ClaimsPeople

Marc Andreessen

Marc Andreessen co-created the Mosaic browser, cofounded Netscape, and is cofounder and general partner of the venture capital firm Andreessen Horowitz.

1,009 claims collected, 216 researched, 105 resolved. Report of 4 November 2026, method 0.1.0+c876030c.

Scores by kind of claim

Each kind of claim is scored on its own, out of 100: the share that held up, with the range it likely falls in. Fewer resolved claims give a wider range.

  • Factual claims

    Statements about the present or the past, checked against the record: did they hold up?

    67 61 73

    High confidence, 94 factual claims resolved. From 11 documents, 1995 to 2026; 19 documents sampled from 30 candidates found.

    Not scored: 44 unresolvable, 17 checkable only against their own records.

    See the factual claims

  • Predictions

    Statements about events outside the person's control, checked once they fell due: did they come true?

    60 44 76

    Low confidence, 11 predictions resolved. From 6 documents, 1995 to 2025; 19 documents sampled from 30 candidates found.

    Not scored: 41 unresolvable, 1 checkable only against their own records. 4 more fall due later.

    Does not yet allow for how likely each prediction was when made.

    See the predictions

  • Promises

    Commitments to the person's or organisation's own future action, with something to deliver: was it delivered?

    Insufficient record: 0 promises resolved, 5 needed for a score.

    Not scored: 3 unresolvable.

    See the promises

All types combined: 66 (likely 61 to 72, high confidence), from 105 claims: 94 factual claims, 11 predictions. It mixes kinds of claim in different proportions for different people, so compare people kind by kind.

Marc Andreessen's claims

88 claims

88 claims, sorted by newest said. Choose a claim to read it in full.
VerdictKindSaidClaimTopic
Unresolvable Factual 31 Mar 2026 He said every large company is overstaffed by at least 25%, and that he thinks most large companies are overstaffed by 50% and a lot of them by 75%. Factual · 31 Mar 2026 Economics and markets
Unresolvable Factual 31 Mar 2026 Until December (2025), AI was not good enough to do the jobs that companies are now cutting. Factual · 31 Mar 2026 AI, the economy and work
Unresolvable Prediction 31 Mar 2026 Fears of AI-driven mass labor displacement, based on the lump of labor fallacy, will again prove wrong. Prediction · 31 Mar 2026 AI, the economy and work
Unresolvable Factual 31 Mar 2026 Essentially every large company is overstaffed. Factual · 31 Mar 2026 Economics and markets
Unresolvable Prediction 7 Jan 2026 Falling AI token prices will drive huge demand for AI. Prediction · 7 Jan 2026 AI, the economy and work
Unresolvable Factual 7 Jan 2026 Leading AI application companies start with one model but soon use 12, 50 or more models. Factual · 7 Jan 2026 AI capabilities
Unresolvable Factual 7 Jan 2026 Many of the world's best AI researchers are only 22, 23 or 24 years old. Factual · 7 Jan 2026 Field building and careers
Unresolvable Factual 7 Jan 2026 DeepSeek's model is on par with Claude 3.5 Sonnet, GPT-4o and Gemini on almost all benchmarks. Factual · 7 Jan 2026 AI capabilities
Unresolvable Prediction 7 Jan 2026 Andreessen said he tends to think the AI industry will be structured similarly to the computer industry, with a very small number of giant models running in huge data centers and a cascade of smaller models below. Prediction · 7 Jan 2026 AI capabilities
Unresolvable Prediction 7 Jan 2026 AI models will cascade down to very small models running on single chips embedded in every physical object. Prediction · 7 Jan 2026 AI capabilities
Unresolvable Prediction 7 Jan 2026 The smartest AI models will always be at the top, while small models will be greater in number. Prediction · 7 Jan 2026 AI capabilities
Unresolvable Factual 7 Jan 2026 China's open-source model strategy has created global price competition in AI. Factual · 7 Jan 2026 AI, the economy and work
Unresolvable Prediction Nov 2025 Putting AI into physical objects that move around the world will bring closer an integrated intellectual and physical experience. Prediction · Nov 2025 AI capabilities
Unresolvable Prediction Nov 2025 Robots with AI will be able to gather much more real-world data. Prediction · Nov 2025 AI capabilities
Unresolvable Prediction Nov 2025 He is pretty convinced that AI models will clear the bar of human-level creativity. Prediction · Nov 2025 AI capabilities
Unresolvable Prediction 8 Oct 2025 If AI produced hyper-acceleration of productivity, the result would be hyper-deflation of prices. Prediction · 8 Oct 2025 AI, the economy and work
Unresolvable Prediction 8 Oct 2025 AI-driven employment shifts will not happen at anywhere near the velocity people expect. Prediction · 8 Oct 2025 AI, the economy and work
Unresolvable Prediction 1 May 2025 When AI is doing everything else, venture capital may be one of the last remaining fields people still do. Prediction · 1 May 2025 Economics and markets
Unresolvable Prediction 26 Jan 2025 The DOGE effort will turn out very different from previous government-efficiency programs. Prediction · 26 Jan 2025 AI policy and governance
Unresolvable Factual 26 Jan 2025 Marc Andreessen popularized two memes, though he may not have invented them. Factual · 26 Jan 2025 Their own work or organisation
Unresolvable Prediction 26 Jan 2025 If US debt growth is not fixed, the US will at some point enter a hyper-inflationary spiral and become like Argentina or Brazil. Prediction · 26 Jan 2025 Economics and markets
Unresolvable Factual 26 Jan 2025 The Democratic Party figured out that these tech companies were very subject to being controlled. Factual · 26 Jan 2025 Philosophy, ethics and society
Unresolvable Factual 26 Jan 2025 Silicon Valley voting records show it has been overwhelmingly Democratic, at least historically and for Andreessen's entire time there. Factual · 26 Jan 2025 Philosophy, ethics and society
Unresolvable Factual 26 Jan 2025 The person Andreessen was discussing paid $500 million for the operation he says that person funds out of his own pocket. Factual · 26 Jan 2025 Economics and markets
Unresolvable Factual 26 Jan 2025 Andreessen said that in 1992 he was asked to implement a nudity filter. Factual · 26 Jan 2025 Technology
Unresolvable Prediction 26 Jan 2025 If federal (and for state schools, state) taxpayer funding were withdrawn, universities would instantly go bankrupt. Prediction · 26 Jan 2025 Other
Unresolvable Factual 26 Jan 2025 Anger over online censorship probably increased enthusiasm among right-leaning voters in the recent US election. Factual · 26 Jan 2025 AI policy and governance
Unresolvable Factual 26 Jan 2025 Most of the Republican Party's institutional base were Bush Republicans. Factual · 26 Jan 2025 AI policy and governance
Unresolvable Factual 26 Jan 2025 Around 2012-2013, internet companies rapidly pivoted toward social media censorship and content banning. Factual · 26 Jan 2025 Philosophy, ethics and society
Unresolvable Prediction 26 Jan 2025 Andreessen said he thinks it may be that, with the continued growth of Substack and other new platforms, a tremendous amount of previously forbidden conversations can now shift back into public view, though he did not know that everything would. Prediction · 26 Jan 2025 Philosophy, ethics and society
Unresolvable Prediction 26 Jan 2025 Andreessen said he thinks that if taxpayers come to understand the level of crisis, the funding will evaporate. Prediction · 26 Jan 2025 Other
Unresolvable Factual 26 Jan 2025 Marc Andreessen said he politely declined to design the 'breast detection algorithm' he had imagined he would have to build. Factual · 26 Jan 2025 Their own work or organisation
Unresolvable Prediction 26 Jan 2025 If the debt problem is not fixed, the US will at some point enter a hyperinflationary spiral and become like Argentina or Brazil. Prediction · 26 Jan 2025 Economics and markets
Unresolvable Factual 16 Oct 2023 Technology is the only perpetual source of economic growth, since natural resource utilization has limits. Factual · 16 Oct 2023 Economics and markets
Unresolvable Prediction 16 Oct 2023 Any deceleration of AI development will cost lives. Prediction · 16 Oct 2023 AI policy and governance
Unresolvable Factual 16 Oct 2023 Technology-powered productivity growth is the main driver of economic growth, wage growth, and the creation of new industries and jobs. Factual · 16 Oct 2023 Economics and markets
Unresolvable Prediction 2 Sep 2023 Andreessen guessed that within a couple of years of 2023, the dominant discussion about AI would be the United States or the West versus China. Prediction · 2 Sep 2023 AI policy and governance
Unresolvable Factual 2 Sep 2023 Chinese researchers had just published a paper on a model they built that is sort of close to GPT-4 quality. Factual · 2 Sep 2023 AI capabilities
Unresolvable Prediction 2 Sep 2023 AI will be one of the key technologies shaping the world for hundreds of years, amid a new Cold War dynamic between the US and China. Prediction · 2 Sep 2023 AI policy and governance
Unresolvable Factual 2 Sep 2023 Andreessen said that, in his view, virtually all new technologies have historically turned out to be net positive, at least from where we sit today. Factual · 2 Sep 2023 Technology
Unresolvable Factual 2 Sep 2023 Vernor Vinge was probably the origin of the idea of the technological singularity, which Andreessen thought went back to the 1970s. Factual · 2 Sep 2023 AI safety and alignment
Unresolvable Factual 12 Jun 2023 As of June 2023, AI breakthroughs were happening essentially every week. Factual · 12 Jun 2023 AI capabilities
Unresolvable Factual 12 Jun 2023 GPT-4 has far superior crystallized intelligence to any human. Factual · 12 Jun 2023 AI capabilities
Unresolvable Prediction 12 Jun 2023 Freedom-oriented regimes will generally want to make the US bet on AI. Prediction · 12 Jun 2023 AI policy and governance
Unresolvable Prediction 12 Jun 2023 It is entirely possible that fundamentally better neural network architectures will now be invented. Prediction · 12 Jun 2023 AI timelines and forecasting
Unresolvable Prediction 12 Jun 2023 Authoritarian-oriented regimes will be tempted to take the Chinese path on AI. Prediction · 12 Jun 2023 AI policy and governance
Unresolvable Factual 12 Jun 2023 People of higher intelligence are less violent and more capable of solving problems. Factual · 12 Jun 2023 Philosophy, ethics and society
Unresolvable Prediction 12 Jun 2023 Many countries around the world will have to make a fundamental choice between US and Chinese AI. Prediction · 12 Jun 2023 AI policy and governance
Unresolvable Prediction 12 Jun 2023 Which AI bet (US or China) a country takes will help tilt its political system in the future, as AI shapes its politics and culture. Prediction · 12 Jun 2023 AI policy and governance
Unresolvable Prediction 12 Jun 2023 There may be decades of architectural breakthroughs still ahead in AI. Prediction · 12 Jun 2023 AI timelines and forecasting
Unresolvable Factual 12 Jun 2023 Andreessen said he would estimate GPT-4's human-equivalent IQ, which he described as fluid intelligence, at roughly 130 to 135. Factual · 12 Jun 2023 AI capabilities
Unresolvable Prediction 12 Jun 2023 Countries like Israel will have their own AI capabilities, but much of what they have will be derived from the United States. Prediction · 12 Jun 2023 AI policy and governance
Unresolvable Prediction 6 Jun 2023 Artificial intelligence will not destroy the world, and may instead save it. Prediction · 6 Jun 2023 AI timelines and forecasting
Unresolvable Promise 20 Sep 2021 Marc Andreessen and Ben Horowitz will host their Clubhouse show "One On One with A & Z" on Wednesday, September 22, 2021 at 5:00 PM Pacific. Promise · 20 Sep 2021 Their own work or organisation
Unresolvable Promise 20 Aug 2021 Marc Andreessen and Ben Horowitz will host their Clubhouse show "One On One with A & Z" on Monday, August 23, 2021 at 7:00 PM Pacific. Promise · 20 Aug 2021 Their own work or organisation
Unresolvable Promise 13 Aug 2021 Marc Andreessen and Ben Horowitz will host their Clubhouse show "One On One with A & Z" on Monday, August 16, 2021 at 7:00 PM Pacific. Promise · 13 Aug 2021 Their own work or organisation
Unresolvable Factual 18 Apr 2020 Prices of housing, schools and hospitals have skyrocketed. Factual · 18 Apr 2020 Economics and markets
Unresolvable Factual 18 Apr 2020 The last major innovation in K-12 education was Montessori, which traces back to the 1960s. Factual · 18 Apr 2020 Economics and markets
Unresolvable Factual 18 Apr 2020 The US cannot build nearly enough housing in cities with surging economic potential, causing skyrocketing housing prices such as in San Francisco. Factual · 18 Apr 2020 Economics and markets
Unresolvable Factual 18 Apr 2020 Every Western institution was unprepared for the coronavirus pandemic despite many prior warnings. Factual · 18 Apr 2020 Other global risks
Unresolvable Prediction 1 Jan 2018 Commercial drones will become a giant market in industries such as oil and gas and insurance. Prediction · 1 Jan 2018 Technology
Unresolvable Prediction 1 Jan 2018 Autonomous drone technology is about to tip and become very widely usable. Prediction · 1 Jan 2018 Technology
Unresolvable Factual 1 Jan 2018 The autonomous drone can fly through underground parking garages without collisions. Factual · 1 Jan 2018 AI capabilities
Unresolvable Factual 1 Jan 2018 The autonomous drones are based on deep learning. Factual · 1 Jan 2018 AI capabilities
Unresolvable Prediction 1 Jan 2018 Sky Deal's autonomous consumer drones will be a very big advance in what hobbyists can do. Prediction · 1 Jan 2018 Technology
Unresolvable Prediction 1 Jan 2018 Entrepreneurial opportunity is more likely to be in areas people think of as cult and fringe. Prediction · 1 Jan 2018 Economics and markets
Unresolvable Prediction 1 Jan 2018 The things being described, which the speaker said would be used for drones, will become things people rely on to make their lives safer and better, and will be taken completely for granted. Prediction · 1 Jan 2018 Technology
Unresolvable Factual 1 Jan 2018 Friendster's investors were, more likely than not, unwilling and unable to invest in Facebook because they were conflicted, as Friendster's founder would have objected to investment in a competing company. Factual · 1 Jan 2018 Economics and markets
Unresolvable Factual 28 May 2017 In 1993 the University of Illinois campus had broadband at the level people have in their homes in 2017. Factual · 28 May 2017 Technology
Unresolvable Factual 20 Aug 2011 As of 2011, Google was the largest direct marketing platform. Factual · 20 Aug 2011 Economics and markets
Unresolvable Prediction 20 Aug 2011 Andreessen expected that over the next 10 years many more industries would be disrupted by software, with new world-beating Silicon Valley companies doing the disruption in more cases than not. Prediction · 20 Aug 2011 Technology
Unresolvable Prediction 20 Aug 2011 In Andreessen's view, health care and education are next up for fundamental software-based transformation. Prediction · 20 Aug 2011 Technology
Unresolvable Prediction 20 Aug 2011 The trend toward hybrid and electric vehicles will accelerate the shift of cars to software control. Prediction · 20 Aug 2011 Technology
Unresolvable Prediction 20 Aug 2011 If the new software companies perform as expected, they will become highly valuable cornerstone companies in the global economy, addressing markets far larger than tech has historically pursued. Prediction · 20 Aug 2011 Economics and markets
Unresolvable Factual 20 Aug 2011 In 2011 cars' software runs engines, controls safety features, provides entertainment and navigation, and connects cars to mobile, satellite and GPS networks. Factual · 20 Aug 2011 Technology
Unresolvable Factual 20 Aug 2011 In 2011 running a basic Internet application in Amazon's cloud cost about $1,500 a month. Factual · 20 Aug 2011 Technology
Unresolvable Factual 20 Aug 2011 As of 2011, LinkedIn was the fastest growing recruiting company. Factual · 20 Aug 2011 Economics and markets
Unresolvable Factual Jun 1995 Netscape builds cryptography into most of its products. Factual · Jun 1995 Technology
Unresolvable Prediction Jun 1995 Andreessen said he thought a lot of companies were going to start taking advantage of "that"; the material does not say what "that" refers to. Prediction · Jun 1995 Economics and markets
Unresolvable Factual Jun 1995 Mosaic was basically written without bandwidth considerations in mind, designed for a really fast network at a time when its developers had the NSF T3 backbone (45 Mbps). Factual · Jun 1995 Technology
Unresolvable Factual Jun 1995 The idle supercomputers sit unused because scientists prefer a DEC Alpha workstation, which is as fast or faster than a supercomputer at a fraction of the cost. Factual · Jun 1995 AI compute, hardware and data
Unresolvable Factual Jun 1995 Research funding in general, and for efforts like Mosaic in particular, dropped off in the early 1990s. Factual · Jun 1995 Economics and markets
Unresolvable Prediction Jun 1995 Among other things, commercialization will guarantee that the Net will be there. Prediction · Jun 1995 Economics and markets
Unresolvable Factual Jun 1995 Andreessen said the project he and Eric worked on never really had a manager. Factual · Jun 1995 Technology
Unresolvable Factual Jun 1995 In the 3 to 4 years before 1995, PCs went from a hobbyist toy to use by roughly 40 to 50 million people. Factual · Jun 1995 Economics and markets
Unresolvable Factual Jun 1995 One of the things Netscape tried to do was keep the concepts of client and server very separate. Factual · Jun 1995 Technology
Unresolvable Prediction Jun 1995 Some day it should be possible for everyone to publish on the Net as easily as using word processing. Prediction · Jun 1995 Technology
Unresolvable Prediction Jun 1995 Five or ten years is about the right timeframe to think about consumers shifting their commerce online, because that is about how long it takes for consumer habits to change on a broad scale. Prediction · Jun 1995 Economics and markets
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Marc Andreessen

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Factual Economics and markets

“It’s at least overstaffed by 25%. I think most large companies are overstaffed by 50%. I think a lot of them are overstaffed by 75%.”

Marc Andreessen, a16z cofounder, on 20VC podcast 31 March 2026 Marc Andreessen says AI layoffs are a farce (Fortune)

He said every large company is overstaffed by at least 25%, and that he thinks most large companies are overstaffed by 50% and a lot of them by 75%.

Unresolvable The public record could not settle it.

Reasoning

Overstaffing percentages have no defined benchmark and no public record could settle them.

Cite this claim

Marc Andreessen, “He said every large company is overstaffed by at least 25%, and that he thinks most large companies are overstaffed by 50% and a lot of them by 75%.” (said 31 March 2026). Verdict: unresolvable. Reliability API, claim c_89d92349d44c, method 0.1.0+c876030c. https://epistacklabs.com/claims/c_89d92349d44c

Claims without a verdict

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