snapshot-based — no continuous monitoring without repeated calls","Navigation Timing API may not be available on all pages (requires modern browsers)","Memory metrics are approximate — actual memory usage may vary due to garbage collection timing","Resource timing requires Resource Timing API support — older pages may not expose detailed timing","Metrics reset on navigation — must capture before navigating to new page"],"requires":["Page must be fully loaded before metrics capture","Browser must support Navigation Timing API (modern browsers only)"],"input_types":["Metric type request (load time, memory, CPU, resource count, etc.)"],"output_types":["Load time (milliseconds)","DOM content loaded time (milliseconds)","First paint time (milliseconds)","Memory usage (bytes)","CPU time (milliseconds)","Resource count (number of requests)","Structured metrics object with all timing data"],"categories":["data-processing-analysis","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":29,"verified":false,"data_access_risk":"high","permissions":["Node.js 16+ (Puppeteer requires Node 14+, MCP SDK requires 16+)","Chromium or Chrome browser binary (auto-downloaded by Puppeteer on first install, ~150MB)","MCP-compatible client (Claude Desktop, or custom MCP client implementation)","Sufficient system memory (headless browser typically uses 100-300MB per instance)","Valid URL (http/https)","CSS selector or XPath expression for element targeting","Text input for form fields (UTF-8 encoded)","Timeout value in milliseconds (recommended 5000-30000)","Valid CSS selector or XPath for element queries","JavaScript code as string (must be valid ES5+ syntax)"],"failure_modes":["No built-in session persistence — browser state resets between server restarts unless explicitly managed","Single browser instance per server process — concurrent agent requests require multiple server instances or request queuing","Screenshot capture adds latency (~500ms per capture depending on page complexity) and memory overhead for large pages","Limited to Chromium-based browsers — no Firefox or Safari support via Puppeteer","No built-in rate limiting or timeout management — long-running page loads can block agent execution","Wait strategies (networkidle, domcontentloaded) may timeout on slow/unresponsive sites — default timeout typically 30s","CSS selector and XPath queries fail silently if elements don't exist — no fuzzy matching or element suggestion","Form interaction assumes standard HTML inputs — custom form components (React, Vue) may require JavaScript evaluation fallback","Scroll interactions don't trigger lazy-loading in all frameworks — requires explicit wait for load events","No built-in handling of modal dialogs or popup windows — agent must explicitly switch context","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.43,"ecosystem":0.3,"match_graph":0.25,"freshness":0.6,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:24.483Z","last_scraped_at":"2026-05-03T14:23:44.383Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=npm-todoforaipuppeteer-mcp-server","compare_url":"https://unfragile.ai/compare?artifact=npm-todoforaipuppeteer-mcp-server"}},"signature":"iqJnaZm+JNTLhToiZnD13SMz9YsQP4uvpwH9wiQACkCC57KvMJRhNvwvx6GGo+qCW/ypJbJrjckOScI4Wjq7DQ==","signedAt":"2026-06-21T09:26:27.878Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/npm-todoforaipuppeteer-mcp-server","artifact":"https://unfragile.ai/npm-todoforaipuppeteer-mcp-server","verify":"https://unfragile.ai/api/v1/verify?slug=npm-todoforaipuppeteer-mcp-server","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}