Fiber
Fiber provides AI-powered people and company search, enrichment, contact discovery, and data validation APIs.
What agents can do
Actions247
Add companies to exclusion list
Free persistent-state operation: Add companies to a company exclusion list.
Add profiles to list
Billable operation: Add profiles to the job change list whose job changes you want to track.
Add prospects to exclusion list
Free persistent-state operation: Add prospects to a prospect exclusion list.
Add tracker companies
Free persistent-state operation: Add companies to a company tracker list.
Add tracker people
Free persistent-state operation: Add people to a person tracker list.
Blue collar jobs search
Billable operation: Search blue collar and trade job postings.
Blue collar resolve company
Billable operation: Resolve a company to the identifier used for searching their blue collar job listings on boards such as Indeed.
Booking property
Billable operation: Retrieves full details for a single Booking.com property, including amenities, photos, scores, and house rules.
52 moreFewer
Booking search
Billable operation: Searches Booking.com stays for a destination and returns matching properties with rates, ratings, and availability.
Build audience
Billable asynchronous trigger: Triggers the audience building process.
Bulk company logos
Billable operation: Get logo URLs for a list of companies.
Bulk enrich companies
Billable and privacy-sensitive: enrich 1-50 known companies in one request.
Bulk enrich people
Billable and privacy-sensitive: enrich 1-50 known people in one request.
Bulk profile pic
Billable operation: Get profile pics for a list of profiles.
Cancel batch contact reveal
Irreversibly stop pending work in an existing batch contact-reveal task.
Check google maps results
Read-only asynchronous status check: Check readiness and progress for a Google Maps search started by FIBER_START_GOOGLE_MAPS_SEARCH.
Company live enrich
Billable operation: Returns an enriched company with details for a given LinkedIn company identifier.
Company logo
Billable operation: Get the logo for a single company.
Company posts live fetch
Billable operation: Fetches recent posts from a LinkedIn company page.
Company typeahead
Billable operation: Search for companies, schools/universities, and investors by name.
Count company search results
Billable and privacy-sensitive: count companies matching Fiber's structured filters without returning company records.
Count job postings
Billable and privacy-sensitive: count Fiber job postings matching structured filters without returning postings.
Count people and companies
Billable and privacy-sensitive: count companies and people together, with people scoped to companies matching the company filters.
Count people search results
Billable and privacy-sensitive: count people matching Fiber's structured filters without returning profiles.
Create audience
Free persistent-state operation: Creates a new audience in DRAFT status.
Create company exclusion list
Free persistent-state operation: Create a company exclusion list.
Create company exclusion list from audience
Free persistent-state operation: This endpoint creates a new company exclusion list by extracting all companies from a specified audience.
Create job change list
Free persistent-state operation: Create a new job changes list to monitor when tracked prospects change jobs.
Create prospect exclusion list
Free persistent-state operation: Create a prospect exclusion list.
Create prospect exclusion list from audience
Free persistent-state operation: Create a prospect exclusion list from an audience's prospects.
Create sandbox api key
Free persistent-state operation: Create a sandbox API key (`sk_test_...`) for local development, CI, and integration tests.
Create saved search
Billable operation: Create a new saved search.
Create tracker company list
Free persistent-state operation: Create a new company tracker list.
Create tracker person list
Free persistent-state operation: Create a new person tracker list.
Create webhook endpoint
Free persistent-state operation: Create a webhook endpoint that receives event payloads at the URL you provide.
Delete audience
Destructive or state-removing change: Archives an audience by hiding it from the user.
Delete company exclusion list
Destructive or state-removing change: Delete a company exclusion list.
Delete job change list
Destructive or state-removing change: Deletes a job changes list.
Delete profiles from job change list
Destructive or state-removing change: Remove profiles from a job changes tracking list.
Delete prospect exclusion list
Destructive or state-removing change: Delete a prospect exclusion list.
Delete tracker company list
Destructive or state-removing change: Archive a company tracker list.
Delete tracker person list
Destructive or state-removing change: Archive a person tracker list.
Delete webhook endpoint
Destructive or state-removing change: Delete a webhook endpoint.
Domain lookup polling
Read-only asynchronous poll: Poll for the results of a domain lookup task.
Domain lookup trigger
Billable asynchronous trigger: Use our AI agent to find a company's domain and email domains using a variety of parameters such as company name, country, state, city, address, other context, and…
Download api requests
Free read: Download the API requests your organization has made, newest first, with the parameters you sent and how each call turned out.
Enrich company
Billable and privacy-sensitive: match a company from flexible LinkedIn, name, domain, and location hints and return configurable enrichment details.
Enrich person
Billable and privacy-sensitive: match a person from flexible LinkedIn, email, name, company, role, location, or school hints and return configurable detailed education and work history.
Estimate enrichment cost
Free read: Estimates the credit cost for an audience enrichment run before triggering it.
Export companies
External-effect operation: Triggers CSV export of companies in an audience.
Export prospects
External-effect operation: Triggers CSV export of prospects (people) in an audience.
Fetch real estate listings
Billable operation: Fetches real estate listings by location and optional filters such as listing status, price ranges, home types, and property features.
Financial instrument lookup
Billable operation: Returns live market data for a stock, index, currency pair, or fund, including the headline quote, price movement, company facts, financial statements, related news, and a price…
Find work email
Billable and highly privacy-sensitive: find at most one work email from a person's name and company without requiring LinkedIn.
Flight booking options
Billable operation: Retrieves booking options (providers, fares, booking links, and available cabin classes) for a single itinerary selected from a flight search.
Flight deals
Billable operation: Returns cheap round-trip flight deals from a given departure location, ranked by how much cheaper they are than usual.
Flight search
Billable operation: Searches flight itineraries between cities of interest and returns trips, fares, timing, etc.
Get accelerators
Free read: Get a list of all accelerators with their metadata, total company counts, and statistics broken down by batch and year.
Get all api keys
Free read: List all API keys for your organization, including each key's name, prefix, expiration, and per-key credit usage.
Get audience companies
Free read: Gets the companies in an audience with pagination.
And 187 more in Definable.
How it connects
You paste an API key from Fiber on a page Composio hosts, so the key never passes through Definable.
Keep the connection to yourself or share it with your workspace. Any action that writes or sends can wait for your approval.
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