# Versapay vs BILL: which do AI models recommend for cash application, October 2026

Finance AI Recommendation Index, October 2026 Edition, Cash application. One of fourteen models named Versapay first on the direct prompt; zero named BILL. Page: https://finance-ai-index.com/receivables/cash-application/versapay-vs-bill/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Versapay | 9% | #1 of 14 | 14% | 35 | 13 of 14 |
| BILL | 9% | #3 of 14 | 8% | 13 | 10 of 14 |

## The direct prompt, model by model

- Gemini 3.5 Flash: versapay first (first choices: Versapay) (alternatives: Cashbook, HighRadius, Quadient Accounts Receivable, Upflow)
- Claude Haiku 4.5: neither first, one named (first choices: HighRadius) (alternatives: Billtrust, Quadient Accounts Receivable, Versapay)
- Perplexity Sonar: neither first, one named (first choices: HighRadius) (alternatives: Chaser, Rex, Upflow, Versapay)
- Grok 4.1 Fast: neither first, one named (alternatives: Billtrust, HighRadius, Quadient Accounts Receivable, Stuut, Versapay)
- Mistral Small: neither first, one named (first choices: Stuut) (alternatives: Versapay)
- DeepSeek V4 Flash: neither first, one named (first choices: Stuut) (alternatives: Billtrust, Monk, SINGOA, Versapay)
- Kimi K2: neither first, one named (first choices: Stuut) (alternatives: HighRadius, Quadient Accounts Receivable, Versapay)
- GLM 4.7 FlashX: neither first, one named (first choices: HighRadius) (alternatives: Billtrust, Esker, Serrala, Stuut, Versapay)
- GPT-5.4 mini: neither named (first choices: Billtrust Unified AR) (alternatives: BlackLine Invoice-to-Cash, HighRadius Accounts Receivable Software)
- Llama 4 Maverick: neither named (first choices: Monk) (alternatives: Cashbook, Gaviti, Upflow)
- Qwen 3.7 Flash: neither named (first choices: Glid) (alternatives: BlackLine Cash Application, Tipalti, Workiva)
- MiniMax M2.5: neither named
- GPT-6 Luna: neither named (first choices: Billtrust) (alternatives: Esker, HighRadius)
- Muse Glimmer 30B: neither named (alternatives: NetSuite’s built-in cash application module)

## What the models said about Versapay

- ""Avoid for Your Criteria - Billtrust, Serrala, Esker, Versapay: Custom/transaction-based"" (Muse Glimmer 30B, negative prompt, hard negative)
- "generally not recommended for smaller businesses or those outside its target scale" (Mistral Small, negative prompt, hard negative)
- "Go with Versapay. Its collaborative portal forces buyers to map payments to invoices directly, cutting out the need for complex manual reconciliation." (Gemini 3.5 Flash, direct prompt, first choice)
- "VersaPay and Bill.com are the top choices due to their strong matching capabilities, scalability, and integration options." (Mistral Small, paraphrase 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.