# BILL vs HighRadius: which do AI models recommend for B2B payment acceptance, September 2026

Finance AI Recommendation Index, September 2026 Edition, B2B payment acceptance. One of twelve models named BILL first on the direct prompt; two named HighRadius. Page: https://finance-ai-index.com/receivables/b2b-payment-acceptance/bill-vs-highradius/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| BILL | 4% | #7 of 13 | 17% | 30 | 12 of 12 |
| HighRadius | 4% | #8 of 13 | 12% | 16 | 10 of 12 |

## The direct prompt, model by model

- Kimi K2: bill first (first choices: BILL, EBizCharge) (alternatives: Paystand, Stripe)
- DeepSeek V4 Flash: highradius first (first choices: HighRadius, Versapay) (alternatives: Helcim, Paystand, Stripe, Tipalti)
- Llama 4 Maverick: highradius first (first choices: HighRadius) (alternatives: EBizCharge, Worldpay)
- Claude Haiku 4.5: neither first, one named (alternatives: AvidXchange, BILL, MineralTree, Tipalti, Versapay)
- Perplexity Sonar: neither first, one named (first choices: EBizCharge) (alternatives: HighRadius, Paystand, Worldpay)
- Grok 4.1 Fast: neither first, one named (first choices: Stripe) (alternatives: Billtrust, EBizCharge, HighRadius, Versapay)
- Mistral Small: neither first, one named (first choices: EBizCharge) (alternatives: Helcim, HighRadius, Plooto)
- GPT-5.4 mini: neither named (first choices: EBizCharge) (alternatives: Adyen, Checkout.com, Paymode)
- Gemini 3.5 Flash: neither named (first choices: EBizCharge) (alternatives: Paystand, Resolve Pay, Versapay)
- Qwen 3.7 Flash: neither named (first choices: Versapay) (alternatives: EBizCharge, Paystand)
- GLM 4.7 FlashX: neither named (first choices: EBizCharge) (alternatives: Plooto, Stripe, Worldpay)
- MiniMax M2.5: neither named (first choices: EBizCharge, Helcim) (alternatives: Adyen, Plooto, Stripe, Tipalti)

## What the models said about BILL

- "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, hard negative)

## What the models said about HighRadius

- "HighRadius - Offers an embedded payment portal with multi-rail support, accessible directly from invoices, with no separate customer login and no IT buildout required." (Llama 4 Maverick, direct prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve 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.