Theo - t3․gg - Videos
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Watch this if you use shadcn/ui
Has Radix become a liability? Shadcn is heavily based on Radix, so there's a lot of important stuff to go over here... Thank you Mobbin for sponsoring! Check them out at: https://soydev.link/mobbi...
Is AI making us dumb? Breaking down the MIT study
Is AI really making us dumber? MIT ran a study to find out, and the results are not what you might expect... Thank you WorkOS for sponsoring! Check them out at: https://soydev.link/workos SOURCE ...
Is Sam Altman evil? The OpenAI Files are wild
The "OpenAI Files" sound really bad, until you look into them. Most of these are total nonsense, and I wanted to break down why... Thank you Ragie AI for sponsoring! https://soydev.link/ragie SOU...
"Vibe Coding" Is A Stupid Trend
The term "vibe coding" has been everywhere lately, but I'm not sure it even really means anything... Thank you Frontend Masters for sponsoring! Check them out at: https://soydev.link/masters SOUR...
I like putting SQL in React
Why would you ever make an endpoint for something as simple as creating a table in your database? I can defend this... Thank you Sevalla for sponsoring! Check them out at: https://soydev.link/seva...
“Just Use HTML”
Just f-ing use HTML. I've been wanting to talk about this one for a while... Thank you Convex for sponsoring! Check them out at: https://soydev.link/convex SOURCES https://motherfuckingwebsite.co...
OpenAI’s privacy disaster (it isn’t their fault)
OpenAI is now forced to keep all of the data you put into it. This really sucks... Thank you G2i for sponsoring! Check them out at: https://soydev.link/g2i Use code THANKS-NYT for 1 month of T3 C...
Why the internet went down for 2.5 hours yesterday
Google, Discord, Spotify, AWS, and so many more just went down. What the hell happened? Thank you Posthog for sponsoring! Check them out at: https://soydev.link/posthog Use code BLAME-THEO for 1 ...
OpenAI is back on top
o3-pro is here. It's an absurdly powerful model, with absurdly long reasoning times. Oh and they cut the price of o3 by 80%. Thank you Firecrawl for sponsoring! Check them out at: https://soydev.l...
WWDC was weird.
Apple had a wild WWDC this year. From the liquid glass, to web gpu, to all the games stuff, and even their own docker alternative, this was a very interesting year. Thank you Mobbin for sponsoring...
Why Tech Companies Are Moving Off React
"CTOs are secretly moving away from React". I knew I had to talk about this one. There's a lot of good info here, but also a ton of nuance missing and frankly a lot of these company's moves seem mi...
It’s time to embrace the AI
I used to be a massive AI skeptic, but I've really come around. From falling in love with Cursor, building T3 Chat, and everything else I talk about on this channel, AI has changed the way I build ...
What everyone missed about Builder.ai
AI companies are exploding, raising billions of dollars and gaining millions of users. Builder ai looked like one of these, except for the massive amounts of fraud. We've got a lot to cover here......
Cursor 1.0: Moving Past The Fork
Cursor 1.0 just dropped. Bugbot, background agents, and more, this is a very interesting release... Thank you G2i for sponsoring! Check them out at: https://soydev.link/g2i SOURCE https://www.cur...
My biggest failure to date
We just had our first major outage with T3 Chat. I want to be super clear: T3 Chat downtime is not acceptable. We're doing everything we can to make sure this does not happen again, and I want to b...
Are junior devs screwed?
Getting a job as a junior dev is really hard especially with all of the AI stuff happening right now. We need to talk about it... Thank you Frontend Masters for sponsoring! Check them out at: http...
Is Claude 4 a snitch? I made a benchmark to figure it out
Everyone's concerned that Claude will rat you out. It's not that simple. I wanted to go as out of my way as possible to correct this, and explain what's really going on here. Thank you Firecrawl f...
Why good engineers keep burning out
This video is a little different (and also very old lol). Change is something we all handle differently, and I wanted to talk about it... Use code CHANGE-ENERGY for 1 month of T3 Chat for just $1:...
Remix is ditching React (and I think that's a good thing)
Remix is back in a very interesting way. Remix V3 will not be built on React and I'm very excited to see where this goes. Thank you Clerk for sponsoring! Check them out at: https://soydev.link/cle...
It’s actually over now
I really wish I had been wrong about this, but Arc is officially dead now. Thank you WorkOS for sponsoring! Check them out at: https://soydev.link/workos SOURCE https://browsercompany.substack.co...
What nobody tells you about captchas
I've been through it trying to secure T3 Chat. From Cloudflare Turnstile, to Recaptcha v3, and now finally hCaptcha, this has been a brutal journey... Thank you Bolt for sponsoring! Check them out...
Is PHP the new JS?
PHP is the new JavaScript? With Laravel growing and raising a ton of money, it seems like there's a lot to talk about here... Thank you Sevalla for sponsoring! Check them out at: https://soydev.li...
Microsoft’s new vim alternative is written in Rust???
Microsoft just dropped Edit (written in Rust btw). This is a really weird project that I initially didn't get, but it ended up surprising me... Thank you Coderabbit for sponsoring! Check them out ...
I was wrong - AI video is nuts (don't sleep on Veo 3)
I severely underestimated Google's Veo 3 model. The output quality is insane, we need to talk about this... Thank you Imagekit for sponsoring! Check them out at: https://soydev.link/imagekit Use ...
Vercel put out a model (it's really good at frontend)
The race to make the best AI model for programming just got even more insane with Vercel dropping their first model... Use code CMON-THEO for 1 month of T3 Chat for $1: https://soydev.link/chat (O...