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4 subscription billing vendors in AI answers
4 subscription billing vendors ranked by AI answer share, the share of 288 subscription billing answers (12 prompts, 6 engines, 4 runs) that name each: median 56%, a spread of 49 percentage points from first to last, led by Kevrin (65%) and Gildane (57%). Last reviewed October 2, 2026.
Ranking
- 1Kevrin65% (188 of 288 answers)
- 2Gildane57% (163 of 288 answers)
- 3Remvik56% (160 of 288 answers)
- 4Corvana16% (45 of 288 answers)
Kevrin's 65% is 9 percentage points above the median share of 56%, less than double it.
How this list is built
- Ranked by AI answer share: answers naming the vendor divided by the 288 answers to subscription billing prompts (12 prompts x 6 engines x 4 runs). Equal counts share a rank.
- Every share uses the same denominator: the 288 answers to subscription billing prompts.
- Rows removed before ranking: 0 duplicate vendor records, 21 vendors from other categories named in these answers, and 0 subscription billing vendors never named in them.
- A category page is published only when at least 2 vendors qualify; 4 do here.
- Every vendor and figure on this page comes from the AEO Index, Q3 2026 edition.
- Data last changed .
FAQ
Which subscription billing vendors do AI engines name most often?
Kevrin (65%) and Gildane (57%) are the subscription billing vendors AI engines name most often, by share of 288 subscription billing answers naming each (4 vendors ranked, median 56%). Kevrin's 65% is 9 percentage points above the median share of 56%, less than double it. Last reviewed October 2, 2026. Source: The AEO Index, Q3 2026 edition.
Link to this answerHow is the subscription billing vendor ranking calculated?
Subscription billing vendors are ranked by AI answer share: the answers that name a vendor divided by the 288 answers to subscription billing prompts (12 prompts x 6 engines x 4 runs). Each vendor counts at most once per answer, and vendors with equal counts share a rank. Source: The AEO Index, Q3 2026 edition.
Link to this answerWhich subscription billing vendors are included, and which are left out?
A vendor is listed only when its record is in the subscription billing category and at least one AI answer to the subscription billing prompts names it: 4 of 4 subscription billing vendors qualify. 21 vendors from other categories named in these answers are left out. A category page is published only when at least 2 vendors qualify. Source: The AEO Index, Q3 2026 edition.
Link to this answerHow often do AI answers cite subscription billing vendors as sources?
58 of 288 subscription billing AI answers (20%) cite at least one listed subscription billing vendor as a source. Remvik is cited most often, in 52 of those answers. Last reviewed October 2, 2026. Source: The AEO Index, Q3 2026 edition.
Link to this answer