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Compare moats

Up to three covered companies, band by band. Every call is a curated editorial judgment, never a disclosed figure — and every band carries its cited basis.

comparing Seagate Technology×Cloudflare×Baidu× maximum of 3 — remove one to swap
Seagate Technology STX ai moat: latest change 2026-08-04 Cloudflare NET ai moat: latest change 2026-02-26 Baidu BIDU ai moat: latest change 2026-03-17
Moat rating narrow

The FY2026 10-K names Western Digital and Toshiba as the HDD competitors plus 'NAND flash suppliers that provide and enable alternative storage technologies' — a two-and-a-half-player market with a substitute technology pressing on it, defended by scale rather than lock-in.

source: sec.gov

wide

The band is earned by a measured share gap on a hard-to-rebuild asset, not asserted. W3Techs' 17 September 2026 survey (w3techs.com/technologies/overview/proxy) puts Cloudflare in front of 25.8% of all websites, an 85.0% share of the reverse-proxy market, against Amazon CloudFront at 5.5%, Fastly at 3.0% and Akamai at 2.1% - roughly fifteen times the nearest rival. The FY2025 10-K filed 2026-02-26 describes what a challenger would have to reproduce to contest that: a network that 'spans more than 330 cities in over 125 countries worldwide and interconnects with over 13,000 networks globally', architected to 'run every service on every server in every city' - capacity and peering accumulated city by city over a decade, not bought in a quarter. The position has been monetised without margin decay: SEC XBRL fundamentals on this site show GAAP gross margin inside a 74.5-78.7% band in every fiscal year from FY2017 to FY2025 while revenue grew from $134.9M to $2,167.9M, and Cloudflare's Q4/FY2025 results release of 2026-02-10 (cloudflare.com/press/press-releases/2026/cloudflare-announces-fourth-quarter-and-fiscal-year-2025-financial-results/) reports remaining performance obligations up 48% and new annual contract value up nearly 50% year over year. What stops this being a certainty rather than a judgement: the dominant share sits in application services, while SASE and developer compute are contested by vendors the 10-K itself concedes hold 'substantially greater financial, technical, and other resources.'

source: sec.gov

eroding

Baidu's search franchise still leads, but it earns less each year and the company has written part of it down. Its 2025 annual report on Form 20-F (https://www.sec.gov/Archives/edgar/data/1329099/000119312526109289/d38065d20f.htm) says revenue from online marketing services "declined in 2024 and 2025, primarily due to our ongoing AI transformation, which impacted the monetization approach, as well as unfavorable macroeconomic conditions", and that "the increasing prevalence of AI-powered search engines and virtual assistants is fundamentally altering user behavior", so that users "may have less need to click on traditional search results or sponsored links". In 2025 it recognised RMB16.2 billion of impairment losses on its Core asset group after a recoverability test it attributes to "fluctuations in the external environment, in particular the rapid iteration of AI technology, and changes in our internal operations", and reported an operating loss of RMB5.8 billion (operating income of RMB10.4 billion excluding the impairment). The decline continued into 2026: the second-quarter results (https://ir.baidu.com/news-releases/news-release-details/baidu-announces-second-quarter-2026-results, 2026-08-18) show what Baidu calls Legacy Business revenue at RMB10.4 billion, down 23% year over year, and the CEO says "our online marketing business remains under pressure". The lead itself is still large by an independent count, with StatCounter putting Baidu at 46.65% of China's search engine market in September 2026. A lead that monetises less each year, and has needed an impairment, is an eroding moat.

source: sec.gov

Moat type cost scale

The filing grounds its position in 'our areal density-driven technology roadmap' and 'vertically integrated engineering and manufacturing capabilities' — cost per terabyte at scale is the moat.

source: sec.gov

cost scale

The FY2025 10-K states the mechanism outright, and it is a unit-cost curve rather than a user-to-user network: 'We have chosen to utilize this idle capacity to create a free tier of service which has generated substantial global scale for us. In turn, this scale makes us attractive partners for Internet Service Providers (ISPs) globally, which reduces our co-location and bandwidth costs. As our network grows, these dynamics become even more powerful.' The same section explains why the curve applies to every line rather than one: the architecture lets Cloudflare 'deploy standard, commodity hardware' and run 'every service on every server in every city', so a new product reaches 330+ cities at near-zero incremental capital. That is what lets the filing claim Workers is offered 'at prices that are highly competitive with public cloud vendors' while FY2025 GAAP gross margin still printed 74.5%. Switching costs (traffic routed through Cloudflare, DNS delegated to it) and threat-intelligence feedback from aggregate traffic sit on top, but the filing-stated primary source is cost falling as the network grows.

source: sec.gov

network effects

The moat Baidu is losing is a traffic-driven network. The 20-F says it competes for users and customers "on the basis of user traffic, cyber security, quality (relevance) of search (and other marketing and advertising) results, availability and user experience of products and services, distribution channels and the number of associated third-party websites", and that its content ecosystem depends on attracting creators "by leveraging our user traffic and enhance user engagement through the provision of attractive content, so as to create a virtuous cycle". Advertisers use its P4P platform "to bid for priority placement of paid sponsored links and reach users who search for information related to their products or services", and Baidu Union partners carry its search engine and ads on their own properties. AI answers are weakening that loop: the same filing warns that conversational tools risk "reducing traffic to our platforms and diminishing the inventory and effectiveness of our search-based advertising", and Baidu App's monthly active users were 644 million in June 2026 (second-quarter results) against 679 million in December 2025 (20-F).

source: sec.gov

Leadership co leader

The competition section names exactly two HDD rivals — Western Digital and Toshiba — making this one of three global suppliers of the technology.

source: sec.gov

clear leader

Leadership is measured, not inferred. W3Techs on 2026-09-17 records an 85.0% reverse-proxy market share against 5.5% for Amazon CloudFront and 2.1% for Akamai, and makes Cloudflare the largest authoritative-DNS provider at 18.5% of all websites versus 9.9% for the next-placed GoDaddy Group. The FY2025 10-K reports the enterprise side moving the same way - 4,298 large customers at 2025 year-end against 3,497 a year earlier and 2,756 in 2023 - and the Q4/FY2025 results release (cloudflare.com/press/press-releases/2026/cloudflare-announces-fourth-quarter-and-fiscal-year-2025-financial-results/) cites the largest annual contract value deal in company history at about $42.5M per year. The band is for the application-services core the share data covers; in SASE and in serverless compute Cloudflare is a challenger to larger incumbents, and no independent placement naming Cloudflare in those markets was obtained for this profile.

source: sec.gov

co leader

Baidu leads search by an independent count, but not the AI businesses that now make up half of its core revenue. StatCounter (https://gs.statcounter.com/search-engine-market-share/all/china, September 2026 figures) puts Baidu at 46.65% of China's search engine market across all platforms, against 21.76% for Bing, and at 60.15% on mobile, though on desktop it shows Bing ahead at 41.27% to Baidu's 28.32%. In AI cloud, the 20-F cites IDC's ranking of Baidu AI Cloud as "the No.1 AI cloud provider for the sixth consecutive year" in China's AI public cloud market for 2024, but that figure is relayed by Baidu and covers 2024, and IDC data reported by KrASIA (https://kr-asia.com/how-bytedances-volcano-engine-holds-nearly-half-of-chinas-maas-market, 2026-05-13) put ByteDance's Volcano Engine at 49.5% of China's model-as-a-service market in 2025. In models, Artificial Analysis's leaderboard (https://artificialanalysis.ai/leaderboards/models, read 2026-10-10) gives ERNIE 5.0 Thinking Preview an estimated Intelligence Index of 14, against 45 for Alibaba's Qwen3.8 Max (0902) and Z AI's GLM-5.3 (max). A clear lead in search alongside a contested AI cloud position and a lagging model family makes Baidu a co-leader rather than a clear leader.

source: sec.gov

Pricing power weak

The filing's own list of competitive factors leads with capacity, performance and 'total cost of ownership' — buyers evaluate on delivered cost, and hyperscale customers purchase under master agreements with demand forecasts, which is buyer leverage.

source: sec.gov

moderate

Evidence cuts both ways, which is why this is not the top band. For it: GAAP gross margin has never left a 74.5-78.7% band across FY2017-FY2025 (SEC XBRL fundamentals on this site) even as revenue compounded 16x, and the Q4/FY2025 results release (cloudflare.com/press/press-releases/2026/cloudflare-announces-fourth-quarter-and-fiscal-year-2025-financial-results/) shows customers committing more rather than less - RPO +48% year over year and new ACV up nearly 50%. Against it: FY2025's 74.5% is the lowest reading in that nine-year series, a large permanent free tier anchors the entry price, the 10-K positions Workers 'at prices that are highly competitive with public cloud vendors', and the competition risk factor warns that larger rivals can 'sell products and services with which we compete at zero or negative margins, offer fee waivers and reductions or other economic and non-economic concessions', with competitive pressure that 'may result in price reductions, fewer subscriptions, reduced revenue and gross margin'.

source: sec.gov

weak

Costs are rising faster than revenue, and Baidu has been cutting model prices. In 2025, per the 20-F, Baidu General Business revenue fell 2% to RMB102.5 billion while its cost of revenues rose 15% from RMB44.8 billion to RMB51.5 billion, "mainly related to development of cloud services", and the filing warns of "downward pressure on our operating margin". Online marketing revenue fell in both 2024 and 2025, and Legacy Business revenue was down 23% year over year in the second quarter of 2026. Baidu says it released ERNIE 4.5 Turbo and ERNIE X1 Turbo "delivering improved performance at significantly lower pricing, making them among the most cost-effective options on the market", and IDC data reported by KrASIA says the model-as-a-service leader Volcano Engine's "per-token price was below the industry average". The one premium claim, that AI-native marketing customers are "willing to pay a premium", is Baidu's own, and that line's revenue was "approximately flat year over year" in the second quarter of 2026.

source: sec.gov

Summary

Seagate sells mass-capacity storage economics: HDDs to 44TB and systems to 3.5PB for hyperscalers, CSPs and OEMs, with the filing calling HDDs 'a foundational technology for delivering scalable, energy-efficient, mass-capacity storage with favorable storage economics.' The counterweight the same section names is NAND: flash suppliers 'enable alternative storage technologies,' so the moat is a cost race, not a fortress.

Cloudflare sells security, performance and connectivity as services delivered from one global anycast network rather than from boxes at a customer's edge. The FY2025 10-K frames the market as a consolidation away from enterprises that 'string together a diverse set of on-premises hardware boxes from different vendors' and away from 'stringing together multiple point-cloud solutions that only address specific network needs', toward one integrated provider it calls the Connectivity Cloud, and places Cloudflare as 'a leader in this Connectivity Cloud category'. The economics are unusual: idle capacity funds a free tier, the free tier buys global traffic scale, that scale makes Cloudflare a peering partner ISPs want, and peering cuts colocation and bandwidth cost - a loop the filing says 'become[s] even more powerful' as the network grows. Independent measurement confirms where that loop has already settled the market: W3Techs on 2026-09-17 shows an 85.0% reverse-proxy share and the largest authoritative-DNS footprint at 18.5% of all websites. Commercially the company ended 2025 with roughly 332,000 paying customers in more than 190 countries and 4,298 large customers, up from 2,756 two years earlier, with no customer above 10% of revenue. The contested half of the story is the growth half: the SASE platform competes with established cloud-security, email-security and SD-WAN vendors, and the developer platform competes for storage and compute against hyperscalers, markets where the 10-K's own risk factors concede rivals have greater name recognition, larger customer bases and 'more mature products and services developed for large customers'. The core is defended; the adjacencies are being fought for, and FY2025 gross margin at a nine-year low of 74.5% is the first visible cost of building GPU capacity for that fight.

Baidu was founded as a search engine business in 2000 and now describes itself as "a leading AI company with strong Internet foundation". Its 2025 revenue was RMB129.1 billion, down 3%, as online marketing revenue fell and cloud revenue grew (20-F); Baidu General Business revenue fell 2% to RMB102.5 billion and iQIYI's fell 7% to RMB27.3 billion. By the second quarter of 2026 (results, 2026-08-18), Baidu Core AI-powered Business revenue of RMB12.5 billion was half of Baidu General Business revenue: AI Cloud Infra grew 50% to RMB7.3 billion, with GPU Cloud revenue up 283%, while Legacy Business revenue fell 23% to RMB10.4 billion and Baidu General Business revenue fell 4% to RMB25.2 billion. The search position is still large by an independent count, at 46.65% of China's search engine market in September 2026 per StatCounter, but it is earning less: online marketing revenue fell in 2024 and 2025, Baidu booked RMB16.2 billion of impairment on its Core asset group in 2025 citing "fluctuations in the external environment, in particular the rapid iteration of AI technology, and changes in our internal operations", and Baidu App's monthly active users went from 679 million in December 2025 to 644 million in June 2026. The growth businesses face strong rivals. IDC, as cited in the 20-F, ranked Baidu AI Cloud first in China's AI public cloud market for 2024, but IDC data reported by KrASIA put ByteDance's Volcano Engine at 49.5% of China's model-as-a-service market in 2025, and Artificial Analysis's leaderboard, as read 2026-10-10, gives the newest ERNIE model it lists an estimated Intelligence Index of 14, against 45 for the latest models from Z AI and Alibaba. Apollo Go runs a fully driverless ride-hailing service and had reached 28 cities by the second-quarter results. Baidu's search moat is real but eroding, and its AI businesses are growing without, as yet, a moat of their own.

Chain position

Layer-3 mass-capacity storage under every AI data lake.

Cloudflare sits between end users and whatever hosts the application - origin data centre, public cloud or SaaS - so it is a control layer in front of infrastructure rather than infrastructure a workload runs on, which the 10-K argues is the point: customers 'concerned about being locked in to any one public cloud provider' want policy enforced by 'an independent and integrated services provider'. Two AI-era roles follow from that position. As a supplier, the filing describes 'ongoing deployment of graphics processing units (GPUs) across our global network of servers' behind Workers AI, Vectorize and AI Gateway, putting inference next to the user instead of in a region. As a gatekeeper, the application-services suite now exists in part to 'easily identify, block and control access from AI crawlers and AI agents and operators' and underpins announced efforts to let content creators monetise how those crawlers reach their work - which makes Cloudflare a toll point between AI model builders and the open web.

Baidu spans several layers of China's AI stack. Its 20-F describes "a full AI stack of four layers, including cloud infrastructure, deep learning framework developed in-house, foundation models, and applications", with AI infrastructure "powered by a diverse mix of domestic and international high-performance computing resources, including our own self-developed AI computing architecture" and its own Baidu AI Chip. It sells GPU Cloud capacity and Qianfan model services to enterprises and the public sector, with a Qianfan model library that includes "leading third-party and open-sourced models" as well as ERNIE, and it funds this largely from online marketing sold to advertisers through search and feed.

Products (share / barrier)
Long-horizon vote +0.05 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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+0.38 at weight 0.20 · swarm neutral

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-0.17 at weight 0.20 · swarm bearish

Editorial prior, not backtested.

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