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24 trending tweets • October 21, 2025 • Archived daily snapshot
Top Tech Twitter posts from October 21, 2025, ranked by engagement.
Claude Desktop is now generally available. New on Mac: Capture screenshots, click windows to share context, and press Caps Lock to talk to ...
Prediction: LLMs in their current form may not be able to do everything, but AI now has enough momentum that this won't matter. Beam engines...
browser company for $610m to Atlassian closing on the day openai announces their browers has to be a top five timed m&a event ever
> Codex, do X. *writes wrong code* > This is wrong because <reason>. Instead, do <solution>. *writes wrong code* > ?? Can you EXPLAIN wh...
10 am livestream today to launch a new product I'm quite excited about!
Looking to angel invest in a few more startups this year If you’re building something exciting and think I could be helpful, reach out — DM...
Prompting and evals will be everything Prompting is agency Evals is taste
I cherish any time I have an excuse to mock up ideas in Excalidraw, such a lovely tool.
The long way is actually the shortcut
Between this and the ChatGPT Atlas launch, we’re seeing a big push to “own” the consumer. IMO, Claude’s implementation of models is genera...
Today we’re excited to announce new funding for LangChain (at a $1.25B valuation) to allow us to build the platform for agent engineering. ...
BREAKING NEWS: @OpenAI built a browser. It launches today and it's amazing. We got our hands on it today @Every for early testing and her...
what model(s) are you using for: plan mode code mode
Tbh I never really got 10+ year timelines. To me they just mean that we need 1 or more breakthroughs and we just assume a decade is enough t...
Atlas. Interesting. Assume Chrome will also relaunch as a fully agentic browser soon. I think I'll probably switch to Atlas because I alr...
If you had to build a new business right now what would you do?
More non-engineers should be learning to use Claude Code. Two things stopping them: 1) it’s in a terminal and terminals are icky for busi...
OpenAI is trying to be everything all at once, and they might actually succeed
Those who don’t read, podcast
30-year-old indie hacker's worst nightmare: Seeing a 10-year-old successfully vibe-code their way to $10K MRR in a month.
I'll keep using the dashes — you're free to unfollow.
Meet @TrySpiral v3, our AI writing partner with taste. Built by @DannyAziz97 with help from @danshipper , it’s a ground-up rebuild inspired...
Meet the new Spiral: an AI writing partner with taste. It collaborates with you instead of just generating text. It understands what you’re...
people used to just reply to stuff now every post and reply is like a recruitment for a cult
Twitter trends by date use UTC day boundaries. This archive highlights the top Tech Twitter posts from October 21, 2025, ranked by weighted engagement across likes, reposts, replies, and bookmarks.