YCS23ยท OtherFlex
Stripe for HSA/FSA payments
ActiveChecked 16h ago
Founders
Not read from YC yet; the weekly run fills these in.
Same space
Competitors
Closest in what they build, same category.
Adjacent
Overlapping tags, a different niche.
PAYZES21Stripe for former Soviet Union countriesShared: fintechInactive
SlopeS21The B2B Payments PlatformShared: fintechActive
FintocW21Account-to-Account payments in Mexico and Chile.Shared: fintechActive
EmailioW14Email built for wellnessShared: health & wellnessActive
PaystackW16Modern payments infrastructure for AfricaShared: fintechAcquired
Also from S23
Batchmates in Summer 2023.
AccendS23AI agents for commercial underwriting at banks and fintechsActive
AgentCollectS23B2B debt collection powered by AI agentsActive
AlgunaS23AI-Native CPQ & Billing for Modern Pricing ModelsActive
Bretton AIS23AI-native operations for the banksActive
CampfireS23The AI Native ERP for the fastest growing companies.Active
CascaS23Make Banking MagicalActive
About Flex
Flex is a payment platform for businesses to accept HSA/FSA, unlocking the $150B per year sitting in HSA/FSA accounts.
Remote
Flex: questions
Which YC batch was Flex in?
Flex was in Y Combinator's Summer 2023 batch (S23).
Is Flex still active?
Y Combinator lists Flex as active.
Where is Flex based?
Flex lists Remote as its location on YC's directory.
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