# Documentation - [Fiber AI Documentation](/): Find any company or person, get their verified contact information, and know the moment something changes about them. - [Using the Fiber Dashboard](/using-the-ui): Build audiences, reveal verified contacts, and export to CSV or ad platforms — the full workflow with no code required. - [Billing & Credits](/billing): How Fiber's credit-based pricing works — per-item costs, free operations, and cost-control levers. - Search & discovery - [Search](/search): Query 50M+ companies and 500M+ professional profiles with structured filters — count for free, then pull only the results you want. - [Natural-language search](/search/agentic-search): Ask in plain English and get a matching list of companies or people — plus a clear list of anything the query could not apply. - [Job Search](/search/job-search): Filter 13M+ open roles by title, pay, and location, then count matches before you pull postings. - [Blue-collar job search](/search/blue-collar-jobs): Search US trade, warehouse, and service listings (data sources including Indeed) by company, keyword, and location. - [Typeaheads](/search/typeaheads): Autocomplete endpoints for companies, schools, investors, locations, and skills — plus job-title synonym expansion and preset metro regions. - [Google Maps / Local Business Search](/search/google-maps): Find any local business in any geography, then let AI agents identify the owners and their contact info. - [Stealth Tracking](/search/stealth): Find people in stealth mode on LinkedIn, and the ones who just came out of it — a signature capability, especially popular with VCs. - [Fortune & Forbes Lists](/search/fortune-forbes-lists): Filter searches by Fortune 500 or Forbes Global 2000 membership, or download a ranked edition with financials attached. - Enrichment - [Contact Reveal](/enrichment/contact-reveal): Reveal verified work emails, personal emails, and phone numbers for an already-identified person. - [Reverse Email Lookup](/enrichment/reverse-email-lookup): Turn an email address (or phone number) into the person behind it — LinkedIn profile, name, and full enriched identity. - [Kitchen Sink](/enrichment/kitchen-sink): Resolve a person or company from whatever partial data you already have — no need to know which field is "the right one." - Audiences & lists - [Exclusion lists](/audiences/exclusion-lists): Keep customers, competitors, and past contacts out of every search — free lists of companies or people that filter your results automatically. - Social media APIs - [Social media APIs](/social): Pull live profiles, posts, audiences, transcripts, and search across X, GitHub, YouTube, Instagram, TikTok, and Reddit — then turn a handle into a contactable person. - [X (Twitter)](/social/twitter): X profiles, keyword search, follower graphs, and tweet-level engagement — plus a synchronous handle-to-LinkedIn lookup that makes an X identity contactable. - [GitHub](/social/github): Match a GitHub username to a LinkedIn profile and work emails, or go the other way from a LinkedIn URL or a name to a GitHub account. - [YouTube](/social/youtube): YouTube channel stats, video metadata, timestamped transcripts, comments, and video search as structured API responses. - [Instagram](/social/instagram): Instagram creator and brand profiles, posts and Reels with engagement metrics, and post comments — plus finding someone's Instagram from their name or LinkedIn. - [TikTok](/social/tiktok): TikTok creator profiles, video catalogs and follower lists, spoken-word transcripts, keyword and hashtag search, trending feeds, and sound-based discovery. - [Reddit](/social/reddit): Reddit search across every subreddit, list posts by Hot/New/Top, and read threaded comments with their nested replies. - LinkedIn data - [Live Fetch](/linkedin/live-fetch): Fetch a LinkedIn profile or company as it stands right now, by whatever identifier you happen to hold. - [LinkedIn Activities](/linkedin/activities): Read public LinkedIn posts, comments, and reactions — by author, by post, or by keyword across the whole platform. - Monitoring & signals - [Tracker](/monitoring/tracker): Watch companies and people for the changes that matter — 52 rule types, refresh cadences from daily to quarterly, signals delivered by webhook and API. - [Webhooks & Notifications](/monitoring/webhooks): Get notified the moment background jobs finish — machine-readable webhooks for your systems, in-app notifications for your team. - Market intelligence - [Market Intelligence APIs](/market-intelligence): Hotels and vacation rentals, flight itineraries, and live financial instrument data — real-world market data beyond B2B profiles. - [Hotels API](/market-intelligence/hotels): Search hotels and vacation rentals the way you would on Google Hotels or Expedia — then open a property for rates, amenities, and booking offers. - Account - [API keys](/account/api-keys): Create a Fiber API key, pass it on every request, and manage sandbox keys, limits, and revocation from the dashboard or the API. - Build with Fiber - [Build with Fiber](/build): Connect Fiber through MCP, the REST API, TypeScript and Python SDKs, the AI plugin, or OpenFiber — then consume results with webhooks or polling. - [SDKs](/build/sdks): Official TypeScript and Python SDKs for the Fiber AI API — typed requests, typed responses, and credit costs on every call. - [MCP for AI agents](/build/mcp): Connect Fiber to Claude, ChatGPT, Cursor, Claude Code, Codex, VS Code, and Windsurf via Model Context Protocol (MCP) — search companies, enrich contacts, and check credits from your agent. - [Developing with AI Agents](/build/ai-agents): Wire Fiber AI into Claude Code, Cursor, Codex, OpenCode, and 40+ other agents — plugins, MCP servers, and skills that search and enrich for you.