Nyne.ai offers a portfolio of company-focused APIs that help you discover, enrich, and evaluate businesses. Use these endpoints to power B2B prospecting, partner research, compliance workflows, and market intelligence.

Company Search API

Find companies by industry, location, size, or keywords. Get a list of businesses that match your criteria with their details and contact information.
  • Search by industry or location
  • Filter by company size
  • Keyword matching
  • Get company details for each match
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/search

Company Enrichment API

Look up company information using a domain name or company name. Get company size, industry, location, employee count, and funding history.
  • Input: domain or company name
  • Get: industry, size, location
  • Employee count and growth
  • Funding and social links
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/enrichment

Company CheckSeller API

Check if a company sells a specific product or provides a specific service. Find out if a business offers what you are looking for.
  • Ask: "Does company X sell Y?"
  • Get: yes/no with evidence
  • Confidence score included
  • AI-powered verification
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/checkseller

Company Feature Checker API

Check if a company website uses a specific technology, library, or feature. Find out if they use React, Stripe, Google Analytics, and more.
  • Ask: "Does website use X?"
  • Technology stack detection
  • Security badges and certifications
  • JavaScript library detection
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/checkfeature

Company Needs API

Discover what challenges and problems a company is facing based on their public filings. Understand their needs for better sales targeting.
  • Pain points and challenges
  • Strategic initiatives
  • Based on SEC filings
  • AI-summarized insights
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/needs

Company Funding API

Look up a company's funding history including all rounds, investors, amounts raised, and valuations. Track startup funding and investment activity.
  • All funding rounds listed
  • Investors in each round
  • Amounts and valuations
  • Acquisition data if applicable
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/funding

Investor Lookup API

Look up information about VC funds, investment firms, and angel investors. Get fund size, partners, investment focus, and typical check sizes.
  • Fund size and partners
  • Investment focus areas
  • Typical check sizes
  • Portfolio companies
View API Docs Open Playground
Endpoint: https://api.nyne.ai/company/funders

Looking for Person Data?

Explore the Person API suite for enrichment, search, events, and newsfeed endpoints focused on individual contacts.

Try Without Code

Want to try our Company APIs without writing code? Use our EZ Tools for a no-code interface.