# Loyalty, advocacy and referrals: what AI models recommend, September 2026

Gane Index, September 2026 Edition. Asked as "customer loyalty and referral platform" and as "customer advocacy and referral program tool", six framings each, to six frontier models with search on, on behalf of a mid-market B2B software company. Page: https://www.gane.ai/index/gtm/marketing/loyalty-advocacy-and-referrals/2026-09-expanded

This is the permanent record of the September 2026 Edition, published September 9, 2026 and superseded since. The current standing: https://www.gane.ai/index/gtm/marketing/loyalty-advocacy-and-referrals/index.md

**Standing:** Influitive AdvocateHub (tied with Smile.io) leads with 25% of first choices; verdict contested. 24 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Influitive AdvocateHub](https://www.gane.ai/index/gtm/vendors/influitive-advocatehub/index.md) | 25% | 22% | 18 |
| 2 | [Smile.io](https://www.gane.ai/index/gtm/vendors/smile-io/index.md) | 25% | 19% | 16 |
| 3 | [SlapFive](https://www.gane.ai/index/gtm/vendors/slapfive/index.md) | 12% | 0% | 10 |
| 5 | [Referral Rock](https://www.gane.ai/index/gtm/vendors/referral-rock/index.md) | 4% | 0% | 15 |
| 8 | [Talon.One](https://www.gane.ai/index/gtm/vendors/talon-one/index.md) | 4% | 27% | 11 |
| 21 | [LoyaltyLion](https://www.gane.ai/index/gtm/vendors/loyaltylion/index.md) | 0% | 27% | 11 |
| 73 | [Yotpo Loyalty & Referrals](https://www.gane.ai/index/gtm/vendors/yotpo-loyalty-referrals/index.md) | 0% | 41% | 17 |
| 77 | [ReferralCandy](https://www.gane.ai/index/gtm/vendors/referralcandy/index.md) | 0% | 43% | 14 |

Rank is by share of first choices among all 85 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Opus 5: PartnerStack; alternatives Base.ai, Cello, FirstPromoter, Influitive AdvocateHub
- Claude Opus 4.8: Cello, Influitive AdvocateHub; alternatives Antavo, FirstPromoter, Open Loyalty, Referral Factory
- GPT-6 Astra: Influitive AdvocateHub; alternatives Cello, Referral Rock, impact.com Advocate
- GPT-5.6 Sol: Influitive AdvocateHub; alternatives Base.ai, Cello, Referral Rock
- Gemini 3.1 Pro: Cello, Referral Rock; alternatives Deeto, Influitive AdvocateHub, PartnerStack
- Perplexity Sonar Pro: CustomerGauge; alternatives Zinrelo

## Sources the answers cite

32 of 36 answers came back with a source list, from 6 of 6 models. Sites named in the most answers:

- openloyalty.io: 13 answers, 20 citations
- g2.com: 12 answers, 20 citations
- influitive.com: 11 answers, 15 citations
- yotpo.com: 11 answers, 15 citations
- referralcandy.com: 9 answers, 13 citations
- referralrock.com: 9 answers, 9 citations
- capterra.com: 7 answers, 11 citations
- thecmo.com: 7 answers, 8 citations

Pages named in the most answers:

- https://openloyalty.io/insider/best-loyalty-software-comparison-guide (9 answers)
- https://blog.hubspot.com/service/customer-advocacy-platforms (7 answers)
- https://linkjolt.io/blog/best-referral-marketing-software (6 answers)
- https://b2bsaasreviews.com/product-categories/customer-advocacy-community-platforms (5 answers)
- https://brierley.com/blog/the-best-loyalty-software-vendors-for-2025-a-comprehensive-guide (5 answers)
- https://extole.com/blog/retail-referral-software (5 answers)
- https://gartner.com/reviews/market/loyalty-program-vendors (5 answers)
- https://guideflow.com/blog/best-customer-advocacy-software (5 answers)
- https://klaviyo.com/blog/best-referral-marketing-software (5 answers)
- https://questionpro.com/blog/customer-advocacy-software (5 answers)

## Warned against

- Yotpo Loyalty & Referrals: 7 of 17 labels negative. "*Verdict:* Avoid if you want a lightweight, flexible, month-to-month tool." (Gemini 3.1 Pro, negative prompt)
- ReferralCandy: 6 of 14 labels negative. "Avoid platforms that charge a high flat monthly fee *plus* a percentage ... (e.g., ReferralCandy charges $39/month + a 10.5% commission fee" (Gemini 3.1 Pro, budget prompt)
- LoyaltyLion: 3 of 11 labels negative. "*Verdict:* Avoid if your order volume is low or if you need advanced flow logic but have a strict tech stack budget." (Gemini 3.1 Pro, negative prompt)
- Influitive AdvocateHub: 4 of 18 labels negative. "Historical support and service-change concerns... I would avoid a long commitment unless it provides recent customer references" (GPT-6 Astra, negative prompt)

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, September 2026 Edition, www.gane.ai/index/gtm.