Sherwood (@shcallaway) / X

Sherwood

5,640 posts

Sherwood

@shcallaway

Founder @sazabi ◆ Infra Scout @a16z ◆ Early Eng @brexHQ ◆ 2x @ycombinator

github.com/shcallaway

Joined May 2017

Pinned
Sherwood
@shcallaway
Feb 4
Introducing: Sazabi (@sazabi). The AI-native observability platform for fast moving engineering teams. Backed by engineering leaders from the world's top AI and dev tool companies: Graphite, Vercel, Browserbase, LangChain, Browserbase, and more. Sazabi is taking a radically
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115K
Sherwood
@shcallaway
Sep 29, 2025
May I suggest a tagline? "You can feel the diff" @withgraphite
174K
Sherwood
@shcallaway
Aug 4, 2025
I got into YC S21 by accident and ended up working on the wrong thing for 3+ years. AMA
Tom Blomfield
@t_blom
Aug 4, 2025
Today is the deadline for the YC fall batch. It takes 30 minutes to write an application and could change the next 10 years of your life.
411K
Sherwood
@shcallaway
Oct 6, 2025
Here is a photo of me at OpenAI DevDay so you know I’m important @OpenAIDevs
78K
Sherwood
@shcallaway
Jun 4, 2025
IMO, @langchain's Agent Protocol, which defines the spec for a server that hosts AI agents, is one of the most important protocols in AI today (even though no one talks about it).
github.com
GitHub - langchain-ai/agent-protocol
Contribute to langchain-ai/agent-protocol development by creating an account on GitHub.
13K
Sherwood
@shcallaway
Mar 15, 2025
Replying to @fekdaoui and @sama
I got hacked this way in Runescape when I was 11. Lost my mithril helmet… Never fully healed.
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Sherwood
@shcallaway
Oct 12, 2025
Waterloo interns arriving in SF for their spring/summer co-op 🍁🇨🇦
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Sherwood
@shcallaway
Aug 5, 2025
Replying to @aaemartins
1. Build for yourself 2. Do it with people you love 3. Timing is everything 4. Momentum is everything 5. Spend money to move fast
20K
Sherwood
@shcallaway
Mar 11, 2025
Replying to @Austen
I highly doubt that Linus doesn’t understand the technology or the promise of LLMs. I assume he’s referring to the investor frenzy and the fact that AI won’t completely transform our society over night - it will take years.
5.2K
Sherwood
@shcallaway
Aug 12, 2025
Replying to @shadcn
I created a Google Sheet w/ as many rules and config files as I could find... It was big docs.google.com/spreadsheets/d…
15K
Sherwood
@shcallaway
Nov 10, 2025
A few things people forget about MCP: 1- It was released ~3 months before Claude Code, so the idea of agents that can basically do anything via bash wasn't popular or well-understood 2- It was (for a while) the only way to add third-party tools to desktop AI clients (notably
Peyton Casper
@peytoncasper
Nov 9, 2025
i am now calling the bottom on mcp and closing my position
21K
Sherwood
@shcallaway
Aug 5, 2025
Replying to @zmzlois
TLDR: 1. I wanted to start something badly 2. I came up w/ an idea in a space I knew nothing about (healthcare) 3. My co-founder and I applied for YC "as an exercise" 4. To our surprise, we got in There's a lot that happened afterwards too but I'll save it for a coffee chat
12K
Sherwood
@shcallaway
Oct 3, 2025
Good article about @TigerBeetleDB, a new-ish distributed OTLP database... I enjoyed how the author dives into the history of SQL and transactional databases. I also enjoyed the discussion of various decision-points you'd encounter if - for some reason - you decided to build a
Why TigerBeetle is the most interesting database in the world | Amplify Partners
From amplifypartners.com
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Sherwood
@shcallaway
Aug 6, 2025
Replying to @andruyeung
If you think the tech bros care, you are mistaken
2.3K