back to company universe
AI infrastructure

FileStack

Filestack helps 100,000 apps access, personalize and embed end user content, all in one API. Filestack handles all steps in a company's file journey while providing custom built machine learning models and enhanced upload reliability to deliver the ultimate content experience. We are culturally diverse with folks from Canada, IE, Poland, Ukraine, South Africa, India, Boston, Colorado, and North Carolina.

sources
1
Evidence entries preserved.
affiliations
1
Y Combinator
competitors
6
Mapped from High Signal graph features.
status
generated
D1 lookup
last updated
2026-07-15
16:41 UTC
source evidence
Why this company exists here

Y Combinator

yc-company-directory #835

Filestack helps 100,000 apps access, personalize and embed end user content, all in one API. Filestack handles all steps in a company's file journey while providing custom built machine learning models and enhanced upload reliability to deliver the ultimate content experience. We are culturally diverse with folks from Canada, IE, Poland, Ukraine, South Africa, India, Boston, Colorado, and North Carolina.

source
generated read
High Signal interpretation

FileStack is classified as AI infrastructure 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.

offline extraction
Product facets
APIFilestackcompany
mapping method
Similarity graph

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.

discovery cluster

Companies similar to FileStack

AI infrastructure · 6 peers

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.

Emobi

match 54

Emobi is a unified legal, financial, and technical infrastructure that delivers seamless, secure, and reliable EV charging across networks—powering apps, fleets, and automakers while maximizing charger utilization. Our secure, fully automated charging technology, JustPlug, works instantly with no special hardware, software, or setup, making EV charging effortless. With 122,000+ EV chargers integrated across the U.S. and Canada, Emobi is recognized as the largest EV charging ecosystem in North Am

shared product terms: deliver, apps, while, 000; shared product theme: developer infrastructure; shared affiliation: Y Combinator

PAX Markets

match 50

PAX is a new crypto CEX that delivers more 𝛼 with its in-silicon exchange and HFT technology. The PAX exchange integrated on-chip λ API provides deterministic nanosecond tick-to-trade latency. HFT λ traders experience non-adverse counterparty selection by pairing with free-tier traders who access PAX using our zero-cost & always rebated legacy API. Using our patented technology, PAX is building a new generation of exchange co-lo facilities that unite HFT with exchange and monetizing by vertical

shared extracted concepts: api; shared product terms: acces, api, deliver, experience; shared product theme: developer infrastructure; shared affiliation: Y Combinator

Stipop

match 48

Stipop is a monetization platform for character creators, or simply put, Patreon for character creators. We help independent character IP owners generate revenue directly from their audience with fun, dynamic features. Previously, Stipop was a sticker platform with 5,000 sticker creators, and 250K stickers and provided stickers to Canva, Teams, Google, and Adobe. We also provide sticker API and SDK to help chat apps improve revenue and user engagement. Stipop has been invested by Snap (through Y

shared extracted concept terms: api; shared product terms: 000, apps, api, provid; shared product theme: developer infrastructure; shared affiliation: Y Combinator

Guide Labs

match 45

At Guide labs, we build Interpretable foundation models and AI systems that can reliably explain their reasoning, and are easy to audit, steer and understand. We provide access to these models via our API.

shared extracted concepts: api; shared product terms: acces, api, model; shared product theme: developer infrastructure; same category: AI infrastructure; shared affiliation: Y Combinator

Terra API

match 42

Terra makes it easy to transfer health data. The unified API makes it easy to access data from health apps, wearables, sensors, and medical equipment through one source

shared extracted concepts: api; shared product terms: api, acces, apps; shared product theme: developer infrastructure; shared affiliation: Y Combinator

Atomic

match 42

With our API any company that holds consumer deposits (e.g. savings apps) can easily embed professionally managed investment accounts into their services.

shared extracted concepts: api; shared product terms: api, apps, embed; shared product theme: developer infrastructure; shared affiliation: Y Combinator