AI Consensus Fit Review

AmeriGlide Cardinal Outdoor Stair Lift Review for Exterior & Weather-Exposed Steps

AmeriGlide Cardinal Outdoor Stair Lift is a mixed fit for exterior and weather-exposed steps.

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Answer Capsule

AmeriGlide Cardinal Outdoor Stair Lift is a mixed fit for exterior and weather-exposed steps. Three of seven platforms named it during the ranking stage, with an average listed rank of 4.3 and a best rank of 2. The strongest reason to consider it is that it is purpose-built for straight outdoor stairs and includes weatherproof components, a cover, battery power, safety sensors, a swivel seat, and a rubber foot mat. The main limitation is that AmeriGlide does not publish an IP rating, operating-temperature range, UV or corrosion specification, or clear winter-operation guidance, and public pricing conflicts across pages.

Research Snapshot

FieldFinding
Platform mentions in ranking stage3 of 7 platforms (deepseek, openai, perplexity)
Share of included platform responses42.9%
Average listed rank4.33
Best listed rank2 (perplexity)
Relevant product/model/planAmeriGlide Cardinal Outdoor Straight Stair Lift; AmeriGlide Outdoor Deluxe Stair Lift as the alternative model
Overall use-case fitMixed
Research date2026-09-27

What Changed Since August 2026

AmeriGlide Cardinal Outdoor Stair Lift moved up from No. 5 to No. 3, and platform mentions decreased from 4 to 3. The September 2026 review narrows the subject from AmeriGlide's outdoor line to the Cardinal Outdoor Stair Lift specifically. That sharper focus is the main buyer-facing change: the recommended configuration is unchanged, but the write-up now centers on one model's fit, limitations, and verification questions rather than the brand's broader lineup. Pricing evidence has shifted as well. A dealer quote of $2,798 is newly reported, while the previously repeated $2,599–$2,999 range is no longer repeated, so buyers should treat current figures as quote-dependent. Track length is now given as up to 14.75 feet standard, or 22.15 feet optional, replacing the earlier capacity-focused framing. Otherwise, the substance is largely a description refresh. Differences between the two editions reflect what each article reports; they do not by themselves prove that the product, service, or price changed.

The August 2026 review preserves the earlier article for reference.

Why AmeriGlide Cardinal Outdoor Stair Lift Qualified for This Study

Questions This Section Answers

  • Is AmeriGlide Cardinal Outdoor Stair Lift a good choice for exterior and weather-exposed steps?
  • Why did only three of seven AI platforms name AmeriGlide Cardinal Outdoor Stair Lift in the ranking stage?

AmeriGlide Cardinal Outdoor Stair Lift qualified because it is explicitly marketed as an outdoor straight stairlift and was named by three of the seven platforms during ranking discovery: deepseek, openai, and perplexity. Its average listed rank was 4.33, with a best rank of 2 from perplexity. The remaining four platforms evaluated the entity's fit but did not name it in the ranking stage, so the mention count reflects ranking discovery only, not the total number of platforms that assessed it.

The product matches the study's use case because AmeriGlide lists outdoor stair lifts for outdoor staircases, including the Cardinal Outdoor Straight Stair Lift and Outdoor Deluxe Stair Lift [1]. AmeriGlide describes the Cardinal as having weatherproof components and an included cover [5]. The Cardinal is battery powered and requires professional installation [5].

Qualification does not equal endorsement. The platform fit ratings were mixed for six of seven platforms and "good" for one (google), with kimi rating the fit "uncertain." This review treats the entity as a candidate requiring documented specification confirmation, not as a confirmed strong fit.

The Product, Model, Plan, or Service Most Relevant to Exterior & Weather-Exposed Steps

Questions This Section Answers

  • Which AmeriGlide model should a buyer choose for exterior and weather-exposed steps: Cardinal Outdoor or Outdoor Deluxe?
  • Does AmeriGlide Cardinal Outdoor Stair Lift work on curved or L-shaped outdoor staircases?

The Cardinal Outdoor Straight Stair Lift is the primary model for this use case, with the Outdoor Deluxe Stair Lift as the alternative listed in the platform recommendations. The two are separate models with different drive systems, capacity, installation requirements, and features, and the entity name in this study combines both (openai).

The Cardinal is listed with a 275-pound standard capacity, standard track length up to 14.75 feet, optional track length up to 22.15 feet, and a 15-inch seat depth [6]. It is battery powered and requires installation; self-installation is not supported [6]. The Outdoor Deluxe is listed with a 350-pound capacity, standard track length up to 16 feet, optional length up to 25 feet, and capacity reduced to 250 pounds for track lengths of 16 feet or longer [7]. The Outdoor Deluxe is listed as not battery powered [7].

Both evaluated products are straight-stair lifts. AmeriGlide offers two outdoor models for straight stairways and none for curved stairways (anthropic:26-12). Buyers with curved, multi-landing, or irregular exterior stairways cannot use the Cardinal Outdoor.

What the AI Platforms Agreed About

Questions This Section Answers

  • What do AI platforms agree about regarding AmeriGlide Cardinal Outdoor Stair Lift for exterior steps?
  • Does AmeriGlide Cardinal Outdoor Stair Lift include a cover and safety features as standard?

Platforms agreed on several points, though the agreement rests largely on AmeriGlide-owned materials rather than independent testing.

Outdoor positioning and included protection. Multiple platforms reported that the Cardinal includes weatherproof components and a cover [8]. The Cardinal brochure describes the cover as protecting the seat and carriage and says electronic components and controls are insulated and protected [10]. Google reported insulated electrical elements and waterproof vinyl seat covers [11].

Safety and usability features. The Cardinal includes a swivel and flip-up seat, retractable seatbelt, stop sensors, remote controls, key locking, and a backlit digital diagnostic display [8].

Traction feature. The Cardinal brochure states that an included rubber foot mat provides extra traction [10]. One retailer also mentions the rubber foot mat [13].

Snow and ice restriction. AmeriGlide explicitly states that outdoor stair lifts are not intended for use in snow and ice on the Outdoor Deluxe product page [14]. Forbes Health notes AmeriGlide acknowledges stair lifts are not meant to operate in such climates (anthropic:26-6).

Installation requirement. The Cardinal requires professional installation and cannot be self-installed [8].

Agreement among platforms does not prove product quality. Most of these findings trace to AmeriGlide-owned pages, brochures, and dealer listings.

Where the AI Platforms Disagreed or Were Uncertain

Questions This Section Answers

  • What weatherproofing and temperature specifications are missing for AmeriGlide Cardinal Outdoor Stair Lift?
  • Why do AI platforms disagree about AmeriGlide Cardinal Outdoor Stair Lift pricing and installation?

Platforms disagreed or reported uncertainty on several material points.

Weatherproofing rating. No platform located a numeric IP or equivalent weatherproofing rating for the Cardinal. OpenAI reported that AmeriGlide uses broad terms such as weatherproof, waterproof cover, and insulated components but does not publish the requested IP, temperature, UV, or corrosion specifications (openai). Deepseek reported that model-specific weatherproofing specifications were not located in reviewed public materials [17]. Kimi could not verify any weatherproofing rating (kimi:AmeriGlide-site-unclear). Perplexity found no formal weatherproofing rating in available snippets [18].

Operating temperature range. No operating-temperature range was identified in the reviewed Cardinal product page, Cardinal brochure, or Outdoor Deluxe product information [20]. Deepseek, perplexity, and kimi each reported the range as unverified [17]. Grok noted general outdoor models are rated -10°F to 120°F but no specific range was confirmed for the Cardinal [23].

UV and corrosion protection. The reviewed public materials claim weatherproof or insulated components but do not specify a UV-resistance rating, corrosion-resistance treatment, salt-air suitability, or maintenance interval [20]. One independent directory states the Cardinal features UV-resistant materials (anthropic:3-2), but AmeriGlide's official website does not specify anodized aluminum, rust-resistant coatings, or marine-grade materials (anthropic). Grok reported steel components subject to rust depending on exposure [24].

Pricing conflicts. AmeriGlide's outdoor-stair-lift listing showed $2,999 for the Cardinal and $3,995 for the Outdoor Deluxe, plus shipping [26]. A separate AmeriGlide product page showed $2,599 for the Outdoor Deluxe [22]. An AmeriGlide dealer page showed $2,798 plus shipping [30]. Grok reported $2,995–$3,295 base (grok). Retirement Living cited $2,999–$3,995 for outdoor models (anthropic:11-3).

Installation cost conflicts. AmeriGlide says straight stair lift installation can be as low as $199 [31]. One retailer lists standard installation at $995 and concrete or stone at $1,495 [33]. An AmeriGlide dealer page listed nationwide installation at $575 or installation plus measurement at $725 [30]. NCOA says professional installation starts at $550 [34]. One customer report indicates $599 installation was billed separately (anthropic).

Self-installation conflict. Independent coverage says straight stair lifts can be self-installed [34], but ConsumerAffairs describes the Cardinal Outdoor specifically as not self-installable [35]. Google reported the Deluxe model allows self-installation while the Cardinal does not [36].

Snow and ice framing. The general outdoor-stair-lift page references protection from snow and ice, while the Outdoor Deluxe product page says outdoor lifts are not intended for use in snow and ice (openai). This likely distinguishes parked protection from operating conditions, but AmeriGlide should confirm it.

Customer satisfaction. AmeriGlide's overall stairlift rating was 2.7 based on 36 reviews on ConsumerAffairs (anthropic:21-2). SmartCustomer shows 3.1 out of 5 from 132 customers (anthropic:25-23). One customer review noted installer no-shows and delays (anthropic:25-23).

Use-Case-Specific Features and Capabilities

Questions This Section Answers

  • Does AmeriGlide Cardinal Outdoor Stair Lift have anti-slip traction and battery backup for wet outdoor steps?
  • What weight capacity and track length does AmeriGlide Cardinal Outdoor Stair Lift support for exterior stairs?

The Cardinal offers several features relevant to exterior steps, but key environmental specifications are unpublished.

CriterionCardinal Outdoor findingEvidence status
Weatherproofing ratingNo numeric IP or equivalent rating publishedUnclear across platforms [37]
Operating temperature rangeNot publishedUnclear [38]
UV and corrosion protectionWeatherproof/insulated claims; no UV or corrosion ratingUnclear [38]
Waterproof cover inclusionCover included; brochure says it protects seat and carriageCompany claim [38]
Anti-slip seat tractionRubber foot mat marketed for extra tractionCompany claim [39]

Outdoor suitability and weather protection. AmeriGlide states the Cardinal has weatherproof components and includes a cover; the brochure describes the cover as protecting the seat and carriage and says electronic components and controls are insulated and protected [38]. These are company claims rather than an independently verified weatherproofing certification.

Cover inclusion. The Cardinal product page states a cover is included [38]. The Outdoor Deluxe page states three protective covers are included [40]. Cover size, attachment method, and whether it fully protects the installed lift during wind-driven rain are not specified (openai). One customer reported the cover was undersized for the larger seat version, requiring struggle to fit it on and creating a safety hazard at the top of stairs (anthropic:12-2). Replacement covers cost over $100 (anthropic:12-4).

Snow and ice limitation. AmeriGlide explicitly states outdoor stair lifts are not intended for use in snow and ice on the Outdoor Deluxe product page [40]. The general outdoor-stair-lift page nevertheless describes covers as protecting against snow and ice, creating a distinction between protection while parked and permitted operation (openai).

Anti-slip traction. The Cardinal brochure states an included rubber foot mat provides extra traction [39]. The materials reviewed do not establish that the seat surface itself has an anti-slip traction rating or that the mat remains effective when wet, icy, or contaminated (openai).

Safety and usability. The Cardinal includes a swivel and flip-up seat, retractable seatbelt, stop sensors, remote controls, key locking, and a backlit digital diagnostic display [38]. It is battery powered and leaves the stairway relatively open when folded [38]. Google reported a compact folding design that folds up to 12 inches when parked (google).

Capacity and stair geometry. The Cardinal is listed with a 275-pound standard capacity, standard track length up to 14.75 feet, optional track length up to 22.15 feet, and a 15-inch seat depth [38]. The Outdoor Deluxe is listed with a 350-pound capacity, standard track length up to 16 feet, optional length up to 25 feet, and capacity reduced to 250 pounds for track lengths of 16 feet or longer [40].

Power and outage resilience. The Cardinal is listed as battery powered [38]. The Outdoor Deluxe is listed as not battery powered, so the Cardinal may be preferable where short power interruptions are a concern, subject to confirmation of charging, battery replacement, and emergency-use specifications [38].

Pricing, Fees, Contracts, and Ongoing Costs

Questions This Section Answers

  • How much does AmeriGlide Cardinal Outdoor Stair Lift cost, and are installation and shipping included?
  • What are the return, restocking, and warranty terms for AmeriGlide Cardinal Outdoor Stair Lift?

Public AmeriGlide prices are inconsistent and should be treated as quote-dependent. The outdoor-stair-lift category page listed the Cardinal at $2,999 and the Outdoor Deluxe at $3,995 plus shipping [42]. Another AmeriGlide page listed the Outdoor Deluxe at $2,599 [46]. An AmeriGlide dealer page listed it at $2,798 plus shipping [47]. Grok reported $2,995–$3,295 base plus shipping and installation (grok). Retirement Living cited $2,999–$3,995 for outdoor models (anthropic:11-3).

Installation. Cardinal installation is required; the public product page does not state a fixed installation price [48]. AmeriGlide says straight stair lift installation can be as low as $199 [49]. One retailer lists standard installation at $995 and concrete or stone at $1,495 [51]. An AmeriGlide dealer page listed nationwide installation at $575 or installation plus measurement at $725 [47]. NCOA says professional installation starts at $550 [52]. One customer report indicates $599 installation was billed separately (anthropic).

Additional fees. Shipping is listed separately on product pages (openai, perplexity). Potential costs for site-specific electrical work, weather protection, service visits, batteries, or replacement covers are not stated in the reviewed materials (openai). Replacement covers cost over $100 (anthropic:12-4). Additional rail is listed at $495 per section [51].

Returns and cancellation. A 30-day return policy from delivery date applies, excluding certain brands, with the customer responsible for all return costs including a 20% restocking fee (anthropic). No Cardinal-specific cancellation or return terms were identified on the reviewed product page (openai). Track length and installation configuration may affect returnability and restocking exposure (openai).

Warranty. One source states new AmeriGlide stair lifts come with a 2-year parts warranty and a 5-year warranty on the drive train (anthropic:28-14). Google reported a 2-year warranty on component parts including circuit boards, motor, and gearbox, and a 30-day warranty on batteries (google). Grok reported a shorter 2-year/30-day outdoor warranty [53]. AmeriGlide's website refers only to "competitive warranties" without detail (anthropic).

Maintenance. AmeriGlide stairlifts require almost no maintenance (anthropic:2-5). Battery replacement every 3–5 years is expected, and track greasing twice yearly is recommended (anthropic). Frequent maintenance may be needed depending on locale (anthropic).

Best Suited For

Questions This Section Answers

  • Who is AmeriGlide Cardinal Outdoor Stair Lift best suited for on exterior steps?
  • Is AmeriGlide Cardinal Outdoor Stair Lift a good budget option for a straight outdoor staircase?

The Cardinal is best suited for buyers with straight outdoor porch, deck, front-entry, garden, or driveway stairs with moderate weather exposure (openai). It fits buyers who need a battery-powered outdoor lift with a compact folding seat and included weather protection [54]. It also fits buyers willing to obtain professional installation for the Cardinal [54].

Budget-conscious buyers seeking the lowest entry price in the outdoor stairlift category may find it relevant, with a listed minimum of $2,999 [55]. Buyers who want a listed starting price online and are comfortable verifying weather-exposure specs directly before purchase are also a reasonable fit (perplexity). Seniors with exterior porches or front entry steps in temperate climates are the core audience (anthropic).

Probably Not Best Suited For

Questions This Section Answers

  • Who should not choose AmeriGlide Cardinal Outdoor Stair Lift for exterior and weather-exposed steps?
  • Is AmeriGlide Cardinal Outdoor Stair Lift suitable for snowy or icy climates?

The Cardinal is probably not best suited for locations with regular snow, ice, freezing precipitation, or severe year-round exposure (openai, anthropic:26-6). Buyers requiring documented IP ratings, certified temperature ranges, UV resistance, or corrosion-protection specifications should look elsewhere (openai). Long or curved outdoor stairways are out of scope because the evaluated products are straight-stair lifts with stated maximum track lengths (openai, anthropic:26-12).

Buyers who exceed 275 pounds should consider the Outdoor Deluxe or a heavier-duty competitor (anthropic:24-17, anthropic:30-18). Buyers prioritizing robust cold-temperature operation should note the operating range is not publicly specified (anthropic). Buyers who want to self-install the Cardinal cannot do so [56]. Buyers who need independently verified performance data before purchase should treat this as a candidate requiring confirmation (deepseek).

When Another Option May Be Better

Questions This Section Answers

  • What is a better alternative to AmeriGlide Cardinal Outdoor Stair Lift for cold or icy climates?
  • When should a buyer choose a competitor instead of AmeriGlide Cardinal Outdoor Stair Lift?

Choose a model from another manufacturer when documented IP or weatherproof ratings, operating-temperature limits, corrosion protection, or winter-use instructions are mandatory (openai). Harmar's Summit outdoor stairlifts are reported to handle rain, wind, snow, and temperatures from 0°F to 125°F (anthropic:30-1). HomeGlide is designed to run in temperatures from about 5°F to 122°F (anthropic:31-1). One independent guide states outdoor units can withstand 14°F to 105°F (anthropic:32-2).

Consider the Outdoor Deluxe when a higher standard weight capacity, self-installation option, or longer available track is more important than battery operation, subject to its snow-and-ice restriction [57]. Consider a platform lift or ramp when the route is not a straight stairway, the user cannot safely transfer to a stairlift seat, or the outdoor route requires wheelchair transport (openai).

Buyers who need curved or L-shaped outdoor stairlifts should evaluate Harmar, Stannah, or Access BDD alternatives (anthropic). Buyers who exceed 275 pounds may prefer the Harmar Pinnacle up to 600 pounds or the Deluxe Outdoor up to 350 pounds (anthropic:30-18, anthropic:24-20). Buyers who prioritize established customer reviews may note AmeriGlide shows mixed ratings (anthropic:21-2, anthropic:25-23).

Questions to Verify Before Buying

Questions This Section Answers

  • What should a buyer confirm with AmeriGlide before signing a contract for the Cardinal Outdoor Stair Lift?
  • What weatherproofing and warranty details should be documented before purchasing AmeriGlide Cardinal Outdoor Stair Lift?

Buyers should obtain written answers to the following before ordering:

  1. What exact model will be supplied: Cardinal Outdoor or Outdoor Deluxe? (openai)
  2. What is the certified IP or equivalent weatherproofing rating for the complete installed system? [58]
  3. What are the minimum and maximum operating and storage temperatures? (openai, anthropic)
  4. What UV-resistant and corrosion-resistant materials or coatings are used, and is the lift suitable for coastal salt air? (openai, anthropic)
  5. May the lift be operated during rain, freezing rain, frost, snow, or immediately after de-icing? (openai)
  6. Does the included cover fully protect the seat, carriage, controls, charger, and rail in wind-driven weather, and what is its replacement cost? (openai, anthropic:12-4)
  7. What is the wet-condition traction specification for the foot mat and seat surface? (openai)
  8. What are the battery runtime, charging requirements, battery life, replacement cost, and emergency-lowering procedure? (openai)
  9. What installation, electrical, drainage, anchoring, and weather-shelter requirements apply at the buyer's site? (openai)
  10. What is the complete delivered price, including shipping, measurement, installation, taxes, permits, and any required site modifications? (openai, perplexity)
  11. What warranty applies to outdoor corrosion, batteries, covers, electronics, and labor? (openai, anthropic:28-14)
  12. What maintenance schedule and service availability apply in the buyer's ZIP code? (openai)

Final AI Consensus Verdict

Mixed fit. AmeriGlide Cardinal Outdoor Stair Lift is relevant for sheltered or moderately exposed straight exterior steps because it is purpose-built for outdoor use and includes weather-oriented protection and useful transfer and traction features. It is not a clearly strong fit for harsh or winter-exposed locations because key environmental specifications are unpublished, outdoor snow-and-ice operation is restricted or unclear, public pricing conflicts, and independent weather-performance evidence was not found.

Platform fit ratings were mixed for six of seven platforms and "good" for one, with kimi rating the fit "uncertain." The strongest reason to consider it is its outdoor-specific design, included cover, battery power, and safety features. The main limitation is the absence of published IP, temperature, UV, and corrosion specifications, plus conflicting pricing and installation information. Buyers should treat it as a candidate requiring documented specification confirmation, not as a confirmed strong fit.

How This Review Was Produced

This review was produced from platform-reported research collected on 2026-09-27. Seven platforms evaluated the entity's fit for exterior and weather-exposed steps: anthropic, deepseek, google, grok, kimi, openai, and perplexity. Three of the seven named the entity during ranking discovery: deepseek, openai, and perplexity. The remaining four evaluated fit but did not name it in the ranking stage.

All included platforms evaluated fit, but platform_mentions counts only platforms that named the entity during ranking discovery. Citations are platform-reported evidence, not independently verified facts. Company-owned citations materially outnumber independent citations, so company claims are not described as independently verified. The supplied URLs were collected from platform responses and were not independently validated by the writer stage.

Methodology Limitations

Several limitations apply. Platform-reported research dates differ from the authoritative run date: deepseek reported 2026-01-01, while the run research date is 2026-09-27. Platform-reported dates are provenance metadata and do not independently prove freshness. Deepseek's research was conducted without search enabled, so its findings rest on model knowledge rather than retrieved evidence.

Conflicting product names, pricing, and capabilities were not resolved by guessing; the conflicts are described and buyers are told what to verify. No verified IP rating, operating-temperature range, UV rating, corrosion rating, or salt-air specification was found for the Cardinal. No independent weather-performance testing or certification was identified. The reviewed evidence is primarily AmeriGlide-owned product pages, brochures, and support materials. Kimi could not verify the Cardinal Outdoor Stair Lift against AmeriGlide's current product lineup, and its search results pertained to modular stationary staircases rather than stairlifts.

See the broader Exterior & Weather-Exposed Steps consensus index for comparisons across qualified options.

Sources

Company-Owned Sources

Independent Sources

Other Sources

  • Additional AI research evidence58 records
    1. AI research evidence record perplexity:c1
    2. AI research evidence record perplexity:c2
    3. AI research evidence record perplexity:c3
    4. AI research evidence record perplexity:c5
    5. AI research evidence record openai:c1
    6. AI research evidence record openai:c1
    7. AI research evidence record openai:c3
    8. AI research evidence record openai:c1
    9. AI research evidence record grok:web:4
    10. AI research evidence record openai:c2
    11. AI research evidence record google:1.1.1
    12. AI research evidence record google:1.2.8
    13. AI research evidence record grok:web:9
    14. AI research evidence record openai:c3
    15. AI research evidence record google:1.3.2
    16. AI research evidence record google:3.2.7
    17. AI research evidence record deepseek:c1
    18. AI research evidence record perplexity:c1
    19. AI research evidence record perplexity:c14
    20. AI research evidence record openai:c1
    21. AI research evidence record openai:c2
    22. AI research evidence record openai:c3
    23. AI research evidence record grok:web:1
    24. AI research evidence record grok:web:9
    25. AI research evidence record grok:web:10
    26. AI research evidence record openai:c4
    27. AI research evidence record perplexity:c2
    28. AI research evidence record perplexity:c4
    29. AI research evidence record google:1.3.3
    30. AI research evidence record openai:c5
    31. AI research evidence record perplexity:c7
    32. AI research evidence record perplexity:c8
    33. AI research evidence record google:2.1.3
    34. AI research evidence record perplexity:c13
    35. AI research evidence record perplexity:c9
    36. AI research evidence record google:3.2.7
    37. AI research evidence record deepseek:c1
    38. AI research evidence record openai:c1
    39. AI research evidence record openai:c2
    40. AI research evidence record openai:c3
    41. AI research evidence record google:1.3.2
    42. AI research evidence record openai:c4
    43. AI research evidence record perplexity:c2
    44. AI research evidence record perplexity:c4
    45. AI research evidence record google:1.3.3
    46. AI research evidence record openai:c3
    47. AI research evidence record openai:c5
    48. AI research evidence record openai:c1
    49. AI research evidence record perplexity:c7
    50. AI research evidence record perplexity:c8
    51. AI research evidence record google:2.1.3
    52. AI research evidence record perplexity:c13
    53. AI research evidence record grok:web:10
    54. AI research evidence record openai:c1
    55. AI research evidence record perplexity:c2
    56. AI research evidence record openai:c1
    57. AI research evidence record openai:c3
    58. AI research evidence record deepseek:c1

Verify This Research

Review the study details behind this page or download the public machine-readable verification record.

Study date
September 27, 2026
Platforms analyzed
7
Source records
38
Ranking mentions
3 of 7
Platform share
43%
Final consensus rank
#4

Research trail and source mix

Configured platforms

openai, anthropic, deepseek, grok, perplexity, kimi, google

Source mix

16 independent · 20 company-owned · 2 unclear

Evidence support

28 direct · 10 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 b2d9330a499e8b70f1592c79039f81d7d641aca9b30764796db9f0c822bcd5fc