Fiber AI API

Reach anyone on the planet with verified contacts. Fiber AI delivers the most accurate contact data, period.

Available Tools

• fiber_search_companies_from_text: Takes free-form text (e.g., 'Series A startups in USA with 50–200 employees') and returns a list of matching companies. The endpoint interprets natural language queries and applies structured filters such as industries, funding stages, headcount ranges, and locations to identify relevant companies. — $1.08/call
• fiber_find_person_by_email: Do a reverse lookup: given an email address, find someone's LinkedIn profile and personal details. Note: if you also have the person's name, company, etc., you'll get better results with the Kitchen Sink endpoint, where you can pass all the information you have. — $0.08/call
• fiber_kitchen_sink_company_lookup: Search for a company using a variety of parameters such as LinkedIn slug, LinkedIn URL, name, etc. Returns complete company data if found. — $0.02/call
• fiber_fetch_linkedin_profile_posts: Fetches recent posts from a LinkedIn profile. Returns a paginated feed of posts with optional cursor for pagination. Each page returns up to 50 posts. — $0.08/call
• fiber_fetch_linkedin_post_comments: Fetches paginated comments for a LinkedIn post. Each page contains up to 10 comments. — $0.08/call
• fiber_investor_search: Search for investors with flexible filtering capabilities — $3/call
• fiber_validate_a_single_email: Checks if a given email is likely to bounce using a waterfall of strategies. Works for catch-all email addresses, which are increasingly common yet hard for other APIs to validate. — $0.04/call
• fiber_company_search: Search for companies using filters — $0.02/call
• fiber_kitchen_sink_person_lookup: Search for a person using a variety of parameters such as LinkedIn slug, LinkedIn URL, or their current company information. Returns profile data for the person if found. — $0.02/call
• fiber_live_fetch_linkedin_company: Returns an enriched company with details for a given LinkedIn company identifier — $0.08/call
• fiber_convert_text_into_company_search_filters: Takes free-form text (e.g., 'Series A startups in USA with 50–200 employees') and converts it into a structured set of filters for company search. This endpoint helps transform natural language queries into standardized search parameters such as industries, funding stages, headcount ranges, locations, and more. — $0.08/call
• fiber_search_profiles_from_text: Takes free-form text (e.g., 'Software engineers in US with 5+ years of experience') and returns a list of matching profiles. The endpoint interprets natural language queries and applies structured filters such as job titles, seniority, skills, locations, past jobs, education, and languages to identify relevant people. — $1.08/call
• fiber_convert_text_into_profile_search_filters: Takes free-form text (e.g., 'Software engineers in US with 5+ years of experience') and converts it into a structured set of filters for profile search. This endpoint helps transform natural language queries into standardized search parameters such as job titles, skills, seniority, locations, past experiences, education, languages, and more. — $0.08/call
• fiber_people_search: Search for people using filters — $0.02/call
• fiber_live_fetch_linkedin_profile: Returns an enriched profile with details for a given LinkedIn profile identifier — $0.08/call
• fiber_job_postings_search: Search for job postings with flexible filtering capabilities — $1/call
• fiber_fetch_linkedin_post_reactions: Fetches paginated reactions of a specific type for a LinkedIn post. Each page contains up to 10 reactions. — $0.08/call

Quick Start

{
  "mcpServers": {
    "fiber": {
      "url": "https://fiber.mcp.xpay.sh/mcp?key=YOUR_XPAY_KEY"
    }
  }
}

Pricing

Pay per tool call from your XPay wallet. No subscriptions, no minimums.

Get an API key at xpay.tools.

Tools: 17 Category: General

When to Use

Use Fiber AI API tools when you need to reach anyone on the planet with verified contacts. fiber ai delivers the most accurate contact data, period.. All tools are available through xpay✦'s single MCP connection.

MCP Connection

{
  "mcpServers": {
    "xpay": {
      "url": "https://mcp.xpay.sh/mcp?key=YOUR_API_KEY"
    }
  }
}

For Claude Code:

claude mcp add --transport http xpay "https://mcp.xpay.sh/mcp?key=YOUR_API_KEY"

Available Tools

• Fiber Search Companies From Text — Takes free-form text (e.g., 'Series A startups in USA with 50–200 employees') and returns a list of matching companies. The endpoint interprets natural language queries and applies structured filters such as industries, funding stages, headcount ranges, and locations to identify relevant companies. — $1.08/call — SKILL.md
• Fiber Find Person By Email — Do a reverse lookup: given an email address, find someone's LinkedIn profile and personal details. Note: if you also have the person's name, company, etc., you'll get better results with the Kitchen Sink endpoint, where you can pass all the information you have. — $0.08/call — SKILL.md
• Fiber Kitchen Sink Company Lookup — Search for a company using a variety of parameters such as LinkedIn slug, LinkedIn URL, name, etc. Returns complete company data if found. — $0.02/call — SKILL.md
• Fiber Fetch Linkedin Profile Posts — Fetches recent posts from a LinkedIn profile. Returns a paginated feed of posts with optional cursor for pagination. Each page returns up to 50 posts. — $0.08/call — SKILL.md
• Fiber Fetch Linkedin Post Comments — Fetches paginated comments for a LinkedIn post. Each page contains up to 10 comments. — $0.08/call — SKILL.md
• Fiber Investor Search — Search for investors with flexible filtering capabilities — $3.00/call — SKILL.md
• Fiber Validate A Single Email — Checks if a given email is likely to bounce using a waterfall of strategies. Works for catch-all email addresses, which are increasingly common yet hard for other APIs to validate. — $0.04/call — SKILL.md
• Fiber Company Search — Search for companies using filters — $0.02/call — SKILL.md
• Fiber Kitchen Sink Person Lookup — Search for a person using a variety of parameters such as LinkedIn slug, LinkedIn URL, or their current company information. Returns profile data for the person if found. — $0.02/call — SKILL.md
• Fiber Live Fetch Linkedin Company — Returns an enriched company with details for a given LinkedIn company identifier — $0.08/call — SKILL.md
• Fiber Convert Text Into Company Search Filters — Takes free-form text (e.g., 'Series A startups in USA with 50–200 employees') and converts it into a structured set of filters for company search. This endpoint helps transform natural language queries into standardized search parameters such as industries, funding stages, headcount ranges, locations, and more. — $0.08/call — SKILL.md
• Fiber Search Profiles From Text — Takes free-form text (e.g., 'Software engineers in US with 5+ years of experience') and returns a list of matching profiles. The endpoint interprets natural language queries and applies structured filters such as job titles, seniority, skills, locations, past jobs, education, and languages to identify relevant people. — $1.08/call — SKILL.md
• Fiber Convert Text Into Profile Search Filters — Takes free-form text (e.g., 'Software engineers in US with 5+ years of experience') and converts it into a structured set of filters for profile search. This endpoint helps transform natural language queries into standardized search parameters such as job titles, skills, seniority, locations, past experiences, education, languages, and more. — $0.08/call — SKILL.md
• Fiber People Search — Search for people using filters — $0.02/call — SKILL.md
• Fiber Live Fetch Linkedin Profile — Returns an enriched profile with details for a given LinkedIn profile identifier — $0.08/call — SKILL.md
• Fiber Job Postings Search — Search for job postings with flexible filtering capabilities — $1.00/call — SKILL.md
• Fiber Fetch Linkedin Post Reactions — Fetches paginated reactions of a specific type for a LinkedIn post. Each page contains up to 10 reactions. — $0.08/call — SKILL.md

How to Execute

1. xpay_discover — Search for tools: xpay_discover("fiber")
2. xpay_details — Get input schema: xpay_details("fiber/TOOL_NAME")
3. xpay_run — Execute: xpay_run("fiber/TOOL_NAME", { ...inputs })
4. xpay_balance — Check credits

Links

• Provider page: https://xpay.tools/fiber/
• All providers: https://xpay.tools/explore
• Docs: https://docs.xpay.sh