Timothy Luong (Chongz) (@chongz) / X

Timothy Luong (Chongz)

2,389 posts

Timothy Luong (Chongz)

@chongz

Head of Poker @cartesia | Class Clown @ Scale Angels Fund | Ex @Airbnb 🏠 @AmazonLab126 🤖 @scale_AI 👽

San Francisco

open.substack.com/pub/chongz

Joined March 2014

Pinned
Timothy Luong (Chongz)
@chongz
Mar 11, 2025
Positively pumped 🫨to announce that @cartesia raised a $64M Series A lead by @buckymoore at @kleinerperkins! - Our latest all-around audio model, Sonic 2.0 has a 90ms TTFA with improved transcript following for the toughest transcripts 🚄 - Our extreme low latency model,
00:00
48K
Timothy Luong (Chongz)
@chongz
Jun 11, 2024
Avthar
@avthar
Jun 11, 2024
PGVECTOR IS NOW FASTER THAN PINECONE. And 75% cheaper thanks to a new open-source extension – introducing pgvectorscale. 🐘 What is pgvectorscale? Pgvectorscale is an open-source PostgreSQL extension that builds on pgvector, enabling greater performance and scalability (keep
242K
Timothy Luong (Chongz)
@chongz
Mar 7, 2022
"We have a generation that's only existed in an upmarket" -@Jason It's been a while since we've had to build startups in a bear market, so here are some things to keep in mind. Highlights include @DavidSacks's burn multiple and @paulg's default alive.
Building Startups in a Bear Market 🐻
From link.medium.com
Timothy Luong (Chongz)
@chongz
Oct 28, 2025
This Claude + Slack + Sonic 3 setup saves me 2 hours daily. I'm an engineer at @cartesia ($100M raised) and here's how it works: → Claude pulls updates from my Slack channels → summarizes everything → Sonic 3 converts to natural voice → sends audio briefing to my DMs
00:00
54K
Timothy Luong (Chongz)
@chongz
Mar 10, 2023
Replying to @theallinpod
Producer Nick finalizing the docket this morning
GIF
9.2K
Timothy Luong (Chongz)
@chongz
Nov 13, 2025
Not to knock a clearly exceptional company, but it hasn’t even been 4 months since Figma IPO’d and it’s back at $20B. Does this not suggest that it’s not that the $FIG IPO was incorrectly priced, but rather the market is incredibly inefficient?
45K
Timothy Luong (Chongz)
@chongz
Oct 15, 2025
Replying to @kimberlywtan
You and @sophia_luo_
10K
Timothy Luong (Chongz)
@chongz
Jun 14, 2025
We ran weekly poker at Scale for 2 years until we got shut down due to optics. @russelljkaplan mentioned to @alexandr_wang that the game had been shut down, and Alex responded "that's dumb, we should bring it back." We had 4 tables the next week. Alex's been my 🐐 ever since
Alexandr Wang
@alexandr_wang
Jun 13, 2025
My note to Scale employees today—
21K
Timothy Luong (Chongz)
@chongz
Jul 24, 2025
Replying to @premqnair
Real ones know how insane of a pickup this is for @cognition_labs, looking forward to more Devin launches 😮‍💨
14K
Timothy Luong (Chongz)
@chongz
Apr 13, 2022
Replying to @HarryStebbings and @domm
Hey Harry, huge fan of you and the pod! I was quite excited for this episode but candidly I'm pretty let down. I came away from this episode with no new information about Fast. It feels as though you gave Domm a platform for 29 minutes to blame everyone but himself 😕
Timothy Luong (Chongz)
@chongz
May 30, 2024
Replying to @jnnnthnn
Uber used to do a similar thing in app based on how frequently u we’re going to and from certain tech campuses 😮‍💨
5.5K
Timothy Luong (Chongz)
@chongz
Apr 19, 2025
There are “all-hands meetings” and there are “@_albertgu lectures (rants?) on generative modeling”, and if you join @cartesia they start looking awfully similar 🫨
3.3K
Timothy Luong (Chongz)
@chongz
Oct 31, 2025
When the lads provide alpha, but it’s not a punt for once 🤯
7.8K
Timothy Luong (Chongz)
@chongz
Dec 12, 2024
💰S e e d R o u n d 💰 @cartesia has raised $27M led by @IndexVentures in order to push the frontier of Real-Time Intelligence using State Space Models 🐍 With industry leading 90ms latency and over 15 different languages, Sonic is perfect for voice agents.... and memes 👀
00:00
Cartesia
@cartesia
Dec 12, 2024
We've raised $27M from Index Ventures, Lightspeed, Factory, Conviction, SVA, General Catalyst, A* and our wonderful angels. Cartesia's audio models power the next generation of voice agents, digital media, and assistants across startups and large enterprises. Our mission is to
3K