Speaker Notes

Behind Latent Space: Kill My SaaS, Jev & AI in 2026 | AIEi Shanghai

The tech industry is shifting toward positive-sum dynamics where coding agents enable rapid SaaS cloning and AI-native products rely on system 1 models, full-duplex interaction, and product taste.

Latent Space · 1:12:24 · YouTube ↗

Podcast episode · 2 hosts  Intermediate · Strategy and industry insights

Highlights

6 clips · 7 min of 72 min
    • Finance is a zero-sum game where sharing knowledge devalues it.
    • Tech is positive-sum where sharing code and mistakes increases collective value.
    • Openness in tech allows practitioners to learn in public and build powerful networks.
    • Community building succeeds when you connect with people's aspirations and identity.
    • Giving engineers a clear and respected job title creates fierce loyalty.
    • Choosing the right term unites a fragmented group of practitioners into an industry.
    • High subscription costs for rigid B2B software motivate custom agent cloning.
    • Coding agents enable developers to build functional software clones in a single week.
    • Mid-tier SaaS companies face severe churn risk as customers can easily replace them.
    • Business owners can clone expensive mid-tier SaaS tools using coding agents for a fraction of the cost.
    • SMB customers are increasingly capable of bypassing software vendors entirely.
    • Mid-tier SaaS companies risk losing their entire customer base to custom-built alternatives.
    • Models should be restricted to making choices and estimating probabilities within critical workflows.
    • Moving away from chat windows embeds intelligence directly as standard code statements.
    • Reliability and speed at every workflow point matter more than massive standalone intelligence.
    • Taste is the ability to quickly prune thousands of bad possibilities down to the correct one.
    • True taste appears completely obvious in hindsight despite seeming non-obvious initially.
    • Products like the iPhone exemplify taste by rejecting legacy constraints.
    • Full-duplex communication allows continuous back-and-forth without taking rigid conversational turns.
    • Continual learning replaces static pre-training and post-training phases with real-time adaptation.
    • Advanced interaction models represent a crucial under-the-radar frontier in AI development.

Questions this video answers

8 · every answer cites the moment it was said
01 Why is tech a better environment for learning in public compared to finance? 2 sources · 8:48

Tech operates on positive-sum dynamics where sharing knowledge increases its overall value, unlike finance which is zero-sum. This openness allows practitioners to freely share code and mistakes, whereas finance values secrecy. Consequently, learning in public in tech helps individuals build communities and choose their own path.

02 How did the term AI engineer originate and why was it chosen? 2 sources · 13:32

The term emerged after realizing that non-technical people could only prompt, whereas software engineers could control many AIs at once using harnesses. The creator focused on developer identity rather than job tasks, providing a professional title that aligned with their career aspirations. This helped establish a distinct industry discipline and community for developers integrating AI.

03 How are coding agents threatening mid-tier B2B software companies? 2 sources · 2:30

Modern coding agents can independently click through and replicate software screens, enabling developers to clone expensive SaaS platforms rapidly. Business owners paying thousands for rigid mid-tier SaaS can now hire someone to build custom open-source alternatives for a fraction of the cost. As a result, mid-tier SaaS companies risk losing their customer base unless they pivot to building specialized agents or data vendors.

04 How does the AI Engineer conference expand globally through local franchises? 2 sources · 26:10

The conference scales internationally by partnering with local teams in different countries, mirroring the JSCON franchise model. Local organizers handle regional execution and community building while agreeing to follow code-of-conduct standards and brand guidelines. This approach allows global markets to host high-quality engineering conferences tailored to their specific regions.

05 Why is it a good time for business owners to build custom software? 3 sources · 35:34

Business owners face high subscription costs for sluggish off-the-shelf software that fails to meet their exact needs. By leveraging coding agents, they can spend a fraction of that budget to build self-maintaining internal tools tailored precisely to their workflows. This drastically increases employee productivity and bypasses traditional software vendor lock-in.

06 What makes System 1 models different from traditional LLM chat architectures? 2 sources · 47:31

Instead of treating large language models as a separate chat window or harness where you wait for complex reasoning, System 1 models are embedded directly into normal code paths. They act casually like programming if-statements to make quick choices and estimate probabilities. This approach prioritizes reliability and speed by using smaller models everywhere rather than relying on one monolithic chatbot.

07 How should technical and research-oriented founders approach go-to-market strategy? 2 sources · 56:39

Technical founders often make the mistake of treating marketing as a minor last-minute task right before a product launch. Instead, they must integrate go-to-market thinking early in the process to understand their target audience and pitch correctly. Partnering with someone focused on marketing helps bridge the gap between building great technology and finding product-market fit.

08 How do you define product taste when building software? 2 sources · 59:56

Taste is the ability to quickly and cheaply narrow down a massive set of potential product directions to the few options that are obviously correct. Rather than brute-forcing every possibility, a tasteful founder intuitively discards bad paths and zeroes in on what works. This often means making bold, definitive choices that others eventually end up copying.

Section-by-section summary

15 parts

Bringing the AI Engineer conference to Shanghai

The Latent Space podcast introduces the first AI Engineer event in Shanghai, celebrating China's rapid progress in open-source models, robotics, and vibrant local startup communities.

Transitioning from finance to tech and media

Swyx shares his background as a fifth-generation Singaporean who spent years in finance before moving into tech roles at Amazon and startups, eventually founding Latent Space.

Learning in public leverages the positive-sum nature of tech

Shifting from the zero-sum world of finance to tech enabled Swyx to write and share his learnings openly, creating a powerful mechanism for career growth and independence.

Defining the AI engineer to build a movement

Observing how AI empowers engineers to control multiple models led to coining the AI engineer term, establishing a distinct professional discipline and thriving community.

Scaling the AI Engineer summit into a global franchise

The AI Engineer World's Fair grew rapidly by adopting a franchise model similar to JSConf, empowering local organizers worldwide while maintaining community standards.

Coding agents threaten mid-tier B2B software

High software spend on rigid B2B tools prompted a public challenge where coding agents successfully cloned a forty thousand dollar SaaS application in just one week.

Business owners can build custom workflows with agents

SMB owners can dramatically increase employee productivity by replacing clunky commercial software with custom-built agentic tools. Coding agents eliminate the need to wait months for vendor feature requests.

Software contests surface better ideas than rigid specs

Running open development contests provides diverse design ideas similar to crowdsourced design platforms. Evaluating multiple functional implementations helps founders discover ideal product features they could not have initially specified.

Open-source alternatives beat commoditized enterprise tools

Hosting open-source alternatives to standard business software allows seamless integration with internal storage and data rooms. Eliminating reliance on legacy network effects removes unnecessary friction and transaction costs.

Jev and System 1 models embed AI in code

Diego's Jev architecture shifts the AI paradigm from cumbersome chat windows to lightweight models making probabilistic choices inside critical code paths. This approach prioritizes execution reliability and speed over monolithic reasoning.

Non-traditional backgrounds drive AI breakthroughs

Breakthrough AI products often emerge from creators outside traditional ML research labs who reject scaling dogma. Combining technical capability with strong showmanship helps communicate radical architectural ideas effectively.

Technical founders must integrate GTM early

Engineering-focused founders expanding globally often struggle with marketing and understanding local market demands. Involving go-to-market strategy early in product development ensures better alignment with customer needs.

Taste is the ability to prune bad possibilities

Product taste is defined by the instinctual ability to rapidly narrow down thousands of options to the correct choice. Truly tasteful products look completely obvious in hindsight because they reject obsolete paradigms.

Chinese startup ecosystems exhibit extreme intensity

The Shanghai tech scene demonstrates immense hustle, grit, and competitive drive compared to Western markets. High-intensity execution and rapid scaling position Chinese technical founders as formidable global competitors.

Full-duplex interaction models are the next frontier

Emerging interaction models feature full-duplex communication and continual learning that adapt in real time during work. While technical innovation accelerates, existential safety risks remain a critical concern for the AI community.

0:00 / 1:12:24
k play/pause · f fullscreen · m mute
n next · p previous clip · t highlights/full
< > slower/faster · / search what was said
  • AI engineer11× · first 3:35

    A software engineer who builds harnesses and integrates AI into traditional code rather than performing advanced machine learning research.

  • Stable Diffusion3× · first 10:26

    An open-source image generation model whose release sparked widespread community learning and development.

  • System 1 models2× · first 48:08

    Smaller, faster models embedded directly into code paths to make quick choices and estimate probabilities.

  • Jev5× · first 45:59

    An AI framework and concept focused on using models for quick choices directly within programming code paths.

  • Full-duplex interaction1× · first 1:07:46

    A continuous communication model where users and AI listen and speak simultaneously without taking rigid turns.