Guillermo Rauch

Founder & CEO, Vercel · 1 appearance on the record.

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founderexecutiveengineerauthorinvestor@rauchg ↗LinkedIn ↗rauchg.com ↗

Guillermo Rauch is the founder and CEO of cloud platform Vercel and the co-creator of the open-source web framework Next.js. He previously co-founded LearnBoost and Cloudup, created popular open-source libraries like Socket.IO and Mongoose, and authored the book Smashing Node.js: JavaScript Everywhere.

46statements → 25claims → 9claims resolved → 67%fully supported → 3.98/5average certainty → 1.96/5average debate potential → 4.0/5argument clarity · the sources →

6 supported 3 partly supported 0 contradicted 16 not checkable as stated how the 25 claims stand · each chip opens the sources

11 predictions · 14 assertions · 3 opinions · 12 insights · 6 disclosures · every statement was checked. The predictions and assertions are the 25 claims: statements the public record can support or contradict. 9 are resolved, and 16 name no date, number or outcome precise enough to check. Everything else (opinions, insights, what ifs, disclosures) can never be settled by the record, so it carries no assessment.

The record, in short

What the tape says about how Guillermo argues and how the claims held up. Everything they said, and everything said about them, is in the tabs below.

Their most notable supported claim

Assertion Supported
Rauch: Multiple security incidents have already occurred with MCP servers
“In fact, there's already been quite a few incidents with MCP servers where depending on what chat message was sent, the MCP tool that was called was made to disbehave.”
Guillermo Rauch Jun 26, 2025 ▶ 44:22 Guillermo Rauch: Why Software Development Will Never Be the Same

Expressed certainty vs assessment result

none yet certainty 1
none yet certainty 2
none yet certainty 3
88% certainty 4
80% certainty 5

weighted support: a fully supported claim counts one, a partly supported claim counts half. Each filled bar is clickable and opens exactly those claims; "none yet" means nothing said at that certainty level has resolved yet

Argument clarity: do they answer the question? how? →

4.0 / 5 directness 3.8 · coherence 4.1 · precision 4 · compression 3.5

redirected or did not address 3 of 16 assessed questions (19%). Watch them ▸

This is a score against a rubric. It is not a rank. Every host question → answer exchange is scored with names hidden on directness, coherence, precision and compression, 1–5 each, on meaning alone: disfluencies are ignored, and only raw unedited episodes count. This is the score that measures thought. Every scored exchange, scores shown → · The rubric and its checks →

How they sound: speaking style how? →

241 words/min while actually speaking · 11 um and uh per 1k words

Measured by listening to the audio itself: 15,661 words across 1 episode of raw-level tape, transcribed verbatim with every um and uh kept, each one attributed only where the alignment onto our timed stream is unambiguous. These are measurements of speaking style. We do not rank them: across this corpus, fluency and argument quality are nearly uncorrelated (ρ≈0.2), and smooth talking does not signal clear thinking. How it's measured →

Everything Guillermo Rauch said on the MAD Podcast that made the record, most notable first. Filter by type, assessment or year in the ledger →

Prediction Not checkable as stated
Rauch: Agentic engineering will be limited to professional developers until AGI
“Agentic engineering, I think for the foreseeable future, until we really, you know, reach SSI, or Safe Super Intelligence, or whatever you want to call it, or AGI, it'll still, it's going to be a more reduced number of software professionals.”
Guillermo Rauch Jun 26, 2025 ▶ 9:57 Guillermo Rauch: Why Software Development Will Never Be the Same
Opinion
Rauch: The total addressable market for v0 is everyone with a computer
“When I think about the coding IDEs, You still have to be a coder, meaning you know how to download an ID, you have to, you know how to set up, you know, the dev server, the tooling, the SDKs, the libraries, whereas a product like vZero, the TAM is everyone wit…”
Guillermo Rauch Jun 26, 2025 ▶ 12:43 Guillermo Rauch: Why Software Development Will Never Be the Same
Insight
Rauch: Dev tools must be designed for both humans and AI agents
“LLMs.txt or raw markdown is better for agents. So if you're building developers still today, you have to have that duality in your head. You need to think, okay, How do I make my content, my errors, my developer tools great for agents?”
Guillermo Rauch Jun 26, 2025 ▶ 31:58 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch predicts a fully generative internet with fluid interfaces within 10 years
“So I think what's going to happen over the next 10 years is that people are going to start creating cross pollinations between products and integrations between products and novel interfaces to products that weren't, I mean, they were possible before, but just…”
Guillermo Rauch Jun 26, 2025 ▶ 39:11 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: MCP will replace human business development with agent-to-agent meetings
“You know, in many ways, I think MCB will be the new business development, but it's going to be at a hundred times the speed. It's not going to be people meeting and it's going to be agents meeting.”
Guillermo Rauch Jun 26, 2025 ▶ 42:57 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: AI cloud will be self-healing and autonomous with humans in loop
“We believe that the AI cloud will be self healing as well as completely autonomous from an infrastructure point of view. And we believe that agents and humans will collaborate.”
Guillermo Rauch Jun 26, 2025 ▶ 59:30 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Not checkable as stated
Rauch: Vercel's v0 has positive and improving gross margins
“Yeah, BZero has positive gross margins. It's a healthy business. The margins are improving, the business is improving”
Guillermo Rauch Jun 26, 2025 ▶ 1:14:33 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: Manual code writing will become increasingly irrelevant over time
“Writing the code is going to become less and less relevant over the years”
Guillermo Rauch Jun 26, 2025 ▶ 1:41:36 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: Every company must become an AI-native interface or token factory
“Every company will have to rethink itself as what Jensen Juan calls a token factory, or what I could call, you know, a AI native interface, or you could call it an agent. It doesn't matter what you call it. The fundamental thing is that companies will be produ…”
Guillermo Rauch Jun 26, 2025 ▶ 4:59 Guillermo Rauch: Why Software Development Will Never Be the Same
Insight
Rauch: Taste, vision, and clear articulation are essential for AI creators
“You need taste. You need to have a vision of what you want, and you need to be able to articulate it. You know, those are like the fundamental, like literacy of a person. A successful individual will be able to discern what they want and what they don't want.”
Guillermo Rauch Jun 26, 2025 ▶ 20:15 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Partly supported
Rauch: Anthropic's Claude Code uses Vercel to deploy applications
“But nowadays when you ask Claude Code Anthropics agent to deploy, They use for sale because we had, you could argue accidentally created the perfect tool for an agent to deploy.”
Guillermo Rauch Jun 26, 2025 ▶ 33:01 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Supported
Rauch: Multiple security incidents have already occurred with MCP servers
“In fact, there's already been quite a few incidents with MCP servers where depending on what chat message was sent, the MCP tool that was called was made to disbehave.”
Guillermo Rauch Jun 26, 2025 ▶ 44:22 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: Agentic commerce will feature AI agents navigating alongside web users
“And so I think there's going to be new primitives like that in the world of agentic commerce, where the agent jumps alongside you in your navigation journey.”
Guillermo Rauch Jun 26, 2025 ▶ 48:04 Guillermo Rauch: Why Software Development Will Never Be the Same
Disclosure
Rauch: Vercel Fluid Compute only bills active CPU cycles during LLM wait times
“If you're waiting for 15 minutes for OpenAI to respond, and you do a tiny bit of compute, maybe to like transform it into HTML or transform it into an MCP response or, you know, call other systems. We're only going to charge you for the actual CPU cycles that …”
Guillermo Rauch Jun 26, 2025 ▶ 1:04:26 Guillermo Rauch: Why Software Development Will Never Be the Same
Insight
Rauch: AI product builders must design from current model capabilities forward
“And there's another emergent principle of you have to design from the model forward.”
Guillermo Rauch Jun 26, 2025 ▶ 1:12:21 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Supported
Rauch: Vercel AI SDK is second largest AI module behind OpenAI
“It's the second largest AI module behind OpenAI.”
Guillermo Rauch Jun 26, 2025 ▶ 1:18:40 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch predicts a huge wave of mobile apps controlling remote computers via AI
“Because now you can control computers remotely with agents. And again, we're just at the beginning of that. I think there's very few people that have actually done this. There's a company called Manos AI that has like this, like on your phone, you are controll…”
Guillermo Rauch Jun 26, 2025 ▶ 1:23:31 Guillermo Rauch: Why Software Development Will Never Be the Same
Opinion
Rauch: ChatGPT's UI simplicity gives it a fundamental advantage over Google
“If you look at ChatGPT, one fundamental advantage they have over Google is the simplicity of the UI.”
Guillermo Rauch Jun 26, 2025 ▶ 1:26:30 Guillermo Rauch: Why Software Development Will Never Be the Same
Insight
Rauch: Prompting AI is the best proxy for measuring candidate curiosity
“I think prompting is the biggest proxy for how would I measure someone's curiosity.”
Guillermo Rauch Jun 26, 2025 ▶ 1:39:24 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Not checkable as stated
Rauch: Vercel's v0 has generated over 100 million applications
“We've passed over a hundred million generations of applications.”
Guillermo Rauch Jun 26, 2025 ▶ 2:33 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Not checkable as stated
Rauch: v0 doubled Vercel's entire user base in under a year
“VZero has more than doubled the entire user base of Vercel, and Vercel has been around for almost 10 years. VZero has doubled our number of users in less than a year.”
Guillermo Rauch Jun 26, 2025 ▶ 3:10 Guillermo Rauch: Why Software Development Will Never Be the Same
Assertion Supported
Rauch: Next.js has 1.4 million monthly active developers as top React framework
“Next.js today is the largest web framework in the React ecosystem, 1.4 million monthly active developers.”
Guillermo Rauch Jun 26, 2025 ▶ 5:48 Guillermo Rauch: Why Software Development Will Never Be the Same
Prediction Not checkable as stated
Rauch: Every company, task, and role will need complementary AI agents
“So as the market realizes that every company, every task, every role, We'll need these complementary agents.”
Guillermo Rauch Jun 26, 2025 ▶ 7:34 Guillermo Rauch: Why Software Development Will Never Be the Same
Insight
Rauch: AI agents, not human users, will directly wield software tools
“So we're entering a world where it used to be that the tools get drawn in front of your face and knew how to wield them. In this new world, the tools are given to the agent and the agent wills them and decides when to use which.”
Guillermo Rauch Jun 26, 2025 ▶ 25:57 Guillermo Rauch: Why Software Development Will Never Be the Same

Show 22statements(22 left)

Appearances (1)

EpisodeDateSpeaking time
Guillermo Rauch: Why Software Development Will Never Be the Same Jun 26, 2025 1h 22m
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