Ian Kar

Ian Kar

Creator
0 followers

Fintech Today cofounder; investor; product/fintech analysis

NYC Kids No Longer Fear the Subway
SocialApr 11, 2026

NYC Kids No Longer Fear the Subway

I'm sorry are kids in NYC excited about the subway nowadays? this shit used to be terrifying lol

By Ian Kar
Video Dominates Attention; Reconsider Your Skill Priorities
SocialApr 10, 2026

Video Dominates Attention; Reconsider Your Skill Priorities

sometimes i wonder if i should have learned more about video production than writing. not because writing is unimportant (the opposite actually) but attention has 1000% shifted to video for the majority of people

By Ian Kar
Ramp AI Leader Shares Top Advice for Builders
SocialApr 10, 2026

Ramp AI Leader Shares Top Advice for Builders

its obvious considering hes the head of applied ai at ramp but this guy has some fantastic advice for AI builders

By Ian Kar
Football Seen Through a Space Probe’s Lens
SocialApr 7, 2026

Football Seen Through a Space Probe’s Lens

Such an insane book idea and I love it. Football from the POV of a space probe

By Ian Kar
Can You Sue AI Over Tax Mistakes and Data Use?
SocialApr 5, 2026

Can You Sue AI Over Tax Mistakes and Data Use?

has anyone ever figured out if you can sue AI companies for messing up your taxes? and what are they doing with that data—it's pretty much the best personal financial data set one could have

By Ian Kar
Tips for Managing Multiple Claude Code Subscriptions
SocialApr 2, 2026

Tips for Managing Multiple Claude Code Subscriptions

is there any good content on how people manage organizing skills and MCP's etc across mutiple claude code subscriptions? thinking about getting a second only for work work stuff

By Ian Kar
Cybersecurity Reckoning Arrives Sooner—Early 2027
SocialMar 31, 2026

Cybersecurity Reckoning Arrives Sooner—Early 2027

Ok so the cybersecurity reckoning is happening a little faster than I expected (early 2027)

By Ian Kar
Excess Context Can Make AI Agents Less Effective
SocialMar 27, 2026

Excess Context Can Make AI Agents Less Effective

1m context is great until you realize your agent is way fucking stupider with all that context

By Ian Kar
Yeat Follows the Path I Expected for Harlow
SocialMar 27, 2026

Yeat Follows the Path I Expected for Harlow

Yeat’s on the trajectory I thought Jack Harlow was going to have. Anyway this album slaps

By Ian Kar
User Reports Sidebar Assistant Failure After Restart
SocialMar 26, 2026

User Reports Sidebar Assistant Failure After Restart

hello @perplexity_ai gang, any idea why the sidebar assistant isn't working? have restarted my computer and comet https://t.co/QhGiTOTnuy

By Ian Kar
Fewer Startup Ad Budgets Lower Auction Prices
SocialMar 22, 2026

Fewer Startup Ad Budgets Lower Auction Prices

yall realize if startups start spending less on paid marketing, the auction numbers get less competitive and anyone who actually does paid marketing can do it more cheaply if there are less players, right? no one says what they actually...

By Ian Kar
Apply Quant Trading Rigor to Paid Advertising
SocialMar 18, 2026

Apply Quant Trading Rigor to Paid Advertising

ive literally never thought about this before this is an extremely interesting way to think about ad spend: bringing the rigor of quant trading to paid ads

By Ian Kar
Weighing Claude Spend vs Perplexity’s Incredible Performance
SocialMar 18, 2026

Weighing Claude Spend vs Perplexity’s Incredible Performance

honestly debating about moving my claude code spend to Perplexity Computer. i dont think you get the same bang for you but Perplexity Computer has been incredible

By Ian Kar
Refine Prompts Manually for Better Claude Code Results
SocialMar 18, 2026

Refine Prompts Manually for Better Claude Code Results

the worst thing you can do is outsource prompt writing to an AI when you're in the middle of a Claude Code session the prompts aren't that strong or well done, which makes sense because prompt engineering takes some nuance my...

By Ian Kar
Top Non‑Stripe Payment Solutions for Quick EIN Setup
SocialMar 17, 2026

Top Non‑Stripe Payment Solutions for Quick EIN Setup

what are the best non-stripe options to accept payments? trying Square for online payments (can never do PayPal I'd rather use crypto) but any other for quick setup with an EIN?

By Ian Kar
Founders Prefer Employee Roles Over Bankruptcy Risks
SocialMar 17, 2026

Founders Prefer Employee Roles Over Bankruptcy Risks

"it's because we are attracting founders that actually want to be employees. They don't think and say 'if I don't pull this off, I'm going to become bankrupt. My life is over.'" incredibly based take

By Ian Kar
Switch to HTML Microsites, Reserve PDFs for Requests
SocialMar 16, 2026

Switch to HTML Microsites, Reserve PDFs for Requests

little @perplexity_ai computer hack: it seems to default towards making PDFs which take a little long. add a memory to make html/css microsites instead and only create PDF's when asked. speeds things up a lot

By Ian Kar
Disappointed with ONAA, Except for Its Car Chase
SocialMar 16, 2026

Disappointed with ONAA, Except for Its Car Chase

fine ill say it i really did not like ONAA as much as everyone else apparently (beside that insane car chase scene.)

By Ian Kar
AI Agents Make Personal Research Virtually Costless
SocialMar 15, 2026

AI Agents Make Personal Research Virtually Costless

Building experimental stuff nowadays is so worthwhile. The opportunity cost is near 0: you just have these agents run research and analysis and notify you when they're done. I know @karpathy's autoresearcher does this but feel like you can take...

By Ian Kar
Cash App Shifts From Underbanked Aid to Gambling Gateway
SocialMar 13, 2026

Cash App Shifts From Underbanked Aid to Gambling Gateway

cash app used to pride itself on helping the underbanked. now its... lets connect the underbanked to digital casinos i guess

By Ian Kar
Built AI-Powered Options Screener in 35 Minutes
SocialMar 12, 2026

Built AI-Powered Options Screener in 35 Minutes

holy shit, @perplexity_ai computer build an options screener with AI built in for my parents in 35 minutes

By Ian Kar
Dwarkesh and TBPN Deliver Top‑Tier Media Ad Reads
SocialMar 11, 2026

Dwarkesh and TBPN Deliver Top‑Tier Media Ad Reads

sizzling hot take: dwarkesh and @tbpn do the best ad reads in media. like all of media.

By Ian Kar
Perplexity API Becomes Full‑stack, Model‑agnostic Search Platform
SocialMar 11, 2026

Perplexity API Becomes Full‑stack, Model‑agnostic Search Platform

i've been saying this to whoever listens but the Perplexity API is an insanely great product. Sonar is probably the best web search API. And now it has a bunch more functionality. Excited to play around w/ it

By Ian Kar
Choosing Between Google's Embeddings 2 API and Memory Agent
SocialMar 11, 2026

Choosing Between Google's Embeddings 2 API and Memory Agent

not sure whats more interesting, Google's Embeddings 2 API or GCP's always on memory agent.

By Ian Kar
Stripe Pushes Risky In‑app Billing, Leads to Apple Bans
SocialMar 11, 2026

Stripe Pushes Risky In‑app Billing, Leads to Apple Bans

any idea why Stripe would try to convince devs to shoot themselves in the foot with app and move to in app billing? this only works for Epic, not everyone. fishy

By Ian Kar
Rate Limits Halt Hours of Claude Coding
SocialMar 11, 2026

Rate Limits Halt Hours of Claude Coding

ah ok we're back to "1 hour of work and i get rate limited" claude code

By Ian Kar
Closed AI Models Can't Run Locally on Personal GPUs
SocialMar 10, 2026

Closed AI Models Can't Run Locally on Personal GPUs

kinda a dumb question sorry but theres absolutely no way to run closed models on my own GPU right

By Ian Kar
AI Agents Need Locked, Capped Cards—Lithic Leads
SocialMar 5, 2026

AI Agents Need Locked, Capped Cards—Lithic Leads

giving ai agents specific cards that can be locked per merchant and have spending caps is an obvious payment solution. probably more obvious than stablecoins which have a ton of payment adoptions. @lithic is probably the only fintech platform company...

By Ian Kar
OpenAI Trails Anthropic, Mistral in Finance AI Race
SocialMar 5, 2026

OpenAI Trails Anthropic, Mistral in Finance AI Race

OpenAI is eons behind here, esp for financial modeling. Think they were in early on Rogo which may help (probably good acquisition opportunity tbh) but Anthropic has been crushing and Mistral is doing well with EU banks (mainly because of...

By Ian Kar
Seeking AI GRC Founder Connections After Impressive Vendor Meet
SocialMar 4, 2026

Seeking AI GRC Founder Connections After Impressive Vendor Meet

Looking to talk to more AI GRC platforms: 2 clients met with a vendor recently and were really impressed with the companies and space. Would love to meet some dope founders if anyone has recs

By Ian Kar