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ClickHouse CEO: AI Margins Need to Improve | Revenue Concentration Should be a Concern

Aaron Katz is the Co-Founder and CEO of ClickHouse, the real-time analytics database powering companies including OpenAI, Anthropic, Tesla and Microsoft. ClickHouse just surpassed $350M in ARR and raised over $1B from investors including Dragoneer, Khosla Ventures, Coatue, 20VC and Benchmark. Previously, Aaron was CRO at Elastic, where he helped scale revenue from approximately $5M to $500M and led the company through its IPO. Before Elastic, he spent 12 years at Salesforce, working alongside Marc Benioff and helping transform it from a 200-person startup into a global software giant. ----------------------------------------------- Timestamps: 00:00 - Intro 01:52 - Are We Still Early in the AI Cycle? 03:49 - The Biggest Risk in AI Investing Today 04:46 - Is Anthropic’s Revenue Actually Durable? 06:16 - How Should Companies Think About AI Token Spend? 10:04 - AI Is Pulling Product Roadmaps Forward by Years 12:01 - What Happens When AI Agents Become the Customer? 16:12 - Every AI Agent Will Need an Identity and a Budget 17:59 - Will Every Company Have Its Own AI Model? 21:20 - Open Models vs Frontier Models: Who Wins? 22:35 - Could OpenAI and Anthropic Become Infrastructure Companies? 24:46 - Are Enterprises More Scared of Frontier Labs Than Chinese Models? 28:01 - Why Enterprises Are Moving Back On-Prem 36:25 - What Founders Get Wrong About Fundraising 38:36 - ClickHouse’s Path to $1BN ARR 39:33 - Can Startups Compete With OpenAI and Anthropic for Talent? 46:51 - Is 0 to $100M ARR in One Year the New Standard? 48:26 - Does Revenue Concentration Still Matter in AI? 53:44 - Quick-Fire Round ---------------------------------------------------------------------------------------------- Subscribe on Spotify: https://open.spotify.com/show/3j2KMcZTtgTNBKwtZBMHvl?si=85bc9196860e4466 Subscribe on Apple Podcasts: https://podcasts.apple.com/us/podcast/the-twenty-minute-vc-20vc-venture-capital-startup/id958230465 Follow Harry Stebbings on X: https://twitter.com/HarryStebbings Follow Aaron Katz on X: https://twitter.com/ceo_clickhouse Follow 20VC on Instagram: https://www.instagram.com/20vchq Follow 20VC on TikTok: https://www.tiktok.com/@20vc_tok Visit our Website: https://www.20vc.com Subscribe to our Newsletter: https://www.thetwentyminutevc.com/contact ----------------------------------------------- #20vc #harrystebbings #ai #founder #clickhouse #ceo #aaronkatz

Aaron KatzguestHarry Stebbingshost
Aug 31, 20261h 5mWatch on YouTube ↗

At a glance

WHAT IT’S REALLY ABOUT

ClickHouse CEO on AI durability, margins, agents, and infrastructure shifts

  1. Katz argues AI is still early and accelerating faster than prior platform shifts, with unprecedented revenue growth and new technical demands from agentic applications.
  2. He believes the biggest AI investing risk is revenue durability because switching costs are low for many agentic apps, even as infrastructure software tends to have high switching costs.
  3. He expects AI margins can be tolerated while growth is exceptional, but companies must show credible paths to margin expansion as token costs fall and efficiency improves.
  4. He predicts agents will become active infrastructure selectors and will require identity, authorization, and budgets—creating a governance layer that doesn’t exist yet.
  5. ClickHouse’s growth thesis centers on low-latency, efficient analytics for exploding query volumes, with strong retention/expansion dynamics and deliberate moves across cloud and on-prem deployments.

IDEAS WORTH REMEMBERING

5 ideas

AI’s current wave is more compressed and operationally demanding than prior cycles.

Katz compares AI to internet/mobile/social but says agentic products are maturing faster and stressing systems with highly concurrent, exploratory workloads rather than predictable human dashboard queries.

Margin concerns matter less than credible margin expansion while hypergrowth persists.

He’s relatively relaxed about low gross margins in AI-native businesses if they maintain strong balance sheets and can show a path to improving margins as token prices trend downward.

Durability of revenue is the critical risk for many AI applications.

Switching costs can be very low for agentic apps and model-driven products because providers are leapfrogging quickly; investors should scrutinize how defensible and “sticky” usage really is.

Token spend should be governed by outcomes (roadmap velocity and revenue), not fear of the bill.

ClickHouse prioritized accelerating engineering output (“AI Awakening”) and treats token cost as controllable later—especially since per-token cost is falling and product velocity is pulling roadmaps forward by years.

Agents will drive new requirements: ultra-low latency plus efficiency at massive scale.

Katz frames agent workloads as dozens of simultaneous SQL queries across systems, making the slowest link define the experience; infrastructure winners must ingest, store, and query at lower cost than incumbents.

WORDS WORTH SAVING

5 quotes

We're just getting started. This seems to be accelerating at a unprecedented pace.

Aaron Katz

Would be durability of revenue, because the switching costs that you and I talked about are very high for infrastructure software. The switching costs can be very low for agentic applications.

Aaron Katz

That you can overestimate what you can achieve in one year and underestimate what you can achieve in five.

Aaron Katz

We can talk about the fact that agents will need to have an identity... they'll need to have a budget, and how do you authorize an agent to consume a service?

Aaron Katz

If I've got one customer that, or one category or one industry that accounts for more than 10% of revenue, I spend a lot of time thinking about it and that seems to be kind of the industry standard, that threshold that if some dimension of your revenue base accounts for more than 10% of your revenue, you've got exposure and I wanna limit exposure, right?

Aaron Katz

Where we are in the AI cycle and speed vs prior erasGross margins, token costs, and ROI measurementRevenue durability and switching costs in AI appsAgentic future: latency, efficiency, exploratory query patternsAgents as customers: infrastructure selection and governanceAgent identity, authorization, and budgetsOpen weights vs open source; enterprise risk, indemnification, and trustEnterprises moving back on-prem and multi-deployment requirementsClickHouse GTM: PLG plus enterprise sales layeringFundraising strategy, investor value-add, and board dynamicsTalent competition vs frontier labs; global hiring and retentionRevenue concentration risk thresholds and mitigation

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