Oct 9, 2025 · 1h 32m · 20vc
OpenAI's Multi-Billion Deal with AMD & Polymarket, Vercel and Supabase Raise Mega Rounds · 20VC with Harry Stebbings
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In this dynamic episode of 20VC, host Harry Stebbings joins venture capitalists Rory O'Driscoll and Jason Lemkin to analyze OpenAI's strategic hardware moves, the economics of massive funding rounds, and the shifting liquidity realities for late-stage startups.
How this conversation actually went
Every chapter scored 0–10 on four independent dynamics. Hover any point for the reasoning behind the score. Harry holds 13.3% of the talking time here. How this is scored →
Harry as informed peer 6.1 Guest teaching 4.4 Guest disagreement 3.6 Harry pushing back 5.2
speaking balance: gold is Harry, purple is the guest (3 minute bins)
Sharpest disagreement ▶ 1:05:37 Rory rejects Harry's kingmaking premise
Rory forcefully disagrees with Harry's claim that kingmaking only happens in small markets, arguing OpenAI represents mega-scale financial kingmaking.
Hardest push from Harry ▶ 1:09:11 Harry interrupts Rory to refute founder-first logicHarry flatly interrupts Rory to tell him his argument is false, asserting that VC capital injections pre-revenue drive the kingmaking dynamic.
Biggest teaching moment ▶ 1:20:20 Rory corrects Harry on SPAC promotion regulationsRory reframes Harry's accusatory question about pump and dump schemes by explaining the legal SEC distinction between SPAC forward-looking statements and traditional IPO restrictions.
Harry holds his own ▶ 25:30 Harry challenges mega seed valuation mathHarry demonstrates strong venture return expertise by breaking down dilution math and questioning how a $5B pre-money seed round can yield standard VC fund returns.
the scores for every segment, with the reasoning behind each
| Chapter | Topic | Harry as informed peer | Guest teaching | Guest disagreement | Harry pushing back | Why |
|---|---|---|---|---|---|---|
| OpenAI's AMD Partnership & Chip Market Power Dynamics | 5 | 6 | 3 | 4 | Harry asks targeted clarifying questions about warrant mechanics and historical ownership in IBM/WinTel parallels. Rory corrects Harry on how penny warrants function and breaks down component stack margin realities. | |
| OpenAI DevDay: App Ecosystem & AgentKit Realities | 5 | 4 | 2 | 4 | Harry guides the conversation around OpenAI DevDay announcements and queries whether AgentKit threatens startup categories. Jason and Rory analyze app ecosystem friction and UI constraints. | |
| Mega Infrastructure Rounds & Venture Capital Economics | 7 | 4 | 4 | 7 | Harry aggressively questions the venture math behind $5B seed valuations, calculating dilution and return thresholds required for fund success. Rory and Jason defend star founder pricing dynamics while acknowledging entry price risks. | |
| LP Liquidity Pressure & Secondary Market Trends | 6 | 3 | 2 | 4 | Harry introduces university endowment secondary stake sales as a potential structural shift in LP liquidity. Rory and Jason explain endowment pressures and GP consent dynamics in secondary transactions. | |
| Late-Stage Venture Realities: Snyk, PE Targets, and CEO Transitions | 7 | 5 | 5 | 6 | Rory banteringly corrects Harry's phrasing, leading to playful pushback from Harry about host beating. Harry presses on Snyk's growth deceleration, realistic PE multiples, and calls out cliché VC founder questions. | |
| Evaluating the Vercel and Supabase Mega Rounds | 7 | 4 | 3 | 7 | Harry challenges Rory's justification of constant revenue multiples, pointing out TAM limits and intersection points on growth curves. Rory agrees that market size walls pose severe risks. | |
| The Venture Capital Playbook: Debating Kingmaking | 8 | 5 | 7 | 8 | Rory directly rejects Harry's claim that kingmaking only happens in small markets, prompting Harry to flatly tell Rory his view on pre-execution kingmaking is false. The two spar forcefully over capital dominance versus founder execution. | |
| Market Disruption and the Inversion of Software Economics | 7 | 4 | 5 | 6 | Harry claims victory on his TAM thesis using legal tech examples, forcing Rory to jokingly yield to his confidence. Jason explains the structural shift in capital intensity for AI startups. | |
| To Take or Not to Take: Navigating High-Valuation Funding | 5 | 3 | 2 | 3 | Harry asks whether VCs should advise portfolio founders to accept high-valuation preemptive funding checks. Rory advises aggressive capital intake due to competitive game theory. | |
| Analyzing the Regulatory Realities and Returns of SPACs | 6 | 6 | 5 | 7 | Harry asks a sharp, provocative question about whether new SPAC terms prevent Chamath from pumping and dumping. Rory corrects Harry's legal terminology, explaining SEC rules regarding forward-looking promotional statements in SPACs. | |
| The Rise of Polymarket and the Prediction Market Frontier | 6 | 4 | 3 | 4 | Jason details Polymarket's surprising shift from regulatory crackdowns to a $2B investment from ICE. Harry calls the transaction valuation staggering while Rory evaluates prediction market scope beyond sports betting. | |
| Quick-Fire: Tim Cook's Future and Apple Succession | 5 | 4 | 4 | 4 | Harry presents Kalshi betting odds on Tim Cook stepping down from Apple this year. Rory and Jason dismiss the odds as absurd barring health issues, noting routine board succession planning. | |
| Quick-Fire: Replit, Lovable, and the Reality of Vibe Coding | 5 | 5 | 2 | 3 | Harry asks if Replit and Lovable will surpass $250M ARR this year. Jason shares detailed hands-on vibe coding observations and Barclays web traffic data to break down retention and looky-loo churn. |
Statements from this episode (38)
O'Driscoll: Sam Altman took 10% of AMD for chip purchasing privileges
“Sam Altman understands power. He has more power than AMD, so he took 10% of their company for the privilege of selling stuff to him.”
O'Driscoll: OpenAI has immense leverage despite losses due to users
“The interesting thing is the leverage that OpenAI has, even though they're losing a ton of money, precisely because they have the users.”
Lemkin: Jensen Huang knows Nvidia will have to give up profits
“Nvidia is making so much money, it's almost incomprehensible. So I think Jensen knows he's got to give up some of it.”
O'Driscoll: Investors lose money when overcomplicating obvious trends
“The more you do this, the more you just say to yourself, you just need to do big, exciting deals in trends that are Absolutely obvious. And every time you try and make it harder than that, you just, you lose money.”
O'Driscoll: OpenAI and Nvidia are repeating Microsoft and Intel's 90s playbook
“Fast forward to today, the company that's dominating everything is OpenAI. They're the Microsoft of today. They have the consumers. They have the eyeballs, right? They're building this new monopoly, and the equivalent of Intel is now Nvidia.”
O'Driscoll: Microsoft enabled OpenAI just as IBM enabled Microsoft 30 years ago
“The role of IBM has been played by Microsoft. They set this Viper in motion, and they've allowed it to exist, and in one sense for a while it looked like Microsoft got a good deal because they got access to OpenAI's technology early on, and they got a little b…”
Lemkin: Nvidia is the only company making money in AI
“The only person making any money in AI is NVIDIA. Even Oracle isn't making any money. OpenAI certainly isn't making any money.”
Lemkin: xAI would not exist without Elon Musk's grudge against Sam Altman
“I don't know if XAI would exist if it wasn't for his bone to pick with Sam Altman. He might not have bothered. He might have just gotten to Mars faster.”
O'Driscoll: Almost no semiconductor VC exits have occurred since 2008
“We had one of the last monolithic power, which was a success about 2007 and eight since there's been almost no venture exits in venture land.”
O'Driscoll: Nvidia built a monopoly because competitors ignored them for 30 years
“Everyone left them alone for 30 years, and they built a monopoly, and now he's, you know, picking up the checks on it.”
O'Driscoll: ChatGPT app integrations won't kill standalone software apps
“ChatGPT in and of itself is amazing, not clear, and they probably will extract more of your, quote, time In ChatGPT leveraging these apps, but I don't think it's going to be to the death of apps entirely.”
Lemkin: Balderton led Revolut's seed round at $8M post-money
“Balderton bought, led the seed round in Revolut, two million at eight post. Two million at eight post, and then led the A on top of it, right?”
O'Driscoll: High variance makes venture capital forgiving of overpaying
“It is the most forgiving equity business of getting the price wrong. Let me tell you what I mean by that. PE, if you get the price wrong, they're low variance assets. If you overpay by 50%, you're toast, because they're three X assets and they're not going to …”
O'Driscoll: Relying on comparable valuations to price startups is dangerous
“Whenever anyone uses Comps to discuss what we should pay for a deal. I want to bludgeon them to death because the problem with comps is they tell you what an ask, what company A is worth relative to what company B and C is worth today, right? In the public mar…”
Stebbings: Andreessen Horowitz will generate $40B+ back from Databricks
“They're about to get the payday of paydays in Ventureland with a minimum of forty billion back from Databricks.”
O'Driscoll: University endowment VC stake sell-offs will tail off
“So I think for those guys, it's not going to be the new normal in the sense of you're not going to be doing this because it's not going to persist for a long time because by definition, if you're selling a lot of venture assets, you're probably not going to bu…”
Lemkin: SaaStr fund LPs have no legal rights to sell their stakes
“My LPs have no rights to sell at all. Like literally nothing. There's no exceptions for, you If you're struggling or if you're, or, it's just, I'm shocked because a lot of the stuff is LP friend. This one is absolute. You have no rights to sell.”
O'Driscoll: Liquidity evaporates from fear, not lack of capital
“Liquidity doesn't evaporate because people run out of money. Liquidity evaporates because people get scared and want to keep their money.”
Lemkin: Zero late-stage SaaS portfolio companies have received PE offers
“I have three companies that I would say are, I mean, different ARRs, but are in the same bucket that you're talking about, ok? What I'm worried about is zero have had PE offers.”
O'Driscoll: Professional CEOs cannot replace founders to find product-market fit
“If on the other hand, you don't have product market fit, the founder's not working out and you think you're going to hire someone to get the product market fit, you're deluding yourself. Don't spend a second because it's just too hard and too unlikely. You kno…”
O'Driscoll: Asking founders if they'd sell for $500M is meaningless
“I think it's a stupid question on its face, on, on multiple dimensions. Let me give you just two ways in which it's a stupid question. The first thing is, and I said this before, people's opinion on what they'll do if they're offered five hundred million dolla…”
Stebbings: Investors can identify best and worst investments within 60 days
“I also think that you can tell your best and your worst within the first 60 days. The messy middle, you don't know. There's a TBD, but the ones where you're like, shit, we regret that one. That, you tell pretty quickly, and same with the god, they're on it. Th…”
Lemkin: Future web apps will predominantly be built on Supabase
“Everyone that's going to build a web app going forward is going to build on Supabase. It's, it is the default choice to how to host and manage Postgres in this world.”
Lemkin: Vercel and Supabase are captain-obvious bets driven by developer adoption
“I think in terms of valuation aside, these are actually captain obvious bets. I think they're both captain obvious bets because this is where developers are going.”
O'Driscoll: High valuations only become suicide rounds if growth halts while burning cash
“Yeah, it's only a suicide round if two things happen. One, you de-accelerate quickly, and two, you start losing money such that you're forced back into the market in the next period of time where you would have to take a down round.”
Rory O'Driscoll: VC kingmaking occurs in the largest markets, like AI
“I disagree, because I think kingmaking is going on in the biggest markets. I think, to some extent, everything OpenAI done has been both brilliant technically and financial kingmaking, right?”
O'Driscoll: Non-OpenAI and Anthropic AI startups won't raise needed capital
“I don't think it's a monopoly, but I think it's definitely an oligopoly. To be clear. So I think that, yes, the number two at Tropic clearly can. It's a differentiated number two with an overlapping, but strategy, but not, you know, one is winning in consumer,…”
Lemkin: Unlike SaaS, AI startups do not lose their capital advantage at $20M ARR
“We used to catch up around 10 or twenty million ARR. And actually in some cases in SAS, you would lose your capital advantage around twenty million ARR because you would catch up, right? Like in the last year in our Qualtrics. I'm not sure that's true in the a…”
O'Driscoll: Enterprise AI buyers use startup balance sheet size as key qualification
“I know in some of these wars, having looked at some of these deals and kind of the ERP space and some of the other spaces where you're dealing with enterprise customers, the balance sheet becomes a criteria for qualification.”
O'Driscoll: Founders in competitive markets should accept aggressive funding offers
“Pragmatically in this market, I think you err on the side. If you have something that's working, And you, even if you don't know where you're going to put the money, if it's on attractive terms, you probably err on the side of taking it. Because if it, if you'…”
Lemkin: One top portfolio company burns heavily while another has 60-year runway
“I've got, I think two of my best current portfolio companies, one will consume an infinite amount of capital. The other has 60 years of runway.”
O'Driscoll: New SPAC structures remain unlikely to replace traditional IPOs
“I still, I'm skeptical it'll be an amazing replacement to IPOs, but it definitely is less egregious and less misaligned than the last time.”
O'Driscoll: SPACs are exempt from SEC rules prohibiting forward-looking statements
“The SEC has really tight laws about what you can say about an IPO. Really, really tight, and you can't make any future leading statements at all. But bizarrely enough, SPACs are exempt from that, so you're allowed, because it's a merger, so you're allowed from…”
O'Driscoll: New SPAC terms require 50% stock gain before sponsor payout
“Now, the investor comes in at 10. Until the stock gets to 15, the sponsor gets nothing, but once it gets to 15, they get a 30% promote, so it's not cheap, but it's a little better than before.”
O'Driscoll: Sports betting accounts for 70%-80% of prediction market volume
“I think, you know, the interesting thing about those businesses is if you look at the volume, and I didn't check, I think I checked, it's still 70, 80% sports betting, right?”
Lemkin: Tim Cook will not step down as Apple CEO this year
“So it's their job, but there's no way it's this year. Unless it's a health issue, there's no way it's going to be this year.”