Answer Capsule
Acorn stairlifts is a mixed fit for homeowners prioritizing dealer network and installation quality. Four of seven AI platforms named Acorn during the ranking stage (57% platform share), with an average listed rank of 4.5 and a best rank of 3. The strongest reason to consider Acorn is its manufacturer-direct model: free in-home surveys, certified technicians, and fast installation timelines (often next-day for straight models). The main limitation is the absence of an independent dealer network—Acorn is the sole service provider—combined with a short 12-month standard warranty and mixed evidence on post-warranty service responsiveness. Buyers who want a traditional local dealer relationship with multi-brand options and long-term service continuity should look elsewhere.
Research Snapshot
| Metric | Value |
|---|---|
| Platform mentions in ranking stage | 4 of 7 platforms (anthropic, deepseek, openai, perplexity) |
| Share of included platform responses | 57.1% |
| Average listed rank | 4.5 |
| Best listed rank | 3 (anthropic, deepseek) |
| Relevant product/model/plan | Acorn 130 straight stairlift or Acorn 180 curved stairlift with Acorn home survey and manufacturer installation |
| Overall use-case fit | Mixed (2 good, 2 mixed, 2 uncertain, 1 good) |
| Research date | 2026-08-13 |
Fit ratings by platform: deepseek and google rated Acorn "good"; anthropic, grok, and openai rated it "mixed"; kimi and perplexity rated it "uncertain."
Why Acorn Stairlifts Qualified for This Study
Acorn Stairlifts qualified because four of seven AI platforms named it during the ranking stage for "Best Stairlifts With Professional Installation." The platforms consistently identified the Acorn 130 straight stairlift and Acorn 180 curved stairlift as the relevant products, paired with Acorn's home survey and manufacturer-arranged installation service. Acorn's direct-to-consumer model—where the manufacturer controls the survey, installation, and service pipeline—made it a recurring candidate for buyers who want measurement and installation handled by a single provider.
The Product, Model, Plan, or Service Most Relevant to Dealer Network & Installation Quality
The most relevant offering is the Acorn 130 straight stairlift or Acorn 180 curved stairlift purchased with Acorn's home survey and manufacturer installation service. All seven platforms referenced this pairing, with variations: anthropic specified "certified installer and local technical support," deepseek mentioned "local dealer installation and service," and google, grok, kimi, openai, and perplexity all referenced "manufacturer direct installation" or "Acorn home survey and manufacturer installation" [1].
What the AI Platforms Agreed About
Acorn operates a direct-to-consumer model rather than a traditional independent dealer network. This was the most consistent finding across platforms. Anthropic stated Acorn has "no independent dealer network" in the U.S., with operations handled through Acorn's own branches and employed technicians [8]. Google confirmed Acorn "has largely shifted away from a traditional independent dealer network in the US, choosing instead to sell and install direct-to-consumer" [10]. Kimi described the model as "direct-to-consumer with company-employed surveyors and installers rather than independent dealers" [11]. Deepseek noted the network "is not a traditional franchise dealer model" [12].
Free in-home surveys are a standard part of the process. All platforms that addressed assessment quality noted Acorn offers a free, no-obligation home survey. Anthropic cited customer reviews describing assessments as "friendly, efficient, and clear" [13]. Grok noted the survey takes about one hour [15]. Openai confirmed the free survey claim but noted the public page does not disclose surveyor credentials or measurement documentation [16].
Installation is fast, especially for straight models. Anthropic reported installation typically takes 1-2 hours for straight stairlifts and 4-5 hours for complex curved installations, with next-day installation available in some areas [17]. Google cited next-day installation for straight models and general timelines within 7 days [19]. Grok claimed "next day or within days installation; straight models about 1 hour" [15].
The standard warranty is 12 months. Openai and anthropic both confirmed Acorn's new stairlifts include a 12-month manufacturer warranty beginning on the installation date [21]. Google added that the warranty covers parts, labor, and callouts with a 24-hour breakdown response commitment [23].
Technicians are described as certified and background-checked. Anthropic cited Acorn's claim that all installers are certified with extensive background checks [24]. Google noted technicians "undergo routine background checks and carry identity cards," and that Acorn operates a state-approved training program in Connecticut [25].
Where the AI Platforms Disagreed or Were Uncertain
Customer satisfaction ratings diverge sharply. Anthropic flagged a significant discrepancy: Trustpilot shows a 4-star average with 3,805 reviews praising installation speed and professional staff, while ConsumerAffairs lists 1.2 out of 5 stars with complaints about frequent malfunctions and week-long repair delays [27]. No platform offered a clear explanation for this gap.
Dealer network existence is disputed. Grok noted a conflict: "Dealer network described as authorized partners vs. statements of no local dealers" [29]. Anthropic acknowledged Acorn's website references a "global network of authorized dealers" but confirmed U.S. operations are direct-to-consumer [30]. Deepseek described a "national network of local installers" while noting it is not a franchise model [31].
Technician training adequacy is questioned. Anthropic cited an employee review noting only 3 weeks of training before independent installation, versus a 6-month industry standard [32]. This was not independently verified, and no platform confirmed whether this affects installation quality.
Service responsiveness commitments versus execution. Anthropic noted the extended warranty documents commit to 24-hour response, but a 2026 customer complaint reported a 3-day delay for a Friday breakdown due to weekend unavailability [33]. Openai cited BBB complaints including an allegation of a three-to-four-week technician wait [34].
Pricing transparency is poor across all platforms. No platform verified current U.S. pricing from Acorn's website. Anthropic provided moderate-confidence estimates ($3,000-$4,500 for Acorn 130 installed; $8,000-$15,000 for Acorn 180), while openai rated pricing confidence as "low" and noted BBB records contain complaint-specific charges that should not be generalized [35].
Use-Case-Specific Features and Capabilities
Dealer Network Coverage
Assessment: Limitation. Acorn's direct-to-consumer model means no independent dealer alternatives exist for U.S. customers. Anthropic noted customers unhappy with Acorn service have "no alternative service provider options, only direct escalation to Acorn" [37]. Google added that proprietary parts prevent independent technicians from servicing the lift, locking buyers into Acorn's network [38]. Openai found no verified public local-dealer directory or ZIP-code service guarantee [39].
In-Home Assessment Quality
Assessment: Advantage. All platforms confirmed Acorn offers a free home survey. Anthropic cited customer reviews praising the assessment as "professional and clear" [40]. Grok noted the survey takes about one hour with a free no-obligation quote [42]. Openai flagged that surveyor credentials and measurement documentation are not publicly disclosed [43].
Installation Timeline
Assessment: Advantage. This is Acorn's strongest category. Anthropic reported 1-2 hours for straight installations and next-day availability in some areas [44]. Google cited "extremely fast installation timelines, often next-day for straight stairs" [46]. Grok confirmed "next day or within days installation" claims [42]. Openai noted no standard U.S. timeline is publicly stated for curved models [43].
Technician Certification
Assessment: Unclear. Acorn claims certified, background-checked technicians [47]. Google cited Connecticut's Department of Consumer Protection approving Acorn's training program [49]. However, openai found no specific U.S. certification standard or licensing requirement disclosed [43]. Anthropic flagged the 3-week training concern from an employee review [50].
Maintenance Availability
Assessment: Limitation. Acorn recommends annual service by its own technicians [51]. However, independent reviews report a 7-12 day parts pipeline and delayed service scheduling [52]. Openai cited BBB complaints including delayed service scheduling and repair waits [53]. Google noted post-warranty service plans are "exceptionally high" in cost [38].
Warranty Handling
Assessment: Neutral to Limitation. The 12-month standard warranty is the shortest among major competitors—Bruno and Handicare offer 5 years [56]. Openai noted BBB records show examples of Acorn extending warranties or resolving cases, but also complaints about annual inspection scheduling and warranty communication [53]. Anthropic noted no refunds are offered [57].
Customer Support Responsiveness
Assessment: Limitation. Openai cited BBB's profile reporting 137 complaints in the prior three years, including 78 categorized as service or repair issues and 16 as customer-service issues [58]. Anthropic cited a 2026 complaint about a $700/year service plan without 24/7 emergency coverage [59]. Deepseek noted Trustpilot reviews are "mixed, indicating variability" [60].
Pricing, Fees, Contracts, and Ongoing Costs
Pricing confidence is low to moderate across platforms. No platform verified current published U.S. prices from Acorn's website. The following estimates are platform-reported and should be verified directly:
| Cost Item | Platform-Reported Estimate | Confidence |
|---|---|---|
| Acorn 130 straight (installed) | $2,500-$5,000; typical $2,900-$3,200 | Moderate (anthropic) |
| Acorn 180 curved (installed) | $8,000-$15,000 | Moderate (anthropic) |
| Acorn 130 Outdoor (installed) | $3,200-$4,500 | Moderate (anthropic) |
| Extended warranty/service plan | ~$890/year or $2,000+ for multi-year | Low (anthropic) |
| Annual service (post-warranty) | Fee-based; not publicly specified | Low (openai) |
Contract terms: The 12-month manufacturer warranty covers all parts, labor, and callouts [61]. Extended plans must be purchased separately for ongoing coverage [63]. No refunds are offered per Acorn policy [63]. Cancellation terms are not publicly disclosed [64]. BBB records contain individual references to charges such as $295, $300, $375, and annual warranty amounts, but these are complaint-specific and must not be treated as standard pricing [66].
Additional fees: Potential costs for extended warranty, annual service, repairs after warranty expiry, relocation, removal, unusual installation conditions, or modifications were not publicly verified [67]. Google noted reports of multi-year service packages costing over $1,500 [68].
Best Suited For
- Homeowners seeking urgent installation within days, especially for straight staircases [69]
- Buyers who prefer dealing directly with the manufacturer rather than third-party dealers [71]
- Straight stairlift buyers with relatively simple installation needs, where the Acorn 130 is appropriate [73]
- Budget-conscious buyers who prioritize speed and cost over long-term vendor relationships; anthropic noted Acorn pricing is 15-25% below major competitors [74]
- Buyers wanting a single point of accountability for product, installation, and warranty [73]
Probably Not Best Suited For
- Buyers who require an independent local dealer relationship with face-to-face service and showrooms [75]
- Households needing multi-year warranty coverage as standard; Bruno and Handicare offer 5-year warranties versus Acorn's 12 months [77]
- Users exceeding 265-280 pounds on curved models; the Acorn 180 supports only 265 lbs versus 400 lbs from Bruno and Harmar [78]
- Buyers who want to compare multiple brands through one local provider [76]
- Those who want transparent published pricing before contacting a seller [79]
- Buyers averse to high-pressure sales tactics; independent sources report one-visit close pressure and anchored pricing [81]
When Another Option May Be Better
- Bruno Elan or Handicare are better choices when 5-year warranty coverage and cost certainty beyond the first year are priorities [82]
- Bruno or Harmar offer higher weight capacity (400 lbs) for users exceeding 265-280 pounds on curved staircases [83]
- A reputable independent local stairlift dealer is better when the buyer wants an identified local technician, local references, multi-brand comparison, and face-to-face accountability [84]
- Bruno is noted as superior for quieter motor operation and smoother ride in independent reviews [83]
- A traditional dealership is better for buyers who want to compare stairlift brands in person at a local showroom [85]
Questions to Verify Before Buying
- Who exactly will perform the survey and installation at your address: an Acorn employee or an authorized contractor? [86]
- What training, certification, background screening, and stairlift-installation experience does the assigned technician have? [88]
- What is the promised installation date, and what compensation or cancellation right applies if the date slips? [88]
- What is the local service phone number, normal response time, emergency response time, and nearest technician location? [86]
- Are annual inspections included, optional, or required for extended-warranty coverage? [86]
- What are the exact extended-warranty price, renewal price, covered parts and labor, exclusions, deductible, and cancellation terms? [86]
- Who pays for return visits if the lift is noisy, misaligned, incorrectly measured, or fails shortly after installation? [86]
- What are the fees and refund rules for cancellation, removal, relocation, or an installation deemed infeasible after the survey? [86]
- Can Acorn provide recent local customer references for installations of the same model and staircase type? [86]
- Does the "24-hour response" warranty commitment include weekends, holidays, and emergency calls? [91]
- Are parts stock-held locally or drop-shipped, and what is the typical parts lead time for common repairs? [93]
- What happens if you are unhappy with the installation quality—is there a re-do option or customer satisfaction guarantee? [94]
Final AI Consensus Verdict
Acorn Stairlifts is a mixed fit for the Dealer Network & Installation Quality use case. The platform consensus is clear on what Acorn does well: fast installation (often next-day for straight models), free in-home surveys, certified and background-checked technicians, and a single point of manufacturer accountability. The consensus is equally clear on the tradeoffs: no independent dealer network, a 12-month standard warranty that is the shortest among major competitors, proprietary parts that lock buyers into Acorn's service network, and conflicting evidence on post-warranty service responsiveness.
Two platforms rated Acorn "good" (deepseek, google), three rated it "mixed" (anthropic, grok, openai), and two rated it "uncertain" (kimi, perplexity). No platform rated Acorn as a clearly strong fit for buyers whose defining requirement is dependable local dealer accountability and responsive long-term service.
The strongest recommendation from the platforms: purchase only after verifying the local installer, written timeline, service response commitments, warranty terms, and all recurring fees [95]. For buyers who prioritize speed, cost, and manufacturer-direct control, Acorn is a reasonable option—especially for a standard straight Acorn 130 installation. For buyers who want a traditional dealer relationship, multi-year warranty coverage, or alternative service options, Bruno or Handicare are better fits [96].
For a broader comparison of providers in this category, see the Dealer Network & Installation Quality consensus index.
How This Review Was Produced
This review was produced by aggregating fit-research responses from seven AI platforms (anthropic, deepseek, google, grok, kimi, openai, perplexity), each of which evaluated Acorn Stairlifts against the Dealer Network & Installation Quality criteria: dealer network coverage, in-home assessment quality, installation timeline, technician certification, maintenance availability, warranty handling, and customer support responsiveness. The authoritative research date is 2026-08-13. Platform-reported research dates differ: deepseek reported 2026-04-12, while all other platforms reported 2026-08-13; this is a methodology limitation.
The supplied URLs were collected from platform responses and were not independently validated by the writer stage. Company-owned sources (acornstairlifts.com) were distinguished from independent sources (BBB, Trustpilot, ConsumerAffairs, and review sites) throughout the analysis. Platform agreement does not prove product quality; it reflects what the platforms found in their respective source sets.
For more stairlift options and comparisons, visit the stairlifts category directory.
Methodology Limitations
- Platform-reported research dates differ. Deepseek reported 2026-04-12, while the authoritative run date and all other platforms reported 2026-08-13. This discrepancy is disclosed but not resolved.
- Pricing confidence is low. No platform verified current published U.S. pricing from Acorn's website. All cost figures are platform-reported estimates and should be treated as directional only.
- Customer satisfaction data conflicts. Trustpilot (4-star average, 3,805 reviews) and ConsumerAffairs (1.2/5 stars) present sharply divergent pictures. No platform offered an explanation for this gap.
- BBB complaint counts are not representative of all customers but are meaningful warning signals for support responsiveness.
- Technician certification is not independently verified. Acorn's claims of certified, background-checked technicians are company-reported; the only independent data point (an employee review citing 3 weeks of training) is anecdotal.
- The supplied URLs were collected from platform responses and were not independently validated by the writer stage.
- No platform conducted hands-on testing of Acorn installation quality; all findings are based on published sources and customer reviews.
Sources
Company-Owned Sources
- Stairlift Service and Repair | Stairlift Maintenance | Acorn USA: https://acorn-stairlifts.com/service
- Stairlift Pricing | Cost of Stairlift 2022 | Acorn Stairlifts US: https://acorn-stairlifts.com/stairlift/pricing
- Stairlifts : Free Stairlift Quote | Acorn Stairlifts USA: https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQFlPOxshBGn6FyTYodxgoPoW5lxPgQN5l0whX62CI8MPeh00B4-ow3-0SpX-jqyqVDC9bibLQ7vVRDLdqsphZu7aHATG2x3fwFQ_H2izzNqO9uLKN8kCA==
- Stairlift Service and Repair | Stairlift Maintenance | Acorn USA: https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQHzGBUQo6s1HlYNPL9Czf2xMnn5mGVM_SA7YxoF6a4a1V9yqftZIMzPM8M3ctPikjZS0OI9TKzw-xtPm9bsys8xeH54Wfy8NMtrhueKvPc8pE2-8HaJnAcD9cE=
- Acorn Stairlifts - Professional Installation: https://www.acornstairlifts.com/
- Acorn Stairlifts Complaints Procedure: https://www.acornstairlifts.com/contact/complaints
- Stairlift Warranties & Guarantees | Acorn Stairlifts US: https://www.acornstairlifts.com/stairlift/stairlift-extended-warranties
- Stairlift Installation | Next Day Install | Acorn Stairlifts US: https://www.acornstairlifts.com/stairlift/stairlift-installation
- Highest Quality Stairlifts | Acorn Stairlifts US: https://www.acornstairlifts.com/stairlift/stairlift-quality
- Stairlift Service & Repairs | Acorn Stairlifts USA: https://www.acornstairlifts.com/stairlift/stairlift-servicing/
Additional AI research evidence96 records
- AI research evidence record anthropic:c1
- AI research evidence record deepseek:c1
- AI research evidence record google:c1
- AI research evidence record grok:c2
- AI research evidence record kimi:c1
- AI research evidence record openai:c2
- AI research evidence record perplexity:c1
- AI research evidence record anthropic:c1
- AI research evidence record anthropic:c2
- AI research evidence record google:c1
- AI research evidence record kimi:c1
- AI research evidence record deepseek:c1
- AI research evidence record anthropic:c3
- AI research evidence record anthropic:c4
- AI research evidence record grok:c2
- AI research evidence record openai:c2
- AI research evidence record anthropic:c5
- AI research evidence record anthropic:c6
- AI research evidence record google:c2
- AI research evidence record google:c3
- AI research evidence record openai:c5
- AI research evidence record anthropic:c12
- AI research evidence record google:c8
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- AI research evidence record google:c4
- AI research evidence record google:c5
- AI research evidence record anthropic:c15
- AI research evidence record anthropic:c16
- AI research evidence record grok:c1
- AI research evidence record anthropic:c2
- AI research evidence record deepseek:c1
- AI research evidence record anthropic:c8
- AI research evidence record anthropic:c17
- AI research evidence record openai:c4
- AI research evidence record openai:c6
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c18
- AI research evidence record google:c6
- AI research evidence record openai:c1
- AI research evidence record anthropic:c3
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- AI research evidence record grok:c2
- AI research evidence record openai:c2
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- AI research evidence record anthropic:c9
- AI research evidence record openai:c3
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- AI research evidence record google:c7
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c14
- AI research evidence record openai:c6
- AI research evidence record anthropic:c17
- AI research evidence record deepseek:c2
- AI research evidence record anthropic:c12
- AI research evidence record openai:c5
- AI research evidence record anthropic:c14
- AI research evidence record deepseek:c1
- AI research evidence record kimi:c1
- AI research evidence record openai:c6
- AI research evidence record openai:c1
- AI research evidence record google:c7
- AI research evidence record anthropic:c5
- AI research evidence record google:c2
- AI research evidence record kimi:c1
- AI research evidence record google:c1
- AI research evidence record openai:c2
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c18
- AI research evidence record kimi:c1
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c9
- AI research evidence record perplexity:c1
- AI research evidence record openai:c6
- AI research evidence record anthropic:c19
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c9
- AI research evidence record openai:c1
- AI research evidence record kimi:c1
- AI research evidence record openai:c1
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- AI research evidence record openai:c2
- AI research evidence record anthropic:c8
- AI research evidence record anthropic:c14
- AI research evidence record anthropic:c12
- AI research evidence record anthropic:c17
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c19
- AI research evidence record openai:c1
- AI research evidence record anthropic:c13
Independent Sources
- Acorn Stairlift Review 2026: Honest Pros, Cons & Pricing: https://allamericanstairlifts.com/brands/acorn-stairlift-review/
- Acorn Stairlifts Review 2026: Prices, Models, Trade-offs: https://stairliftcosts.co.uk/stairlift-companies/acorn-stairlift-review/
- Acorn stairlifts – prices, costs and experience with Acorn Lifts - Treppenlift: https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQFLMlEXhze6RJwiDYCOHEQ6RpQtkOpv0tiXiV0JZuHK56TTgI2IzRX0QLxi3y3O4TkL5tRLBu3Vwx4LnVtxPLTNnyv7r3dzQwx3nD0bwj4-WWkbuvjM-NFg0JQF8-D8DQEIcfGrQ1px7zOeECUb
- Avoid Acorn Stairlifts for Maintenance and Service - Facebook: https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQGWQrwOZ3u2bchRpnWoon_WXbitJunfX5M0gGX0E73QHQXNsRPQQwPreqI84IB3WBFC5nDBMWl-_TSRDCTUveXIn4fl5Dlbjs-J5-ldpJ_05JT8L3p3H1-naP1Su8gmZLhHahDQg-diLoesPt0690HkxO_V3-bo0i-VD1SdZA==
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- Acorn Stairlifts, Inc. BBB Complaints: https://www.bbb.org/us/fl/orlando/profile/stair-lift/acorn-stairlifts-inc-0733-22003712/complaints
- Acorn Stairlifts, Inc. BBB Complaints, page 6: https://www.bbb.org/us/fl/orlando/profile/stair-lift/acorn-stairlifts-inc-0733-22003712/complaints?page=6
- Acorn Stairlifts Reviews: Written By Customers: https://www.consumeraffairs.com/age/acorn-stairlifts.html
- Bruno vs. Acorn Stair Lifts – Which is the Better Stair Lift?: https://www.lifewaymobility.com/resources/product-guides/bruno-vs-acorn-stair-lifts/
- Acorn Stairlifts discussion: https://www.reddit.com/r/askTO/comments/1uiy4hQ
- Acorn Stair Lifts Reviews (with Cost) | Retirement Living: https://www.retirementliving.com/reviews/acorn-stair-lifts
- Field Service Tech @ Acorn Stairlifts, Inc: https://www.tealhq.com/job/field-service-technician_7ea1a9fbca5d4ca06e3e6ce115b3fff448396
- 🇺🇸Acorn Stairlifts US Reviews | Read Customer Service Reviews of acornstairlifts.com: https://www.trustpilot.com/review/acornstairlifts.com
Additional AI research evidence96 records
- AI research evidence record anthropic:c1
- AI research evidence record deepseek:c1
- AI research evidence record google:c1
- AI research evidence record grok:c2
- AI research evidence record kimi:c1
- AI research evidence record openai:c2
- AI research evidence record perplexity:c1
- AI research evidence record anthropic:c1
- AI research evidence record anthropic:c2
- AI research evidence record google:c1
- AI research evidence record kimi:c1
- AI research evidence record deepseek:c1
- AI research evidence record anthropic:c3
- AI research evidence record anthropic:c4
- AI research evidence record grok:c2
- AI research evidence record openai:c2
- AI research evidence record anthropic:c5
- AI research evidence record anthropic:c6
- AI research evidence record google:c2
- AI research evidence record google:c3
- AI research evidence record openai:c5
- AI research evidence record anthropic:c12
- AI research evidence record google:c8
- AI research evidence record anthropic:c7
- AI research evidence record google:c4
- AI research evidence record google:c5
- AI research evidence record anthropic:c15
- AI research evidence record anthropic:c16
- AI research evidence record grok:c1
- AI research evidence record anthropic:c2
- AI research evidence record deepseek:c1
- AI research evidence record anthropic:c8
- AI research evidence record anthropic:c17
- AI research evidence record openai:c4
- AI research evidence record openai:c6
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c18
- AI research evidence record google:c6
- AI research evidence record openai:c1
- AI research evidence record anthropic:c3
- AI research evidence record anthropic:c4
- AI research evidence record grok:c2
- AI research evidence record openai:c2
- AI research evidence record anthropic:c5
- AI research evidence record anthropic:c6
- AI research evidence record google:c2
- AI research evidence record anthropic:c7
- AI research evidence record google:c4
- AI research evidence record google:c5
- AI research evidence record anthropic:c8
- AI research evidence record anthropic:c10
- AI research evidence record anthropic:c9
- AI research evidence record openai:c3
- AI research evidence record openai:c4
- AI research evidence record google:c7
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c14
- AI research evidence record openai:c6
- AI research evidence record anthropic:c17
- AI research evidence record deepseek:c2
- AI research evidence record anthropic:c12
- AI research evidence record openai:c5
- AI research evidence record anthropic:c14
- AI research evidence record deepseek:c1
- AI research evidence record kimi:c1
- AI research evidence record openai:c6
- AI research evidence record openai:c1
- AI research evidence record google:c7
- AI research evidence record anthropic:c5
- AI research evidence record google:c2
- AI research evidence record kimi:c1
- AI research evidence record google:c1
- AI research evidence record openai:c2
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c18
- AI research evidence record kimi:c1
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c9
- AI research evidence record perplexity:c1
- AI research evidence record openai:c6
- AI research evidence record anthropic:c19
- AI research evidence record anthropic:c13
- AI research evidence record anthropic:c9
- AI research evidence record openai:c1
- AI research evidence record kimi:c1
- AI research evidence record openai:c1
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- AI research evidence record anthropic:c8
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- AI research evidence record anthropic:c17
- AI research evidence record anthropic:c9
- AI research evidence record anthropic:c19
- AI research evidence record openai:c1
- AI research evidence record anthropic:c13
Verify this research
Review the study details behind this page or download the public machine-readable verification record.
- Study date
- Aug 13, 2026
- Platforms analyzed
- 7
- Source records
- 26
- Ranking mentions
- 4 of 7
- Platform share
- 57%
- Final consensus rank
- #4
Research trail and source mix
Platforms
openai, anthropic, deepseek, grok, perplexity, kimi, google
Source mix
15 independent · 11 company-owned
Evidence support
24 direct · 2 partial
Important limitation
Use the run research_date as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.
Source snapshot SHA-256 ea21faa9e9ff29e5b44c6bb4b7d02fccacf9ad0f1f9ee372309cffecc4067a68
