Tom Blomfield

53 statements across 9 episodes · 25 bullish · 15 bearish · 1 people on the record · first statement Dec 15, 2023 by Tom Blomfield · said 2 times in 1 episodes since 2026 · across every show →

On the record as a speaker too: Tom Blomfield's record, appearances and statements → this page counts the times other people say the name.

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Everything said about Tom Blomfield, oldest first

Dec 15, 2023 positive
Insight
Blomfield: B2B Startups Must Prioritize Revenue Over Gross Transaction Value
“And so almost always, especially for B to B companies, your key metric should be revenue. If you pick another number, take gross transaction value, you'll find that your employees, and eventually you might start optimizing for that number.”
Tom Blomfield Dec 15, 2023 ▶ 6:15 B2B Startup Metrics | Startup School · Y Combinator
Dec 15, 2023
Insight
Blomfield: Retention flattening at 20% beats higher retention decaying to zero
“And it almost matters that they flatten out at any point as opposed to a high point. You know, I take a 20% retention that flattens out over a higher retention initially that goes to zero.”
Tom Blomfield Dec 15, 2023 ▶ 12:06 B2B Startup Metrics | Startup School · Y Combinator
Dec 15, 2023 neutral
Disclosure
Blomfield: Monzo lost £30–£40 per user initially before turning profitable
“Monzo is an online bank in the UK, and for our first half a million customers or so, we were losing money on every customer, 30 or 40 pounds per customer. We scaled to more than half a million of those customers. It costs a lot, but we had a plan to turn it ro…”
Tom Blomfield Dec 15, 2023 ▶ 21:19 B2B Startup Metrics | Startup School · Y Combinator
Dec 15, 2023 neutral
Disclosure
Blomfield: Monzo Defined Weekly Active Users as Transacting Weekly
“So a weekly active user at my old company, Monzo, was someone who transacted, who made a financial transaction at least once a week.”
Tom Blomfield Dec 15, 2023 ▶ 5:00 B2B Startup Metrics | Startup School · Y Combinator
Dec 15, 2023 negative
Insight
Blomfield: Missing burn or runway in investor updates signals something to hide
“Those three numbers, revenue, burn rate, and runway are absolutely crucial to include. And if they're not at the top of your investor updates, honestly, I always assume this founder has something to hide.”
Tom Blomfield Dec 15, 2023 ▶ 8:20 B2B Startup Metrics | Startup School · Y Combinator
Jan 6, 2024
Insight
Blomfield: 5% monthly growth is unlikely to yield breakout consumer success
“A good growth rate is 15% month over month. At that rate, you'll five X your user base every year. 10% monthly growth for consumer company is okay. It means you'll approximately triple your user base every year. Five percent a month or lower is unlikely to rea…”
Tom Blomfield Jan 6, 2024 ▶ 1:00 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024
Assertion Supported
Blomfield: Monzo Reached 1M Customers Before Spending on Direct Marketing
“We got to a million customers at Monzo before we spent any money on direct marketing or advertising.”
Tom Blomfield Jan 6, 2024 ▶ 1:34 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 negative
Assertion Supported
Monzo scaled to 500k users with unit economics of -£30 to -£40
“In the early days of Monzo, we were at -30 or -40 pounds per customer per year, and we scaled to half a million customers before we fixed them.”
Tom Blomfield Jan 6, 2024 ▶ 13:32 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 positive
Insight
Blomfield: Startups should not obsess over exact definitions of retention magic moments
“Simply finding that kind of tipping point that looks about right from your metrics, and then agreeing with everyone that that's what you're going to optimize for, rather than being really pedantic about the exact definition is probably the best way to go.”
Tom Blomfield Jan 6, 2024 ▶ 16:52 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 neutral
Disclosure
Monzo defined active retention as at least one transaction per week
“So for Monzo, we chose one transaction, at least one financial transaction every week.”
Tom Blomfield Jan 6, 2024 ▶ 14:42 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 positive
Assertion Supported
Blomfield: Monzo maintained an NPS between +75 and +80 during his tenure
“Monzo, for example, hovered somewhere between positive 75 and positive 80 while I was there.”
Tom Blomfield Jan 6, 2024 ▶ 18:36 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 positive
Assertion Supported
Blomfield: Monzo has grown to about eight million UK customers
“I was previously the founder of a consumer online bank called Monzo. It's now up to about eight million customers in the UK.”
Tom Blomfield Jan 6, 2024 ▶ 0:25 Consumer Startup Metrics | Startup School · Y Combinator
Jan 6, 2024 positive
Disclosure
Adding three friends at sign-up boosted Monzo retention by 20%
“Because we had a bank account, but also this Venmo-like functionality built into the product where you could send and receive money, customers who added three friends from their phone book to their Monzo account so they could send and receive money, as they si…”
Tom Blomfield Jan 6, 2024 ▶ 15:39 Consumer Startup Metrics | Startup School · Y Combinator
Jul 12, 2024 positive
Insight
Blomfield: Early-stage sales is about filtering ideal customers, not convincing everyone
“And so it's about filtering. Early stage sales is way more about filtering down to your ideal customers than trying to convince the other.”
Tom Blomfield Jul 12, 2024 ▶ 8:13 Why Startup Founders Should Launch Companies Sooner Than They Think · Y Combinator
Jul 25, 2024
Insight
Blomfield: Publishing fixed enterprise pricing leaves money on the table
“If you choose a price randomly and put it on your website for an enterprise contract, you are certainly leaving money on the table. You'll overprice the product for a whole chunk of customers who don't get that much value out of it. So you've lost them entirel…”
Tom Blomfield Jul 25, 2024 ▶ 10:34 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 negative
Insight
Blomfield: Founders without enterprise experience drastically underprice B2B software
“Often when you haven't worked at a big company, you don't have good calibration about what kind of prices these companies tend to pay for software. And so you might think of the last time you bought software, you know, a subscription to GitHub or ChatGPT, and …”
Tom Blomfield Jul 25, 2024 ▶ 0:39 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 neutral
Insight
Blomfield: Price B2B software at 25% to 50% of value delivered
“I typically pick somewhere between 25 and 50% of the value you're delivering. So they keep roughly two-thirds, you keep roughly a third.”
Tom Blomfield Jul 25, 2024 ▶ 3:10 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 positive
Insight
Blomfield: Startups should pitch direct founder access rather than fake company size
“What you should do instead is play to your strengths as a startup. Say to your customers, you can have the phone number of the founders and we're on call, 24 seven to come and fix your problems. You're certainly not going to get that from Salesforce or Oracle …”
Tom Blomfield Jul 25, 2024 ▶ 14:47 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 negative
Insight
Blomfield: Long B2B software pilots are counterproductive and lack customer buy-in
“In general, offering a really long free trial or a pilot is counterproductive. The customer's not actually bought into using the product, and so what you want to do is keep these pilots or these proof of concepts really, really short. Maybe a couple of weeks, …”
Tom Blomfield Jul 25, 2024 ▶ 13:47 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 positive
Insight
Blomfield: Target a 5:1 ratio of new ARR to salesperson compensation
“So a good rule of thumb is about a five to one ratio between new signed ARR and total compensation for a salesperson, including commission.”
Tom Blomfield Jul 25, 2024 ▶ 11:59 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 positive
Insight
Blomfield: Startups are priced correctly when they lose 25% of deals
“And when you start To lose more than 25% of potential deals based solely on price, you're now probably in the right ballpark. So you don't need to win every single deal, and if every single deal is closing straight away, you're almost certainly underpricing.”
Tom Blomfield Jul 25, 2024 ▶ 15:32 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 neutral
Insight
Blomfield: The value equation gets 80% to 90% of pricing right
“If you just stop with that value equation, honestly you'll get Eight to 90% of the pricing spot on.”
Tom Blomfield Jul 25, 2024 ▶ 4:20 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024
Insight
Blomfield: Enterprise compliance features enable up to 10x higher pricing
“Often it's things like SOC two audit reports or single sign on or audit logs or compliance reports or, Data being kept in certain geographies, things like that that really individuals and small companies don't really care about, and enterprises find absolutely…”
Tom Blomfield Jul 25, 2024 ▶ 11:12 How To Price For B2B | Startup School · Y Combinator
Jul 25, 2024 negative
Insight
Blomfield: Over-optimizing early pricing is a big mistake for startups
“And just remember, if your company is successful, these initial five, 10 customers you sign up at the start are going to be a tiny, tiny fraction of the revenue you make over the next five years. And so It's more important to start signing deals and getting to…”
Tom Blomfield Jul 25, 2024 ▶ 15:48 How To Price For B2B | Startup School · Y Combinator
Nov 21, 2024 neutral
Insight
Blomfield: Small-group social networks require non-ad monetization models
“A social network that kind of constrained itself to that smaller group might be really interesting, but Then you have to find a different way to monetize, because you're not getting as many eyeballs, as many hours of viewership, therefore your ad revenue goes …”
Tom Blomfield Nov 21, 2024 ▶ 9:51 Twitter vs. X: Product Lessons For Startup Founders · Y Combinator
Apr 25, 2025 neutral
Assertion Not checkable as stated
Blomfield: Product managers and designers are bypassing Figma for direct coding
“Many product managers and designers are actually going straight to implementation of a new idea in code, rather than designing mockups in something like Figma, just because it's so quick.”
Tom Blomfield Apr 25, 2025 ▶ 4:27 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 positive
Disclosure
Blomfield: Claude Sonnet 3.7 configured DNS and Heroku, accelerating progress 10x
“For example, I had Claude Sonnet 3.7 configure my DNS servers, which is always a task I hated, and set up Heroku hosting via a command line tool. It was a DevOps engineer for me and accelerated my progress like 10 x.”
Tom Blomfield Apr 25, 2025 ▶ 8:22 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 positive
Insight
Blomfield: Git reset and re-feed final AI solutions onto clean codebases
“You might go and try four, five, six different prompts, and you finally get the solution. I'd actually just take that solution, git reset, and then feed that solution into the AI on a clean code base, so you can implement that clean solution without layers and…”
Tom Blomfield Apr 25, 2025 ▶ 7:07 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 negative
Insight
Blomfield: Multi-prompting AI to fix bugs accumulates layers of bad code
“I found I had bad results if I'm, like, prompting the AI multiple times to try and get something working. It tends to accumulate layers and layers and layers of bad code rather than, like, really understanding The root cause.”
Tom Blomfield Apr 25, 2025 ▶ 6:53 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 positive
Opinion
Blomfield: Gemini Leads Codebase Planning, Claude 3.7 Leads Code Implementation
“For example, at the moment, Gemini seems best for whole code-based indexing and coming up with implementation plan, while Sonnet 3.7, to me at least, seems like the leading contender to actually implement the code changes.”
Tom Blomfield Apr 25, 2025 ▶ 15:55 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 positive
Prediction Not checkable as stated
Blomfield: AI Coding Might Shift Software Architecture Toward Modular Services
“I think we might see a shift towards more modular or service-based architecture where the LLM has clear API boundaries that it can work within while maintaining a consistent external interface Rather than these huge monorepos with massive interdependencies.”
Tom Blomfield Apr 25, 2025 ▶ 12:46 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 bullish
Assertion Not checkable as stated
Blomfield: Voice tool Aqua doubles input speed to 140 words per minute
“With Aqua, I can effectively input instructions at a 140 words per minute, which is about double what I can type.”
Tom Blomfield Apr 25, 2025 ▶ 14:47 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
Apr 25, 2025 negative
Opinion
Blomfield: GPT-4 Underperformed on Coding by Misimplementing and Asking Too Many Questions
“I tried GPT-IV just a couple of days ago, and honestly, I wasn't yet as impressed. It just came back with me with too many questions and actually got the implementation wrong too many times.”
Tom Blomfield Apr 25, 2025 ▶ 16:07 How To Get The Most Out Of Vibe Coding | Startup School · Y Combinator
May 9, 2025 bearish
Prediction Not checkable as stated
Tom Blomfield says AI will fulfill surging global demand for software
“Like I could easily see the demand goes up 10 X or a hundred X, who knows, but I just think the AI is getting so good that you just won't have humans fulfilling that demand in anything but the most niche of niche cases.”
Tom Blomfield May 9, 2025 ▶ 7:37 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 positive
Assertion Not checkable as stated
Tom Blomfield built and migrated his entire blog in 90 minutes
“In 90 minutes on a train journey with Claude Code, and in 90 minutes I set up hosting, I wrote new blogging software, and I migrated, like, 15 years of blog posts over to a new platform.”
Tom Blomfield May 9, 2025 ▶ 3:16 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 positive
Opinion
Tom Blomfield says AI makes him 10x more productive than before
“These new tools made me 10 times more powerful, more productive than I was when I was kind of current in, in, you know, software engineering 10 years ago.”
Tom Blomfield May 9, 2025 ▶ 4:22 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 positive
Assertion Not checkable as stated
Tom Blomfield built a 35,000-line app without writing any code manually
“Yeah, 35,000 lines, and I wrote not a single one. And honestly, after about the first 5000 lines, I stopped even reading the code.”
Tom Blomfield May 9, 2025 ▶ 3:56 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 bearish
Prediction Not checkable as stated
Tom Blomfield says today's software engineering jobs will vanish within 10 years
“But the conclusion of all of that, I think, is that software engineering jobs of today, I think, will not exist in five or 10 years.”
Tom Blomfield May 9, 2025 ▶ 9:22 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 positive
Assertion Not checkable as stated
Tom Blomfield says AI coding in YC startups surged to 25%
“Last batch, that number was 25% of companies. So they use these tools for most of their code. Two batches ago, it was approximately zero percent.”
Tom Blomfield May 9, 2025 ▶ 5:01 How AI Coding Agents Will Change Your Job · Y Combinator
May 9, 2025 bearish
Prediction Not checkable as stated
Tom Blomfield warns AI could displace hundreds of millions of workers
“And you could see hundreds of millions of people displaced, and the idea that they're going to retrain as in a different job, I think is going to be extremely painful. And I can see the societal impact and turmoil being very, very grave for 10 or 20 years as t…”
Tom Blomfield May 9, 2025 ▶ 15:54 How AI Coding Agents Will Change Your Job · Y Combinator
May 23, 2025 bullish
Prediction Not checkable as stated
Blomfield: In 5 years, 99% of people won't touch their system prompts
“But I, I'd suggest, I think in In five years, for 99% of people, they're not touching their system prompt, but the system prompt is custom to them.”
Tom Blomfield May 23, 2025 ▶ 24:11 How To Design Better AI Apps · Y Combinator
May 23, 2025 bullish
Opinion
Blomfield: Coding agents are far ahead of other general-purpose AI agents
“The coding agents especially just seems so far ahead of all the other general purpose agents right now.”
Tom Blomfield May 23, 2025 ▶ 16:36 How To Design Better AI Apps · Y Combinator
May 23, 2025 bullish
Assertion Not checkable as stated
Blomfield: Rebuilt Tumblr blog into custom software in one hour using AI
“I was on Tumblr and I migrated my blog to custom software I wrote in one hour on a train journey.”
Tom Blomfield May 23, 2025 ▶ 16:29 How To Design Better AI Apps · Y Combinator
May 23, 2025 neutral
Insight
Blomfield: Training AI assistants requires gradual feedback, not 30-page upfront instructions
“The idea that, take a human analogy, you hire a new employee, you hire an assistant, the idea that you're going to sit down and write out 30 pages of instructions of how you do every single thing in your life is possible, but none of us actually do it. You sor…”
Tom Blomfield May 23, 2025 ▶ 21:42 How To Design Better AI Apps · Y Combinator
May 23, 2025 negative
Opinion
Blomfield: Embedding chatbots into software is almost always the wrong approach
“I kind of hate the kind of chatbot paradigm. Like it was the easiest It was the way to bring the most basic LLM experience to the whole world. You know, we had GPT before ChatGPT and ChatGPT brought it to the mainstream, but now every product is just embedding…”
Tom Blomfield May 23, 2025 ▶ 28:27 How To Design Better AI Apps · Y Combinator
Aug 15, 2025 negative
Insight
Blomfield: Never require customer engineering time during a sales pilot
“I would never do a full API integration during a pilot if it requires any engineering time from the customer whatsoever, because that's just going to delay you by months.”
Tom Blomfield Aug 15, 2025 ▶ 12:51 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 positive
Insight
Blomfield: Use Recurring Contracts With Opt-Outs Instead of Standalone Pilots
“So to get around this really sophisticated founders move on from paid pilots to recurring revenue contracts with an opt out period. So this is typically a monthly or annually recurring contract With a 30 or 60 day money back guarantee or opt out period at the …”
Tom Blomfield Aug 15, 2025 ▶ 13:47 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 positive
Insight
Blomfield: Discussing pricing early almost never scares off enterprise prospects
“Founders are often very afraid to have a willingness to pay conversation. They feel like if they bring a dollar amount up, it might scare the customer off. But honestly, that's almost always not true.”
Tom Blomfield Aug 15, 2025 ▶ 9:33 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 positive
Insight
Blomfield: Reducing time-to-first-value is the top lever for pilot conversion
“Reducing it from weeks to hours is often the biggest single lever for higher pilot to paid conversion.”
Tom Blomfield Aug 15, 2025 ▶ 12:35 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 negative
Insight
Blomfield: Early startups waste time overbuilding platforms instead of narrow wedges
“What many founders do, which is a mistake, is to try and overbuild a really broad platform, which is a mistake at this stage of your company because you just don't have the resources. You can waste a lot of time without any real signal that a customer wants wh…”
Tom Blomfield Aug 15, 2025 ▶ 4:18 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 negative
Insight
Blomfield: Free B2B trials fail when run without clear end goals
“The most common problem for these free trials is again, they're too long, maybe two or three months, and they suffer from the same low commitment problems as a design partnership. There's no target or end goal, and the customer isn't really committed to engagi…”
Tom Blomfield Aug 15, 2025 ▶ 6:52 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 negative
Insight
Blomfield: 90% of B2B Founders Get Stuck in Unpaid Design Partnerships
“And really, 90% of the time, the vast, vast majority of the time, founders get stuck in the very early stages. It's the very long unpaid design partnerships.”
Tom Blomfield Aug 15, 2025 ▶ 1:00 The Sales Playbook For Founders | Startup School · Y Combinator
Aug 15, 2025 positive
Insight
Blomfield: Early startup sales sell the founders, not a bug-free product
“Because your product is so early, you're never really selling a complete bug free experience. You're actually selling the founders and the early team. You're selling the promise that you personally are going to solve this problem for them.”
Tom Blomfield Aug 15, 2025 ▶ 12:14 The Sales Playbook For Founders | Startup School · Y Combinator
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