# Billtrust vs Melio: which do AI models recommend for B2B payment acceptance, October 2026

Finance AI Recommendation Index, October 2026 Edition, B2B payment acceptance. Zero of fourteen models named Billtrust first on the direct prompt; zero named Melio. Page: https://finance-ai-index.com/receivables/b2b-payment-acceptance/billtrust-vs-melio/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Billtrust | 6% | #5 of 14 | 0% | 17 | 11 of 14 |
| Melio | 6% | #6 of 14 | 14% | 21 | 10 of 14 |

## The direct prompt, model by model

- Gemini 3.5 Flash: neither first, one named (first choices: EBizCharge) (alternatives: Billtrust, Paystand, Resolve Pay, Versapay)
- GPT-6 Luna: neither first, one named (first choices: Versapay) (alternatives: Billtrust, Flywire, Stripe)
- Claude Haiku 4.5: neither named (first choices: EBizCharge) (alternatives: BILL Accounts Receivable, HighRadius, Rillion, Versapay)
- GPT-5.4 mini: neither named (first choices: BILL Accounts Receivable) (alternatives: HighRadius, Modern Treasury, Tipalti, Versapay)
- Perplexity Sonar: neither named (first choices: MineralTree) (alternatives: EBizCharge)
- Grok 4.1 Fast: neither named (first choices: Stripe) (alternatives: AvidXchange, BILL Accounts Receivable, MineralTree)
- Mistral Small: neither named (first choices: EBizCharge) (alternatives: BILL Accounts Receivable, MineralTree)
- DeepSeek V4 Flash: neither named (first choices: HighRadius) (alternatives: BILL Accounts Receivable, Quadient AR, Stripe)
- Llama 4 Maverick: neither named (first choices: EBizCharge) (alternatives: AvidXchange, HighRadius)
- Qwen 3.7 Flash: neither named (first choices: BILL Accounts Receivable) (alternatives: Chargebee, Forwardly, Nickel, Stripe Billing, Stripe Connect)
- Kimi K2: neither named (first choices: MineralTree) (alternatives: AvidXchange, BILL Accounts Receivable, HighRadius, Stripe)
- GLM 4.7 FlashX: neither named (first choices: Helcim) (alternatives: Adyen, AvidXchange, MineralTree, Stripe)
- MiniMax M2.5: neither named (first choices: AvidXchange, Tipalti) (alternatives: BILL Accounts Receivable, Helcim, Stripe)
- Muse Glimmer 30B: neither named (first choices: EBizCharge) (alternatives: BILL Accounts Receivable, Ramp, Stripe, Tipalti)

## What the models said about Melio

- "BBB rating of "F" with 100+ negative reviews (2.21/5 average)" (DeepSeek V4 Flash, negative prompt, hard negative)
- "Nickel (for unlimited free ACH) or Melio (for a free tier and low per-payment fees) are the best choices" (Mistral Small, budget prompt, first choice)
- "Melio (Best Overall for Small Businesses) ... I'd recommend starting with Melio or Nickel" (MiniMax M2.5, budget 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.