Fiber AI
Fiber AI is the freshest data APIs for AI sales, recruiting, & growth products, with the freshest data on 40M+ companies, 850M+ people, and 30M+ jobs. You can search live company, people, and jobs data via APIs and webhooks for 10x cheaper than People Data Labs, Explorium, Cognism, CoreSignal, and others. We have verified emails and phone numbers for 4x cheaper than Clay, Apollo, and ZoomInfo. We've helped enterprises like HubSpot, Agent AI, Ramp, and Docusign, as well as fast-growing startups l
Y Combinator
yc-company-directory #2494Fiber AI is the freshest data APIs for AI sales, recruiting, & growth products, with the freshest data on 40M+ companies, 850M+ people, and 30M+ jobs. You can search live company, people, and jobs data via APIs and webhooks for 10x cheaper than People Data Labs, Explorium, Cognism, CoreSignal, and others. We have verified emails and phone numbers for 4x cheaper than Clay, Apollo, and ZoomInfo. We've helped enterprises like HubSpot, Agent AI, Ramp, and Docusign, as well as fast-growing startups l
sourceFiber AI is classified as AI agents from source descriptions and fund-directory context. Similar companies below are ranked from offline product facets and meaningful description overlap; category and source affiliation can only strengthen an existing product match. For lookup-created rows, the profile starts as pending enrichment until deeper source collection runs.
Local clusters rerank extracted product concepts and description terms. The generated graph remains the fallback for sparse descriptions: offline reciprocal product-similarity graph: extracted concepts + description terms + bounded category/affiliation boosts. Minimum fallback score: 0; max competitors: 6.
Companies similar to Fiber AI
A deterministic local cluster built from offline product facets and meaningful description terms. Category and selected-institution affiliation provide bounded tie-breaks. Open any peer to continue exploring its cluster.
Crustdata
match 65Crustdata provides live company and people data via APIs and full dataset delivery. We make hard to get data easy to use at scale. Customers use us to build their AI agent platforms and applications over our trusted data. We power builders of: -AI SDRs -AI sales platofmrs -AI recruiting platforms -AI investment/due diligence platforms -Internal sales or marketing platforms We serve use cases like: automatic pipeline building, pipeline prioritization, champion watching, company and people trigger
shared product terms: live, people, via, apis; shared product theme: sales and marketing; same category: AI agents; shared affiliation: Y Combinator
Juicebox
match 62Juicebox is on a mission to help teams win the talent war. In the age of AI, human ingenuity is the ultimate scarce resource. Recruiting is a zero-sum game where you either compete or lose. Teams at Ramp, Perplexity, and leading AI labs use Juicebox to power their hiring, alongside 3,000+ customers from early-stage startups to Fortune 500 companies. We’ve crossed $10M in ARR with 20%+ monthly growth, powering thousands of searches every day and making Juicebox one of the fastest-growing AI SaaS
shared product terms: recruit, growth, companie, labs; shared product theme: sales and marketing; shared affiliation: Y Combinator
Legacy
match 49**TL;DR:** Legacy (YC S19) is a startup focused on the fast-growing field of fertility and family planning. Founded at Harvard, the company has now raised $40M from leading investors like FirstMark Capital, Bain Capital Ventures, Section 32, Tribe Capital, and even celebrities like Justin Bieber, The Weeknd, and others. **What we're doing** We aim to change the outdated view that fertility is a "women's issue" by creating an accessible, affordable product for men & people with sperm. This includ
shared product terms: 40m, people, other, like; shared affiliation: Y Combinator
Contrario
match 44Contrario is an AI recruiting and hiring platform on a mission to help companies build generational teams. In the age of AI, the best teams are still built by the best people. Recruiting has become a zero-sum game where speed and quality decide who wins. Contrario is a network of expert recruiters supercharged by vertical AI agents purpose-built for hiring. Teams at Wispr Flow, Listen Labs, Slash, and 200+ of the fastest-growing companies use Contrario to power their hiring. In under six months,
shared product terms: recruit, companie, people, labs; same category: AI agents; shared affiliation: Y Combinator
Bella
match 24The World's First AI Sales Agent for LinkedIn & Email
shared product terms: sale, email; shared product theme: sales and marketing; same category: AI agents
PhoneSys
match 22The Phone System for Sales Teams.
shared product terms: phone, sale; shared product theme: sales and marketing; shared affiliation: Y Combinator