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SemiAnalysis Weekly

Weekly SemiAnalysis conversations on semiconductors, AI infrastructure, datacenters, and technology markets.

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Artwork for Ep. 024 - SpaceX's 10GW Plan Drives $300B ARR by 2027 (Datacenter, Energy) | Reyk Knuhtsen, Jeremie Eliahou Ontiveros, Jordan Nanos
SemiAnalysis Weekly

Ep. 024 - SpaceX's 10GW Plan Drives $300B ARR by 2027 (Datacenter, Energy) | Reyk Knuhtsen, Jeremie Eliahou Ontiveros, Jordan Nanos

This episode argues that frontier AI economics are powerful enough to justify an aggressive 10 GW buildout, with SpaceX/xAI potentially turning rapid power and datacenter deployment into roughly $300B of ARR by 2027. The back half shifts to execution constraints, Microsoft’s role as a likely offtaker, and a security warning that autonomous agents can already coordinate real-world attacks.

Artwork for Ep. 023 - Everyone Leaves Google, Elon Forecasts 1T ARR, Reflecting On GPT-5, Building Personalized Software (Roundtable) | Jon Y, Doug O'Laughlin, Jordan Nanos
SemiAnalysis Weekly

Ep. 023 - Everyone Leaves Google, Elon Forecasts 1T ARR, Reflecting On GPT-5, Building Personalized Software (Roundtable) | Jon Y, Doug O'Laughlin, Jordan Nanos

The roundtable argues that GPT-5 was disappointing but later model iterations improved, especially for coding and iterative software work. The bigger strategic themes are Google’s talent drain, China’s transceiver supply-chain leverage, and a future where AI-driven software and security risks reshape how people build and use tools.

Artwork for Ep. 022 - Market Drawdown, Historic Bubbles, Funding The Buildout, AI Politics (Doug is Back)
SemiAnalysis Weekly

Ep. 022 - Market Drawdown, Historic Bubbles, Funding The Buildout, AI Politics (Doug is Back)

Doug and the hosts frame the post-rally semiconductor selloff as a technical unwind rather than a broken thesis, while debating whether AI demand can keep outrunning surging memory, GPU, and data center supply. The episode also digs into financing and political bottlenecks, arguing that AI’s biggest risk may be a timing mismatch between massive capex and delayed monetization.

Artwork for Ep. 021 - The AI Project Trinity: Capital, Offtake, Data Center (Datacenter, Energy) | Dan Nishball, Jordan Nanos, Zane Fong, Kang Wen Cheang
SemiAnalysis Weekly

Ep. 021 - The AI Project Trinity: Capital, Offtake, Data Center (Datacenter, Energy) | Dan Nishball, Jordan Nanos, Zane Fong, Kang Wen Cheang

This episode introduces the AI Project Trinity: capital, offtake, and data centers, with a focus on Nvidia backstops and how they enable AI infrastructure financing. The panel previews a technical discussion of GPU loan pricing, lender tooling, Asia Pacific examples, and the implications for Nvidia’s financials.

Artwork for Ep. 020 - Anthropic vs OpenAI Usage, Margins, Meta Compute, Future of MSL (Tokenomics) | Crystual Huang, Max Kan, Joey Brookhart, Jordan Nanos
SemiAnalysis WeeklyCrystal Huang, Max Kan, Joey Brookhart

Ep. 020 - Anthropic vs OpenAI Usage, Margins, Meta Compute, Future of MSL (Tokenomics) | Crystual Huang, Max Kan, Joey Brookhart, Jordan Nanos

The episode argues that token budgeting mostly hits a small set of power users, while coding remains the dominant driver of AI spend and API revenue. The panel also breaks down Anthropic vs. OpenAI margins, Meta’s compute strategy, and the emerging RL-environment market for frontier-lab data.

Artwork for [Emergency Episode] Moonshot’s Kimi K3 has Arrived! China has a Frontier Model
SemiAnalysis Weekly

[Emergency Episode] Moonshot’s Kimi K3 has Arrived! China has a Frontier Model

Moonshot’s Kimi K3 is presented as a frontier-level model that the hosts rank among the world’s top three, with benchmark strength but a noticeable user-experience gap versus leading closed models. The episode focuses on its 2.8T-scale serving constraints, delayed weight release, higher API pricing, Chinese accelerator strategy, and what the model says about the narrowing open-vs-closed gap.

Artwork for Ep. 019 - Inside the STEEL Lab: From Package to Transistor (Teardown Lab) | Afzal Ahmad, Andrew Wagner, Jordan Nanos
SemiAnalysis WeeklyAfzal Ahmad, Andrew Wagner

Ep. 019 - Inside the STEEL Lab: From Package to Transistor (Teardown Lab) | Afzal Ahmad, Andrew Wagner, Jordan Nanos

SemiAnalysis’s STEEL team explains how it tears down chips from package to transistor to infer process, architecture, and packaging details. The episode centers on SMIC’s N3 node and Huawei’s Kirin 9030, highlighting aggressive DUV scaling, SRAM shrink, NPU changes, and the growing challenge of analyzing backside power, gate-all-around, and advanced packaging.

Artwork for Ep. 018 - Stop Saying Half of 2026 US Datacenter Capacity Is Canceled (Datacenter, Energy) | Jeremie Eliahou Ontiveros, Reyk Knuhtsen, Ellie Holbrook, Jordan Nanos
SemiAnalysis WeeklyJeremie Eliahou Ontiveros, Reyk Knuhtsen, Ellie Holbrook

Ep. 018 - Stop Saying Half of 2026 US Datacenter Capacity Is Canceled (Datacenter, Energy) | Jeremie Eliahou Ontiveros, Reyk Knuhtsen, Ellie Holbrook, Jordan Nanos

The episode argues that the viral claim that half of 2026 U.S. data center capacity is canceled rests on a flawed denominator and a mismatch between early-stage announcements and projects actually under construction. The discussion then shifts to behind-the-meter power, gas pipelines, turbines, and why the team thinks AI data center buildouts will keep forcing new generation and infrastructure.

Artwork for Ep. 017 - DeepSeek V4 and Huawei Ascend NPU Performance (InferenceX) | Kimbo Chen, Cam Quilici, Bryan Shan, Jordan Nanos
SemiAnalysis WeeklyCam Quilici, Kimbo Chen, Bryan Shan

Ep. 017 - DeepSeek V4 and Huawei Ascend NPU Performance (InferenceX) | Kimbo Chen, Cam Quilici, Bryan Shan, Jordan Nanos

DeepSeek V4’s big leap is 1M context via aggressive sparse-attention and KV-cache compression, paired with a mega-MOE/mega-kernel approach to speed expert computation. The episode also compares day-zero support across Nvidia, Huawei Ascend, and AMD, highlighting how early access, kernel fusion, and tooling maturity shape real inference performance.

Artwork for Ep. 016 - What Unitree's Evolution Means For Robotics (Robotics) | Jordan Nanos, Reyk Knuhtsen, Niko Ciminelli
SemiAnalysis WeeklyNiko Ciminelli, Reyk Knuhtsen

Ep. 016 - What Unitree's Evolution Means For Robotics (Robotics) | Jordan Nanos, Reyk Knuhtsen, Niko Ciminelli

The episode argues that Unitree’s real moat is not just robot quality, but China’s manufacturing density, fast iteration, and supply-chain depth. The guests think humanoid robotics is still early and messy, yet low-cost robots that are “good enough” for a few useful tasks could create real demand quickly.

Artwork for Ep. 015 - DG Matrix Explains 800V DC vs Legacy AC Distribution (Datacenter, Energy) | Jordan Nanos, Jeremie Eliahou Ontiveros, Nicolas Bontigui, Haroon Inam
SemiAnalysis WeeklyHaroon Inam

Ep. 015 - DG Matrix Explains 800V DC vs Legacy AC Distribution (Datacenter, Energy) | Jordan Nanos, Jeremie Eliahou Ontiveros, Nicolas Bontigui, Haroon Inam

Haroon Inam of DG Matrix argues that 800V DC is becoming necessary as GPU rack power rises beyond what legacy AC distribution can deliver economically. The episode focuses on why voltage, not current, is the key constraint, and how multiport solid-state transformers could make datacenters more flexible, modular, and future-proof.

Artwork for Ep. 014 - Finding Miscompiles For Fun, Not Profit (AI Infrastructure) | Justin Lebar & Jordan Nanos
SemiAnalysis WeeklyJustin Lebar

Ep. 014 - Finding Miscompiles For Fun, Not Profit (AI Infrastructure) | Justin Lebar & Jordan Nanos

Justin Lebar and Jordan Nanos discuss how Lebar found compiler miscompiles using both classic fuzzing and LLM-assisted code review. The episode emphasizes severe x86 and AMDGPU bugs, the difficulty of scaling fuzzers, and the surprising effectiveness—but real cost—of using agents to scan compiler code.