Michael Rosenfield @_mrosenfield

Co-founder at @decipher_ai (YC W24) | Previously: product @google getdecipher.com San Francisco, CA Joined November 2010

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Michael Rosenfield @_mrosenfield

9 hours ago

Robots can be mean

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Michael Rosenfield @_mrosenfield

12 hours ago

Sooo what do people use Perplexity for? Genuine question… I’ve got 5 chat apps installed on my phone and having trouble knowing when to use what.

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Michael Rosenfield @_mrosenfield

12 hours ago

Pumped to share a demo of a new Decipher feature we've been working on! Type a prompt like “loading issue on the replay page” and we group matching sessions, show repro steps, and alert. No more escalations from customers. Proactive, smart observability so teams ship faster.

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Michael Rosenfield @_mrosenfield

a day ago

I'm filling out a form and got to this question... I've got to meet someone who checked the "NO" box.

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Michael Rosenfield @_mrosenfield

4 days ago

Don't scare me like that

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Michael Rosenfield @_mrosenfield

a week ago

Has anyone made a turnkey, reliable QA browser agent that — with zero work — looks for obvious bugs with every PR? And heavy emphasis on reliable!

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Michael Rosenfield @_mrosenfield

2 weeks ago

Claude Code is the sherlock homes of git blame. No one is safe.

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Michael Rosenfield @_mrosenfield

2 weeks ago

UX 101: If your product repeats the same text over and over again, your information hierarchy needs a redesign

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Michael Rosenfield @_mrosenfield

2 weeks ago

Yesterday it failed. Today, same code + prompts, new model and it works. Only old-world software parallels I can think of are generational jumps (think 3G→4G internet speed) that unlock features.