# Melio vs Bank Bill Pay: which do AI models recommend for business bill pay, September 2026

Finance AI Recommendation Index, September 2026 Edition, Business bill pay. Zero of twelve models named Melio first on the direct prompt; zero named Bank Bill Pay. Page: https://finance-ai-index.com/treasury/business-bill-pay/melio-vs-bank-bill-pay/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Melio | 26% | #2 of 10 | 11% | 27 | 12 of 12 |
| Bank Bill Pay | 2% | #7 of 10 | 6% | 17 | 11 of 12 |

## The direct prompt, model by model

- Kimi K2: neither first, one named (first choices: BILL) (alternatives: AvidXchange, Melio, Rillion, Stampli)
- Claude Haiku 4.5: neither named (first choices: MineralTree) (alternatives: BILL, EBizCharge, Rillion, Versapay)
- GPT-5.4 mini: neither named (first choices: Tipalti) (alternatives: BILL, Ramp)
- Gemini 3.5 Flash: neither named (first choices: Stampli) (alternatives: Airbase, AvidXchange, Ramp, Tipalti)
- Perplexity Sonar: neither named (first choices: BILL) (alternatives: AvidXchange, Ramp, Stampli, Tipalti)
- Grok 4.1 Fast: neither named (first choices: BILL) (alternatives: AvidXchange, Ramp, Stampli, Tipalti)
- Mistral Small: neither named (first choices: BILL) (alternatives: AvidXchange, Finexio)
- DeepSeek V4 Flash: neither named (first choices: Tipalti) (alternatives: AvidXchange, BILL, Ramp, Stampli)
- Llama 4 Maverick: neither named
- Qwen 3.7 Flash: neither named (first choices: BILL) (alternatives: AvidXchange, Ramp, Tipalti)
- GLM 4.7 FlashX: neither named (first choices: BILL, Ramp) (alternatives: AvidXchange, Stampli, Tipalti)
- MiniMax M2.5: neither named (first choices: AvidXchange, BILL) (alternatives: Stampli, Tipalti)

## What the models said about Melio

- "Likely too lightweight for 500 employees needing controls and audit trails." (Kimi K2, scale prompt, soft negative)
- "You run a small business (≤50 invoices/month) and want a friendly UI | Melio (Go plan: 5 free ACH payments)." (GLM 4.7 FlashX, comparative prompt, first choice)
- "The best bill pay platform for businesses on a limited budget is Melio's Go plan, which is $0/month" (Llama 4 Maverick, budget prompt, first choice)

## What the models said about Bank Bill Pay

- "No advanced features (no bill-tracking dashboards, no budgeting, no multi-vendor approvals)." (GLM 4.7 FlashX, comparative prompt, soft negative)
- "using a bank's online bill pay services might be the best solution, as most of these bill pay services offered by banks are free" (Claude Haiku 4.5, budget prompt, first choice)
- "Use Your Bank's Native Bill Pay: Most major banks and credit unions offer free, secure online bill pay" (Gemini 3.5 Flash, negative prompt, first choice)
- "Use your bank's built-in bill pay (e.g., via Chase, Wells Fargo)—free, direct, secure." (Grok 4.1 Fast, negative 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.