Brex

“And so what we do there is we try to adopt some of the state of the art for multi-turn evals where we will we'll basically have a, an agent embody the user and like, you know, have basically the end user agent is given an objective and then we basically have i…”

“We made this big investment. We were working with some outside, like the, like a company that specializes in this and the performance we ended up getting was inferior to just building a, like a web research agent.”

“And AI is one of those areas where we have another team of Just roughly about 10 people who are focused primarily on LLM applications, and we wanted to create a bit of a separation there because the way that we were thinking about this, and this is actually so…”

“Basically went on leave for a month and join the join the team that the AI team that we were building just to go and build alongside them.”

“We're not going to try to pick winners in the horse race between the foundational model providers or the agentic coding tools, or like basically anywhere where there's an active horse race. What we do and instead of like trying to pick a single solution is we …”

“I think part of it is like sometimes the too much experience or too much knowledge of how to solve a problem and actually be an impediment to thinking differently about it and thinking about it from like an AI first lens.”

“She's been leaning really aggressively to help every member of the operations organization start rethinking their role as being not people who kind of execute against an SOP, but are people who are going to like build prompts, build evals, and like be, become …”

“You can come into this business And build like financial AI applications and instantly have that deployed to roughly 40,000 customers across you know, the fortune 100 down to, you know, tens of thousands of startups.”

“When we started building this new agent code base, like, as we were saying, like, we were answering the question, what would you do if you built a, you know, a Brex disruptor today? And it's like, it wouldn't be to pick Kotlin and Elixir as the backend. And so…”

“As soon as we had the interview ready to ship, we started, we said everybody in engineering, including all the managers are going to have to go through this interview. And so we re-interviewed everybody internally.”

“We'll do like spot bonuses for people who have like particularly novel uses of AI on, in their day to day. In our company, all hands, every two weeks, we'll do an AI spotlight. And it's very rarely somebody in EPD for the most part is folks in ETMs, ops financ…”

“We adapted our interview loop to be more AI sort of agentic coding native. So instead of we had like a coding and a system design question that we basically have revamped into a project where we'll give you like a brief, Before you come on site and then like a…”

“We built this audit agent that can, like, ingest your SOP and look, also ingest your. And what it does then is it's basically always looking for potential violations. And what it does is it is extremely zealous. Like it wants to have a minimum number of false …”

“The folks who say we're kind of a card product, they drive 60% of our direct revenue.”

“We actually launched sort of like a new recruiting and employee value proposition for Brex a couple months ago called Quitters Welcome, where we actually intentionally are leaning into this idea that we have a disproportionate number of folks who go on to beco…”

“It ended up being a huge burden for the business almost existential for us to have those tens of thousands of customers that all were ROI negative.”

“Right now our minimum threshold is, is like a million dollars a year in recurring in, in annual revenue or like 10,000 dollars or more per month in, in card transactions as kind of being like the low end of our ICP”

“As well as, like, maybe one of the other facets of being able to generate a lot more code more quickly is, like, the drift between team members as far as, like, understanding of the code that's in their services increases is like everybody's moving faster and …”

“Most of the UI UX for this platform is built in retool. And so like you can basically go into retool and there's like a prompt manager, a tool manager, an eval manager.”

“We have like three pillars to our AI strategy. We have our corporate AI strategy, which is how are we going to adopt and like buy AI tooling across the business and basically every single function to be able to 10 X our workflows. And we have our operational …”

“We've we set up a completely automated Pipeline for evaluating customer applications to get them onboarded instantly to Brex, which is something that used to require human intervention either for underwriting or KYC. But now we basically have a series of agent…”

“That's like solving problems that are not differentiated enough for us. I think what, what's interesting about the Sierra that has been really helpful is that again, it's really easy for like the UI and UX of basically administering a Sierra agent is something…”

“We kind of just hit the eject button and built our own framework, which is one in which we have agents that are able to basically DM with other agents and have multi-term conversations amongst themselves to coordinate to complete a task to or like to complete …”

“About half of the applications that we're building right now on the agent layer are running on Mastra and then the other half are actually still running on like yet another internally developed framework. Which is a framework that's focused more on networks of…”

“It's actually fairly, fairly uniform across the entire engineering department. It's actually kind of funny, like one of our largest cursor users is actually an engineering manager.”

“We're big fans of creptile and we use them for basically all of sort of the Smarter than linting, ah, like, agentic code review, ah, that's been the one solution that we have aligned around that has served us extremely well.”

“I like having 300 engineers. Like I would love, love to just, you know, a year from now have 300 engineers, but we're still, you know, a 30, 50, a hundred percent more efficient.”

“Like I, we kind of built a couple of those circuit breakers or like the ability to put those circuit breakers in. And I don't believe we're using them for anything.”

“Like the best UI UX for Brex is just the card. Like every single thing that you have to do in the software beyond just swiping the card is like an opportunity for AI to eliminate some work for you.”

“Like we, as soon as we put our mind to it, we said like, look, no, we want to hit 80% automated acceptance rate for all all startup and commercial businesses that apply for Brexit. Like we want a decision within 60 seconds that's fully touchless, no humans inv…”