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bkrausz

HN member
Joined
Sun, Jun 10, 2007, 7:31 AM UTC
HN karma
2,954
Public activity
486 items

About bkrausz

Currently working on API tooling at Stainless. Come work on Claude with me: https://stainless.com/jobs

Previously built much of Claude.ai / the API at Anthropic and much of Connect at Stripe. Ex-cofounder of GazeHawk (YC S10), acquired by Facebook, and Kenchi (2020).

briankrausz (a) gmail (.) com

Recent public activity

  1. comment
    Comment #46860331

    Stainless | Engineers, EMs, GTM, Former Founders | NYC & SF (onsite) | Full-time When you npm install openai or pip install anthropic, you’re pulling code generated by Stainless. W…

  2. comment
    Comment #46113062

    Stainless | Engineers, EMs, GTM, Former Founders | NYC & SF (onsite) | Full-time When you npm install openai or pip install anthropic, you’re pulling code generated by Stainless. W…

  3. comment
    Comment #45803333

    Stainless | Engineers, EMs, GTM, Former Founders | NYC & SF (onsite) | Full-time When you npm install openai or pip install anthropic, you’re pulling code generated by Stainless. W…

  4. comment
    Comment #44763150

    Stainless | Engineers, EMs, GTM, Former Founders | NYC & SF (onsite) | Full-time When you npm install openai or pip install anthropic, you’re pulling code generated by Stainless. W…

  5. comment
    Comment #39708432

    In lieu of an official comment: the fraud detection that we run on account signup was overly aggressive, especially in response to the massive attention we've seen/new shapes of at…

  6. comment
    Comment #39708411

    We haven't seen any issues in the last day+ with SMS delivery. Sometimes Twilio will blackhole a phone number if they suspect abuse, but not sure if that's the case here. If you wa…

  7. comment
    Comment #39592924

    Claude.ai is not currently available in the EU...we should have prevented you from signing up in the first place though (unless you're using a VPN...) Sorry about that, we really w…

  8. comment
    Comment #38562784

    (I work on product at Anthropic) Sorry to hear about that! It sounds like you might have been using an unpinned model version, e.g. `claude-2`, which is designed to automatically g…

  9. comment
    Comment #36688321

    We changed our naming to remove the v going forward: claude-2 should work https://docs.anthropic.com/claude/reference/selecting-a-mode...

  10. comment
    Comment #36687092

    Can you contact support via https://support.anthropic.com/en/ (button in the bottom right) and mention bkrausz: that'll capture some browser information and I can dig into it from …

  11. comment
    Comment #36684163

    Send an email to support@anthropic.com and mention my username...I'll see what I can do :)

  12. comment
    Comment #36682809

    We had a bug we fixed shortly after launch with how we were sending prompts to Claude that was causing worse output. I retried your prompt and it's acting much better now.

  13. comment
    Comment #28741989

    Kenchi | San Francisco / Remote (North American Timezones) | https://kenchi.com/jobs Brian and Michael here! We're 2 ex-Stripe engineers (and previously Facebook and YC). We starte…

  14. comment
    Comment #28384337

    Kenchi | San Francisco / Remote (North American Timezones) | https://kenchi.com/jobs Brian and Michael here! We're 2 ex-Stripe engineers (and previously Facebook and YC). We starte…

  15. comment
    Comment #27835595

    Don’t fully thank me, I was also the architect of the Transfers API to Connect transition :). There’s a lot I would have done differently there were I doing it again, though much o…

  16. comment
    Comment #27827702

    Hi Basta! Can confirm both that he works at Stripe and is right. Years ago there wasn't even a Kafka portion, that's newer.

  17. comment
    Comment #27827375

    When designing something like this as a service, the biggest question is what other developers will find easy to use. Every cheap host supports inbound HTTP requests, and most web …

  18. comment
    Comment #27824944

    I was responsible for Stripe's API abstractions, including webhooks and /events, for a number of years. Some interesting tidbits: Many large customers eventually had some issue wit…

  19. comment
    Comment #27705678

    Kenchi | San Francisco / Remote (North American Timezones) | https://kenchi.com/jobs Brian and Michael here! We're 2 ex-Stripe engineers (and previously Facebook and YC). We starte…

  20. comment
    Comment #27358954

    Kenchi | San Francisco / Remote (North American Timezones) | https://kenchi.com/jobs Brian, Michael, and Kevin here! We're 3 ex-Stripe engineers (and previously Facebook and YC). W…

  21. comment
    Comment #15022329

    I built a lot of the new system at Stripe: the old system would set a flag that was globally accessible inside of an API request. This meant that it was impossible to scope down wh…

  22. comment
    Comment #12534401

    > does this mean we would instantly know if a transfer has failed? Within 30 minutes in the worst case. Most failures we would be able to communicate synchronously, such as if the …

  23. comment
    Comment #12533819

    With managed accounts the platform owns ultimate liability. This is because with managed accounts we agree not to contact the account holder directly under normal circumstances, so…

  24. comment
    Comment #12533777

    Yup, we saw a lot of platforms looking for a completely customized experience, so we built managed accounts as a way for them to have complete control over the UX. We're currently …

  25. comment
    Comment #12533669

    @devbug I work at Stripe. nope—neither, we’ve worked with Visa and Mastercard to get funds on to debit cards instantly. This isn’t a refund or a loan. Without getting too into the …