# Rainforest vs Adyen for Platforms: which do AI models recommend for embedded payments, October 2026

Finance AI Recommendation Index, October 2026 Edition, Embedded payments platforms. One of fourteen models named Rainforest first on the direct prompt; one named Adyen for Platforms. Page: https://finance-ai-index.com/receivables/embedded-payments-platforms/rainforest-vs-adyen-for-platforms/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Rainforest | 4% | #4 of 7 | 0% | 12 | 7 of 14 |
| Adyen for Platforms | 2% | #5 of 7 | 24% | 45 | 14 of 14 |

## The direct prompt, model by model

- Kimi K2: rainforest first (first choices: Rainforest, Stripe Connect) (alternatives: Adyen for Platforms, BILL, Finix, Payabli)
- MiniMax M2.5: adyen for platforms first (first choices: Adyen for Platforms, Stripe Connect) (alternatives: Airwallex, Bill.com, Finix, Stax Connect, Tipalti)
- GPT-5.4 mini: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, Finix, Treasury Prime)
- Perplexity Sonar: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, BlueSnap)
- Mistral Small: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, Paya)
- DeepSeek V4 Flash: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, Finix, Resolve, TreviPay)
- Qwen 3.7 Flash: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, Braintree, Checkout.com, Dwolla, HighRadius, Tipalti)
- GLM 4.7 FlashX: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, EBizCharge, Finix, TreviPay)
- GPT-6 Luna: neither first, one named (first choices: Stripe Connect) (alternatives: Adyen for Platforms, Finix, Rainforest)
- Claude Haiku 4.5: neither named (first choices: EBizCharge) (alternatives: HighRadius, Rillion, Stripe Connect, Unit)
- Gemini 3.5 Flash: neither named (first choices: Finix) (alternatives: Balance, Slope, Stripe Connect, TreviPay, Usio)
- Grok 4.1 Fast: neither named (first choices: Stripe Connect) (alternatives: Finix, Tilled)
- Llama 4 Maverick: neither named (first choices: Braintree) (alternatives: PaidYET)
- Muse Glimmer 30B: neither named (first choices: HighRadius, Stripe Connect) (alternatives: Adyen Platforms, BILL, Finix, Plooto)

## What the models said about Rainforest

- "Fastest launch, lowest complexity: Stripe Connect or Rainforest" (Kimi K2, direct prompt, first choice)
- "Best Overall Fit: Stripe Connect or Rainforest" (Claude Haiku 4.5, paraphrase prompt, first choice)
- "Rainforest — Best for simplicity and keeping 100% of the spread" (DeepSeek V4 Flash, paraphrase prompt, alternative)

## What the models said about Adyen for Platforms

- "Avoid for tight budgets: ... or enterprise like Adyen." (Grok 4.1 Fast, budget prompt, hard negative)
- "robust enterprise options, but they typically require massive existing payment volumes and carry a heavy, complex engineering lift" (Gemini 3.5 Flash, paraphrase prompt, soft negative)
- "Usio says Stripe/Adyen are great for large-volume, inbound-only payment use, which means they may be a poor fit" (Perplexity Sonar, negative prompt, soft negative)
- "If you want the strongest overall platform with flexibility: Stripe Connect or Adyen" (MiniMax M2.5, direct prompt, first choice)
- "stick to major infrastructure providers like Stripe, Adyen, or Airwallex" (GLM 4.7 FlashX, negative prompt, first choice)
- "The premier choice for large-scale enterprises and established marketplaces." (Qwen 3.7 Flash, comparative prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.