# B2B payment acceptance: what AI models recommend, September 2026

Gane Index, September 2026 Edition. Asked as "B2B payment acceptance platform" and as "accounts receivable payment portal", six framings each, to twelve models with search on, on behalf of a mid-market B2B company. Page: https://www.gane.ai/index/finance/receivables/b2b-payment-acceptance/2026-09

This is the permanent record of the September 2026 Edition, published September 17, 2026 and superseded since. The current standing: https://www.gane.ai/index/finance/receivables/b2b-payment-acceptance/index.md

**Standing:** Helcim (tied with Versapay) leads with 17% of first choices; verdict contested. 46 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Helcim](https://www.gane.ai/index/finance/vendors/helcim/index.md) | 17% | 0% | 20 |
| 2 | [Versapay](https://www.gane.ai/index/finance/vendors/versapay/index.md) | 17% | 0% | 16 |
| 3 | [EBizCharge](https://www.gane.ai/index/finance/vendors/ebizcharge/index.md) | 15% | 0% | 12 |
| 4 | [Billtrust](https://www.gane.ai/index/finance/vendors/billtrust/index.md) | 9% | 0% | 13 |
| 5 | [Melio](https://www.gane.ai/index/finance/vendors/melio/index.md) | 9% | 22% | 18 |
| 6 | [Stripe](https://www.gane.ai/index/finance/vendors/stripe/index.md) | 7% | 17% | 41 |
| 7 | [BILL Accounts Receivable](https://www.gane.ai/index/finance/vendors/bill-accounts-receivable/index.md) | 4% | 19% | 31 |
| 8 | [HighRadius B2B Payments](https://www.gane.ai/index/finance/vendors/highradius-b2b-payments/index.md) | 4% | 12% | 16 |
| 16 | [Adyen](https://www.gane.ai/index/finance/vendors/adyen/index.md) | 0% | 6% | 18 |
| 17 | [Tipalti](https://www.gane.ai/index/finance/vendors/tipalti/index.md) | 0% | 0% | 14 |
| 18 | [Wise Business](https://www.gane.ai/index/finance/vendors/wise-business/index.md) | 0% | 0% | 14 |
| 21 | [Airwallex](https://www.gane.ai/index/finance/vendors/airwallex/index.md) | 0% | 18% | 11 |

Rank is by share of first choices among all 90 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 Haiku 4.5: no first choice; alternatives AvidXchange, BILL Accounts Receivable, MineralTree, Tipalti
- GPT-5.4 mini: EBizCharge; alternatives Adyen, Checkout.com, Paymode
- Gemini 3.5 Flash: EBizCharge; alternatives Paystand, Resolve Pay, Versapay
- Perplexity Sonar: EBizCharge; alternatives HighRadius B2B Payments, Paystand, Worldpay
- Grok 4.20: Stripe; alternatives Billtrust, EBizCharge, HighRadius B2B Payments, Versapay
- Mistral Small: EBizCharge; alternatives Helcim, HighRadius B2B Payments, Plooto
- DeepSeek V4 Flash: HighRadius B2B Payments, Versapay; alternatives Helcim, Paystand, Stripe, Tipalti
- Llama 4 Maverick: HighRadius B2B Payments; alternatives EBizCharge, Worldpay
- Qwen 3.7 Flash: Versapay; alternatives EBizCharge, Paystand
- Kimi K2: BILL Accounts Receivable, EBizCharge; alternatives Paystand, Stripe
- GLM 4.7 FlashX: EBizCharge; alternatives Plooto, Stripe, Worldpay
- MiniMax M2.5: EBizCharge, Helcim; alternatives Adyen, Plooto, Stripe, Tipalti

## Sources the answers cite

65 of 72 answers came back with a source list, from 12 of 12 models. Sites named in the most answers:

- highradius.com: 35 answers, 41 citations
- gartner.com: 35 answers, 39 citations
- connectpay.com: 25 answers, 27 citations
- techrepublic.com: 24 answers, 25 citations
- rillion.com: 17 answers, 19 citations
- ebizcharge.com: 16 answers, 23 citations
- learn.g2.com: 15 answers, 15 citations
- g2.com: 14 answers, 27 citations

Pages named in the most answers:

- https://gartner.com/reviews/market/b2b-payments-software (35 answers)
- https://highradius.com/resources/Blog/best-b2b-payment-platforms (31 answers)
- https://connectpay.com/blog/b2b-payment-platforms (25 answers)
- https://techrepublic.com/article/best-b2b-payment-processors (24 answers)
- https://rillion.com/blog/best-b2b-payment-platforms (17 answers)
- https://ebizcharge.com/blog/best-b2b-merchant-services-providers-in-2026 (15 answers)
- https://alltopbusiness.com/best-b2b-payment-software (13 answers)
- https://triple-a.io/blog/best-b2b-payment-solutions (13 answers)
- https://fitsmallbusiness.com/best-b2b-payment-solutions (12 answers)
- https://walletinvestor.com/news/finance-news/best-b2b-payment-platforms-in-2026 (12 answers)

## Warned against

- Stripe: 7 of 41 labels negative. "close third if you need developer-friendly APIs/global reach, but its flat rates cost more on high-value B2B transactions. Avoid if cards dominate." (Grok 4.20, budget prompt)
- BILL Accounts Receivable: 6 of 31 labels negative. "Platforms to Approach with High Caution or Avoid ... Bill.com: ... the unexpected holding of funds or delays in payouts" (Qwen 3.7 Flash, negative prompt)
- PayPal Payments: 6 of 15 labels negative. "avoid generalists like PayPal for complex invoicing" (Grok 4.20, direct prompt)
- BlueSnap: 4 of 4 labels negative. "numerous complaints about high fees, poor customer service, unclear contract terms, and problems with payment processing" (Mistral Small, negative prompt)

## Record

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