Leon Klepfish

Founder at Callingly. Building AI salespeople for AI customers. Father of two hyper boys.

[Leon Klepfish @leonklepfish]

Anybody else have a really hard time writing emails in the morning, but can shoot them off no problem in the afternoon/evening?

[Leon Klepfish @leonklepfish]

Whenever I think of really superintelligent AI, I can’t help but remember Roadside Picnic.

[Leon Klepfish @leonklepfish]

@allTheYud It just needs unit tests for fiction

[Leon Klepfish @leonklepfish]

@DanielleMorrill Is this a common human strategy? Genuinely curious to find out more.

[Leon Klepfish @leonklepfish]

@arvidkahl @derrickreimer @JackEllis If Greptile says it’s 5/5 LGTM

[Leon Klepfish @leonklepfish]

I wonder if we were able to get an alien encyclopedia and add it to the AI’s training run if they would be able to understand it all.

[Noah @NoahKingJr]

when I say "we" in emails, this is who I mean:

[Leon Klepfish @leonklepfish]

It is shocking how identical all of this is to how I feel about coding with AI in 2026 https://t.co/JzrRUKAIhm

[Leon Klepfish @leonklepfish]

@CasJam How does Grok do its work in Claude?

[Leon Klepfish @leonklepfish]

@CasJam That’s awesome. I will have to watch that. I was randomly thinking about trying email to manage Claude this weekend.

[Leon Klepfish @leonklepfish]

@IanLandsman @DanielleMorrill First-principles thinking

[Leon Klepfish @leonklepfish]

Starting with where you are and just iterating on it gets you nowhere, slowly.

[Leon Klepfish @leonklepfish]

Have an ambitious vision of your product and build towards that.

[Leon Klepfish @leonklepfish]

There seem to be only two options: you either YOLO things and sometimes screw up or you get stuck in analysis paralysis forever and never do the thing.

It feels like there should be a middle ground, but I have not found one.

[Leon Klepfish @leonklepfish]

@doooyle I don’t know what they did but Opus 5.5 was step change from Opus 5. I just trust Opus 5.5 and can move so much faster with it

[will depue @willdepue]

im sorry but if claude doesn't refuse to work on your research project it's not cool enough. i don't make the rules

[Leon Klepfish @leonklepfish]

@CJHandmer When scientific journals first came out, they were probably the fastest and most reliable way to disseminate this kind of information.

But like everything else, time moves on, and now they are slow and antiquated.

[Leon Klepfish @leonklepfish]

Constraints are the spice of life.

[Leon Klepfish @leonklepfish]

Whenever I read sci-fi now I just can’t shake the feeling that “this is not going to happen”