Life Insurance
Consensus Index

AI Consensus Fit Review

John Hancock Life Insurance After a Stroke Fit Review

John Hancock is a mixed fit for Life Insurance After a Stroke.

Research: 2026-09-227 usable platform responsesRead the methodology ↗

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Answer Capsule

John Hancock is a mixed fit for Life Insurance After a Stroke. Three of seven platforms named it during ranking discovery, and it finished sixth overall. Its strongest case rests on product breadth — term, universal life, indexed universal life, and survivorship coverage — plus the Vitality wellness program, which rewards health tracking that overlaps with secondary stroke prevention. The main limitation is underwriting: platform-reported evidence indicates stroke history can trigger full medical review, preferred classes may be unavailable, and accelerated no-exam paths appear to exclude stroke and TIA histories. No platform verified a stroke-specific approval guarantee.

Research Snapshot

FieldFinding
Platform mentions in ranking stage3 of 7 platforms (anthropic, grok, kimi)
Share of included platform responses42.9%
Average listed rank3.33
Best listed rank2 (anthropic)
Relevant product/model/planTerm life with Vitality; UL/IUL; Survivorship coverage
Overall use-case fitMixed
Research date2026-09-22

Why John Hancock Qualified for This Study

Questions This Section Answers

  • Why did John Hancock qualify for this life insurance after a stroke study when only 3 of 7 platforms named it?
  • Is John Hancock a good choice for a stroke survivor who needs term or permanent life insurance?

John Hancock qualified because three platforms named it during ranking discovery, clearing the two-mention threshold, and all seven platforms produced a fit assessment for it. It ranked second on anthropic, fourth on grok, and fourth on kimi, producing an average listed rank of 3.33 and a final rank of sixth among the finalists.

Fit ratings split across platforms: anthropic, google, and grok rated it a good fit; openai, deepseek, kimi, and perplexity rated it mixed. That split is the central finding of this review. No platform rated John Hancock a poor fit, and no platform rated it clearly superior to the field.

The qualification audit flagged that official-site retrieval failed for the brand domain, so the reported domain was retained for research but remains unverified. Company-name variants were collapsed onto one canonical brand before the mention threshold was applied.

The Product, Model, Plan, or Service Most Relevant to Life Insurance After a Stroke

Questions This Section Answers

  • Which John Hancock product should a stroke survivor compare first — term life with Vitality, UL, IUL, or survivorship?
  • Does John Hancock's critical illness rider pay a lump sum if a stroke is diagnosed?

The product set most relevant to this buyer is term life insurance paired with the Vitality program, with universal life, indexed universal life, and survivorship coverage as alternatives. Platforms consistently described this lineup [1].

Term coverage is described as convertible, with 10, 15, 20, or 30-year durations and coverage amounts reported from $250,000 to $30 million [2]. One platform reported that term policies can convert to permanent products without additional medical underwriting during the first four years, with conversion options narrowing afterward and extending to age 70 or the end of the level term period [9]. That conversion feature matters for a stroke survivor whose health may change.

A critical illness rider is reported to deliver a lump sum on diagnosis of a covered critical illness including stroke [13]. This is platform-reported and inferred from a third-party review, not confirmed in a John Hancock contract excerpt.

Survivorship coverage is also available [15]. One platform cautioned that survivorship is only useful for joint-life or estate-planning needs and is not a substitute for single-life protection [16].

What the AI Platforms Agreed About

Questions This Section Answers

  • What do AI platforms agree on about John Hancock for a stroke survivor who wants life insurance?
  • Is John Hancock's Vitality program relevant to stroke survivors, or is it just a discount gimmick?

Platforms agreed on four points.

First, product breadth. Every platform described term, universal life, indexed universal life, or survivorship availability, and most tied the lineup to Vitality [17].

Second, Vitality mechanics. Vitality GO is described as included with policies at no additional cost, while Vitality PLUS is advertised for as little as $2 per month on eligible policies, with advertised premium savings up to 25% [17]. Multiple platforms stressed that savings are conditional and not guaranteed [23].

Third, Vitality is not an underwriting solution. One platform stated directly that the program is a wellness add-on that does not replace medical underwriting and does not assure insurability [31]. Another found no evidence that Vitality improves post-stroke insurability or underwriting classification [17].

Fourth, financial strength. Platforms citing independent ratings reported A+ from AM Best, A1 from Moody's, AA- from S&P, and AA from Fitch [32]. One platform noted ratings should be checked directly rather than assumed [35].

Where the AI Platforms Disagreed or Were Uncertain

Questions This Section Answers

  • Do AI platforms disagree about whether John Hancock will approve a stroke survivor for life insurance?
  • Is John Hancock's stroke underwriting more lenient or stricter than other carriers?

The sharpest disagreement concerns stroke underwriting leniency.

Grok reported that John Hancock is listed among accommodating carriers for post-stroke applicants and accepts Table 2–4 ratings for suitable cases [36]. That claim comes from an independent review site, not a John Hancock document.

Perplexity reported the opposite direction: a John Hancock underwriting guide referenced in search results states preferred is not available, consideration may be unavailable until 12 months after the stroke, and multiple strokes are usually declined [37]. Google reported that a history of stroke or TIA excludes applicants from the ExpressTrack simplified underwriting process [38], and perplexity found the same exclusion in an ExpressTrack summary [39].

Anthropic took a middle position, reporting that John Hancock uses a "Total View" risk assessment approach and has a reputation for favorable underwriting on complex cardiovascular histories including controlled hypertension and family history of cardiovascular disease [40]. That reputation claim is inferred from third-party reviews.

OpenAI and deepseek both concluded that no publicly verified stroke-specific underwriting guide, acceptance threshold, or postponement period was found [42]. Kimi reported that John Hancock does not publicly disclose stroke-specific timeframes, table ratings, or postpone periods, while competitors do [44].

Google supplied the most granular underwriting detail: an Attending Physician's Statement is required for any TIA or stroke history, including cardiac investigations, prophylactic medications, lifestyle modifications, and current activity levels [46]. Underwriting decisions reportedly consider current age, date of diagnosis, cause, treatment, medications, and permanent neurological deficits [47]. Carotid stenosis guidance was reported as preferred under 40% if asymptomatic, select-substandard at 40–69%, and uninsurable above 69% or above 39% combined with diabetes, tobacco use, or TIA history [48].

These findings conflict on leniency and should be treated as unresolved. The underwriting guide citations are platform-reported and were not independently validated.

Use-Case-Specific Features and Capabilities

Questions This Section Answers

  • What features does John Hancock offer that matter most to a stroke survivor buying life insurance?
  • Can a stroke survivor use John Hancock's Vitality program to lower premiums after a stroke?

Four features are relevant to this buyer.

Conversion flexibility. Term policies are reported convertible to permanent coverage without additional medical underwriting within the first four years [49]. For a stroke survivor, locking in conversion rights before a health change is a meaningful structural advantage.

Critical illness rider. Reported to pay a lump sum on diagnosis of a covered critical illness including stroke, usable for medical bills or lost income [51]. Platform-reported and inferred.

Vitality wellness tracking. Policyholders reportedly earn points for exercise, annual health screenings, flu shots, and other health-related activities, with points determining program status and rewards [53]. One platform reported that every new policyholder receives a free Fitbit [56]. Another reported that nearly 80% of Vitality members report stable or improved health, including blood pressure and cholesterol improvements [57]. That statistic is platform-reported from a trade publication and is not independent verification of outcomes for stroke survivors.

Product breadth for rated cases. Multiple product classes give alternatives if one is declined or rated unfavorably [58].

Two capability limits matter. Vitality is unavailable in New York and North Dakota [59], and one platform reported Vitality GO is not available in New York [60]. John Hancock does not offer whole life insurance [61]. No guaranteed-issue policies are available [62].

Pricing, Fees, Contracts, and Ongoing Costs

Questions This Section Answers

  • How much does John Hancock life insurance cost per month for a stroke survivor, and what does Vitality PLUS add?
  • What contract terms should a stroke survivor confirm before signing a John Hancock policy?

No platform produced a stroke-specific premium. Pricing confidence was low on openai, deepseek, perplexity, and kimi, and moderate on anthropic, grok, and google.

Baseline pricing for standard health profiles was reported as $9–$11 per month for a $100,000 20-year term policy for a healthy 40-year-old nonsmoker [63]. One platform reported John Hancock rates 40% to 43% below the national average for a standard health profile [64], while another reported an average annual premium of $349, about 9% below an industry average of $382 [65]. These figures describe standard risks, not stroke survivors, and should not be applied to a rated case.

Vitality costs were reported as follows: Vitality GO included at no additional cost subject to availability [66]; Vitality PLUS advertised for as little as $2 per month on eligible policies [69]; and a $4 Vitality PLUS cost stated in some survivorship permanent product materials [69]. One platform reported Vitality PLUS may cost as little as $2 per month or 3% of annual premium in some cases [70]. These figures conflict and are not confirmed for this buyer.

Advertised premium savings reach up to 25% versus the same policy without Vitality PLUS, but are conditional on underwriting status, age, policy type, policy terms, Vitality status, and product eligibility [69]. One platform reported published 15–25% savings require sustained multi-year participation [73].

Contract terms reported include a standard free-look period commonly 10–30 days depending on state [74], level premiums for the term duration, flexible premiums and death benefit adjustments on universal life, and policy loans that reduce cash value and death benefit with lapse risk if loans exceed cash value [75]. Vitality rewards and discounts are subject to change and are not guaranteed for the life of the policy [69].

Best Suited For

Questions This Section Answers

  • Who is John Hancock actually best for among stroke survivors buying life insurance?
  • Is John Hancock worth it for a stroke survivor who has been stable for two or more years?

John Hancock is best suited to a stroke survivor whose event was remote, mild, and well documented, who can qualify through conventional underwriting, and who values wellness rewards.

Platforms converged on a similar profile. Anthropic described the best fit as survivors stable for 2+ years seeking term or universal life coverage, health-conscious patients who can engage with Vitality tracking, and buyers wanting a critical illness rider covering stroke [76]. Grok described applicants 2+ years post-stroke with good recovery and controlled risk factors [78]. Google described survivors who have completed recovery, are asymptomatic, and actively track cardiovascular risk factors [79]. OpenAI described applicants whose stroke was sufficiently remote, medically stable, and well documented to qualify for individually underwritten coverage [80]. Kimi added couples considering survivorship coverage where one spouse had a stroke [81].

The common thread across all seven platforms is medical stability plus documentation. No platform identified a scenario where John Hancock is the clear first choice for a recent or complicated stroke.

Probably Not Best Suited For

Questions This Section Answers

  • Who should not choose John Hancock for life insurance after a stroke?
  • Is John Hancock a bad choice for a stroke survivor who needs guaranteed-issue coverage?

John Hancock is probably not the best fit for buyers who need guaranteed-issue or simplified-issue coverage, who had a recent or severe stroke, or who cannot or will not participate in wellness tracking.

Platforms listed the following exclusions. Applicants needing guaranteed-issue or clearly simplified-issue coverage because of a recent, severe, recurrent, or disabling stroke [82]. Applicants seeking a carrier with publicly documented post-stroke underwriting rules or a dedicated high-risk-case process [82]. Applicants for whom wellness tracking, activity requirements, or variable rewards are undesirable or medically impractical [82]. Stroke survivors needing guaranteed-issue or simplified underwriting without medical review [83]. Buyers seeking whole life insurance, which John Hancock does not offer [84]. Applicants requiring instant-decision online underwriting [85]. Those with active, unresolved neurological complications or severe residual disability [87]. Buyers with recent strokes under 12–24 months or hemorrhagic or multiple strokes with residuals [88]. Applicants hoping to use accelerated underwriting with stroke or TIA in their history [89]. Stroke survivors within 6–12 months of the event needing immediate traditional coverage [91].

When Another Option May Be Better

Questions This Section Answers

  • What is a better alternative to John Hancock for a stroke survivor who needs guaranteed-issue life insurance?
  • When should a stroke survivor skip John Hancock and use a broker or another carrier instead?

Another option may be better in five situations.

When guaranteed or simplified issue is required. Platforms pointed to guaranteed-issue final expense products and simplified-issue coverage with health questions only as alternatives for applicants who cannot qualify for full underwriting [92]. One platform specifically named Mutual of Omaha for guaranteed-issue final expense [95].

When the stroke is recent or complex. Platforms recommended a specialist broker or another insurer with more permissive post-stroke underwriting if the stroke was recent, involved multiple events, or left significant residual deficits [96].

When transparent stroke criteria matter. One platform noted that competitors explicitly document 6–12 month minimum waits for ischemic stroke, 12–24 months for hemorrhagic, and specific table ratings, while John Hancock does not [94].

When wellness participation is impractical. One platform advised that a non-Vitality policy from another carrier may be simpler if the buyer cannot or does not want to maintain wellness-program participation [98].

When cost is the priority. One platform noted that table-rated stroke survivors may see diminished Vitality benefit relative to premium cost compared with competitors offering straightforward rated term [99]. Another named Prudential for potentially more lenient cardiovascular underwriting [95].

A broker can obtain informal or preliminary underwriting opinions from several carriers before a formal application, which one platform recommended as the practical path for this buyer [100].

Questions to Verify Before Buying

Questions This Section Answers

  • What should a stroke survivor confirm with John Hancock before signing a life insurance contract?
  • Which medical records and tests will John Hancock require for a stroke history?

Platforms produced overlapping verification lists. The consolidated items:

  • How will the underwriter classify this specific stroke based on date, type, cause, severity, treatment, residual symptoms, recurrence history, and cardiovascular risk factors [101]?
  • What is the minimum postpone period for TIA versus ischemic versus hemorrhagic stroke, and what table ratings apply at 6 months, 1 year, 2 years, and 3+ years post-event [103]?
  • Is an informal or preliminary underwriting review available before submitting a formal application [101]?
  • Will the case require attending-physician statements, hospital records, neurological records, cardiovascular testing, prescription-history review, MIB review, paramedical examination, or laboratory testing [101]?
  • Is the recommended policy eligible for Vitality GO or PLUS in the buyer's state, and is the PLUS charge included or separate [108]?
  • What exact premium reduction could this applicant receive at each Vitality status, and can the premium increase if participation or status falls [110]?
  • Which Vitality activities, screenings, wearable requirements, and health-review disclosures apply, and are any unsuitable given physician-directed limitations [108]?
  • For UL or IUL, what are the guaranteed premiums, non-guaranteed assumptions, policy charges, lapse risks, surrender charges, and funding required to keep coverage in force [110]?
  • For survivorship coverage, what happens if one insured becomes uninsurable, dies first, or the policy is surrendered or allowed to lapse [110]?
  • What are the conversion, renewal, cancellation, reinstatement, contestability, exclusion, and free-look provisions in the applicant's state [110]?
  • Does the critical illness rider cover the applicant's specific stroke diagnosis, ischemic versus hemorrhagic, and what is the rider premium [116]?
  • Can the buyer compare the same case with at least three carriers, including one experienced with cerebrovascular histories and any guaranteed-issue alternatives [101]?

Final AI Consensus Verdict

John Hancock is a mixed fit for life insurance after a stroke. Three of seven platforms named it during ranking discovery, and it finished sixth overall. Three platforms rated it a good fit and four rated it mixed.

The strongest reason to consider it is product breadth plus the Vitality program: term, UL, IUL, and survivorship coverage, convertible term features, a critical illness rider reported to cover stroke, and wellness rewards that overlap with secondary stroke prevention.

The main limitation is underwriting uncertainty. Platform-reported evidence conflicts on whether John Hancock is accommodating or restrictive for stroke histories. One platform reported Table 2–4 acceptance for suitable cases [118], while another reported preferred is unavailable, consideration may be delayed until 12 months after the stroke, and multiple strokes are usually declined [119]. Accelerated underwriting appears to exclude stroke and TIA histories [120]. No platform verified a stroke-specific approval guarantee, and no platform produced a stroke-specific premium.

The practical conclusion: treat John Hancock as one carrier in a multi-carrier broker comparison for a medically stable stroke survivor, not as a clearly superior stand-alone choice. Buyers who need guaranteed-issue coverage, who had a recent or severe stroke, or who cannot participate in wellness tracking should evaluate alternatives first. The broader Life Insurance After a Stroke comparison covers how other carriers were assessed.

How This Review Was Produced

This review was produced from a structured research run dated 2026-09-22 covering seven AI platforms: openai, anthropic, google, grok, kimi, deepseek, and perplexity. Each platform was asked which life insurance carriers are generally worth considering for applicants with a history of stroke and why. Platforms that named John Hancock during ranking discovery counted toward the mention threshold; all seven platforms produced a fit assessment.

Platform fit ratings were: anthropic good, google good, grok good, openai mixed, deepseek mixed, kimi mixed, perplexity mixed. Ranking statistics were calculated from the platforms that named the entity: anthropic ranked it 2, grok ranked it 4, and kimi ranked it 4.

All platform outputs are platform-reported and were not independently verified. Citations are platform-reported evidence. No personal testing, customer experience, or independent verification was performed. This review evaluates John Hancock only for the life insurance after a stroke use case and is not a broad company review. Readers comparing carriers across the category can browse the wider life insurance directory.

Methodology Limitations

Several limitations apply.

Platform-reported research dates differ from the authoritative run date of 2026-09-22. Six platforms reported 2026-09-23, and deepseek reported 2026-01-15. Platform-reported dates are provenance metadata and do not independently prove freshness.

Official-site retrieval failed for the brand domain, returning an HTTP 403 response. No failed fetch was used as a verified domain key. The matching reported domain was retained for downstream research but remains unverified.

The supplied URLs were collected from platform responses and were not independently validated by the writer stage. Citations are platform-reported evidence, not independently verified facts.

Deepseek ran without search enabled, so its claims require explicit verification before being described as current facts.

Conflicting product names, pricing, and capabilities were not resolved by guessing. Where platforms disagreed — particularly on stroke underwriting leniency and Vitality costs — the conflict is described and buyers are directed to verify.

No platform produced a stroke-specific premium quote, rate class, or approval outcome. Pricing confidence was low on four platforms and moderate on three.

Sources

Company-Owned Sources

  • Get the right life insurance policy for the protection you need: https://www.johnhancock.com/individual/life-insurance
  • Life Insurance Products | John Hancock: https://www.johnhancock.com/life-insurance
  • John Hancock Life Insurance Products: https://www.johnhancock.com/life-insurance.html
  • Survivorship Life Insurance | John Hancock: https://www.johnhancock.com/life-insurance/survivorship
  • John Hancock Vitality | Life Insurance | John Hancock: https://www.johnhancock.com/life-insurance/vitality.html
  • John Hancock Vitality Program: https://www.johnhancock.com/vitality
  • John Hancock Vitality Program: https://www.johnhancock.com/vitality.html
  • Additional AI research evidence121 records
    1. AI research evidence record openai:c2
    2. AI research evidence record anthropic:15-2
    3. AI research evidence record deepseek:c2
    4. AI research evidence record grok:10
    5. AI research evidence record kimi:jh_products
    6. AI research evidence record perplexity:c2
    7. AI research evidence record anthropic:15-3
    8. AI research evidence record anthropic:38-1
    9. AI research evidence record anthropic:15-4
    10. AI research evidence record anthropic:15-5
    11. AI research evidence record anthropic:15-6
    12. AI research evidence record anthropic:20-4
    13. AI research evidence record anthropic:1-5
    14. AI research evidence record anthropic:20-1
    15. AI research evidence record kimi:jh_survivorship
    16. AI research evidence record perplexity:c5
    17. AI research evidence record openai:c2
    18. AI research evidence record anthropic:15-2
    19. AI research evidence record deepseek:c2
    20. AI research evidence record grok:10
    21. AI research evidence record kimi:jh_products
    22. AI research evidence record perplexity:c2
    23. AI research evidence record openai:c3
    24. AI research evidence record anthropic:30-16
    25. AI research evidence record anthropic:30-17
    26. AI research evidence record google:1.2.2
    27. AI research evidence record google:1.2.5
    28. AI research evidence record grok:13
    29. AI research evidence record anthropic:31-9
    30. AI research evidence record perplexity:c1
    31. AI research evidence record deepseek:c3
    32. AI research evidence record anthropic:22-1
    33. AI research evidence record anthropic:37-9
    34. AI research evidence record anthropic:35-10
    35. AI research evidence record deepseek:c4
    36. AI research evidence record grok:0
    37. AI research evidence record perplexity:c3
    38. AI research evidence record google:2.3.8
    39. AI research evidence record perplexity:c4
    40. AI research evidence record anthropic:4-17
    41. AI research evidence record anthropic:25-3
    42. AI research evidence record openai:c1
    43. AI research evidence record deepseek:c1
    44. AI research evidence record kimi:diversified_stroke
    45. AI research evidence record kimi:americanterm_stroke
    46. AI research evidence record google:2.3.1
    47. AI research evidence record google:2.3.2
    48. AI research evidence record google:2.3.6
    49. AI research evidence record anthropic:15-4
    50. AI research evidence record anthropic:20-4
    51. AI research evidence record anthropic:1-5
    52. AI research evidence record anthropic:20-1
    53. AI research evidence record anthropic:10-3
    54. AI research evidence record anthropic:11-3
    55. AI research evidence record anthropic:11-5
    56. AI research evidence record anthropic:13-3
    57. AI research evidence record google:1.2.6
    58. AI research evidence record deepseek:c2
    59. AI research evidence record anthropic:18-2
    60. AI research evidence record openai:c2
    61. AI research evidence record anthropic:38-7
    62. AI research evidence record anthropic:45-5
    63. AI research evidence record anthropic:37-1
    64. AI research evidence record anthropic:37-2
    65. AI research evidence record anthropic:40-1
    66. AI research evidence record openai:c2
    67. AI research evidence record anthropic:30-17
    68. AI research evidence record google:1.2.5
    69. AI research evidence record openai:c3
    70. AI research evidence record grok:13
    71. AI research evidence record anthropic:38-4
    72. AI research evidence record google:1.2.2
    73. AI research evidence record anthropic:31-9
    74. AI research evidence record deepseek:c3
    75. AI research evidence record anthropic:15-2
    76. AI research evidence record anthropic:1-5
    77. AI research evidence record anthropic:25-3
    78. AI research evidence record grok:0
    79. AI research evidence record google:2.3.2
    80. AI research evidence record openai:c1
    81. AI research evidence record kimi:jh_survivorship
    82. AI research evidence record openai:c1
    83. AI research evidence record anthropic:45-5
    84. AI research evidence record anthropic:38-7
    85. AI research evidence record anthropic:25-4
    86. AI research evidence record anthropic:38-8
    87. AI research evidence record anthropic:9-1
    88. AI research evidence record grok:0
    89. AI research evidence record perplexity:c4
    90. AI research evidence record google:2.3.8
    91. AI research evidence record kimi:policyadvisor_stroke
    92. AI research evidence record kimi:mutualofomaha
    93. AI research evidence record kimi:policyadvisor_stroke
    94. AI research evidence record kimi:diversified_stroke
    95. AI research evidence record grok:0
    96. AI research evidence record perplexity:c3
    97. AI research evidence record kimi:americanterm_stroke
    98. AI research evidence record perplexity:c1
    99. AI research evidence record kimi:industry_context
    100. AI research evidence record openai:c1
    101. AI research evidence record openai:c1
    102. AI research evidence record google:2.3.2
    103. AI research evidence record kimi:diversified_stroke
    104. AI research evidence record kimi:americanterm_stroke
    105. AI research evidence record anthropic:4-5
    106. AI research evidence record anthropic:4-7
    107. AI research evidence record google:2.3.1
    108. AI research evidence record openai:c2
    109. AI research evidence record anthropic:18-2
    110. AI research evidence record openai:c3
    111. AI research evidence record anthropic:31-9
    112. AI research evidence record anthropic:10-3
    113. AI research evidence record anthropic:15-2
    114. AI research evidence record kimi:jh_survivorship
    115. AI research evidence record deepseek:c3
    116. AI research evidence record anthropic:1-5
    117. AI research evidence record anthropic:20-1
    118. AI research evidence record grok:0
    119. AI research evidence record perplexity:c3
    120. AI research evidence record google:2.3.8
    121. AI research evidence record perplexity:c4

Independent Sources

Other Sources

  • Field Underwriting Guide November 2014 Edition: https://pinneyinsurance.com/underwriting-docs/JH-LTC-UW-Guide.pdf
  • Additional AI research evidence121 records
    1. AI research evidence record openai:c2
    2. AI research evidence record anthropic:15-2
    3. AI research evidence record deepseek:c2
    4. AI research evidence record grok:10
    5. AI research evidence record kimi:jh_products
    6. AI research evidence record perplexity:c2
    7. AI research evidence record anthropic:15-3
    8. AI research evidence record anthropic:38-1
    9. AI research evidence record anthropic:15-4
    10. AI research evidence record anthropic:15-5
    11. AI research evidence record anthropic:15-6
    12. AI research evidence record anthropic:20-4
    13. AI research evidence record anthropic:1-5
    14. AI research evidence record anthropic:20-1
    15. AI research evidence record kimi:jh_survivorship
    16. AI research evidence record perplexity:c5
    17. AI research evidence record openai:c2
    18. AI research evidence record anthropic:15-2
    19. AI research evidence record deepseek:c2
    20. AI research evidence record grok:10
    21. AI research evidence record kimi:jh_products
    22. AI research evidence record perplexity:c2
    23. AI research evidence record openai:c3
    24. AI research evidence record anthropic:30-16
    25. AI research evidence record anthropic:30-17
    26. AI research evidence record google:1.2.2
    27. AI research evidence record google:1.2.5
    28. AI research evidence record grok:13
    29. AI research evidence record anthropic:31-9
    30. AI research evidence record perplexity:c1
    31. AI research evidence record deepseek:c3
    32. AI research evidence record anthropic:22-1
    33. AI research evidence record anthropic:37-9
    34. AI research evidence record anthropic:35-10
    35. AI research evidence record deepseek:c4
    36. AI research evidence record grok:0
    37. AI research evidence record perplexity:c3
    38. AI research evidence record google:2.3.8
    39. AI research evidence record perplexity:c4
    40. AI research evidence record anthropic:4-17
    41. AI research evidence record anthropic:25-3
    42. AI research evidence record openai:c1
    43. AI research evidence record deepseek:c1
    44. AI research evidence record kimi:diversified_stroke
    45. AI research evidence record kimi:americanterm_stroke
    46. AI research evidence record google:2.3.1
    47. AI research evidence record google:2.3.2
    48. AI research evidence record google:2.3.6
    49. AI research evidence record anthropic:15-4
    50. AI research evidence record anthropic:20-4
    51. AI research evidence record anthropic:1-5
    52. AI research evidence record anthropic:20-1
    53. AI research evidence record anthropic:10-3
    54. AI research evidence record anthropic:11-3
    55. AI research evidence record anthropic:11-5
    56. AI research evidence record anthropic:13-3
    57. AI research evidence record google:1.2.6
    58. AI research evidence record deepseek:c2
    59. AI research evidence record anthropic:18-2
    60. AI research evidence record openai:c2
    61. AI research evidence record anthropic:38-7
    62. AI research evidence record anthropic:45-5
    63. AI research evidence record anthropic:37-1
    64. AI research evidence record anthropic:37-2
    65. AI research evidence record anthropic:40-1
    66. AI research evidence record openai:c2
    67. AI research evidence record anthropic:30-17
    68. AI research evidence record google:1.2.5
    69. AI research evidence record openai:c3
    70. AI research evidence record grok:13
    71. AI research evidence record anthropic:38-4
    72. AI research evidence record google:1.2.2
    73. AI research evidence record anthropic:31-9
    74. AI research evidence record deepseek:c3
    75. AI research evidence record anthropic:15-2
    76. AI research evidence record anthropic:1-5
    77. AI research evidence record anthropic:25-3
    78. AI research evidence record grok:0
    79. AI research evidence record google:2.3.2
    80. AI research evidence record openai:c1
    81. AI research evidence record kimi:jh_survivorship
    82. AI research evidence record openai:c1
    83. AI research evidence record anthropic:45-5
    84. AI research evidence record anthropic:38-7
    85. AI research evidence record anthropic:25-4
    86. AI research evidence record anthropic:38-8
    87. AI research evidence record anthropic:9-1
    88. AI research evidence record grok:0
    89. AI research evidence record perplexity:c4
    90. AI research evidence record google:2.3.8
    91. AI research evidence record kimi:policyadvisor_stroke
    92. AI research evidence record kimi:mutualofomaha
    93. AI research evidence record kimi:policyadvisor_stroke
    94. AI research evidence record kimi:diversified_stroke
    95. AI research evidence record grok:0
    96. AI research evidence record perplexity:c3
    97. AI research evidence record kimi:americanterm_stroke
    98. AI research evidence record perplexity:c1
    99. AI research evidence record kimi:industry_context
    100. AI research evidence record openai:c1
    101. AI research evidence record openai:c1
    102. AI research evidence record google:2.3.2
    103. AI research evidence record kimi:diversified_stroke
    104. AI research evidence record kimi:americanterm_stroke
    105. AI research evidence record anthropic:4-5
    106. AI research evidence record anthropic:4-7
    107. AI research evidence record google:2.3.1
    108. AI research evidence record openai:c2
    109. AI research evidence record anthropic:18-2
    110. AI research evidence record openai:c3
    111. AI research evidence record anthropic:31-9
    112. AI research evidence record anthropic:10-3
    113. AI research evidence record anthropic:15-2
    114. AI research evidence record kimi:jh_survivorship
    115. AI research evidence record deepseek:c3
    116. AI research evidence record anthropic:1-5
    117. AI research evidence record anthropic:20-1
    118. AI research evidence record grok:0
    119. AI research evidence record perplexity:c3
    120. AI research evidence record google:2.3.8
    121. AI research evidence record perplexity:c4

Verify this research

Check when the research was run, which platforms were included, and what supports the findings.

Study date
September 22, 2026
Platforms analyzed
7
Source records
49
Ranking mentions
3 of 7
Platform share
43%
Final consensus rank
#6

Behind the findings

Platforms in this study

  • ChatGPT
  • Claude
  • DeepSeek
  • Grok
  • Perplexity
  • Kimi
  • Gemini

Source records

29 independent · 17 company-owned · 3 unclear

Evidence support

22 direct · 5 partial

Keep in mind

Use the run research_date as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.

Technical verification details

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