# BILL vs Invoiced: which do AI models recommend for invoicing software, October 2026

Finance AI Recommendation Index, October 2026 Edition, Invoicing software. Five of fourteen models named BILL first on the direct prompt; four named Invoiced. Page: https://finance-ai-index.com/receivables/invoicing-software/bill-vs-invoiced/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| BILL | 16% | #2 of 12 | 4% | 25 | 13 of 14 |
| Invoiced | 10% | #5 of 12 | 13% | 15 | 10 of 14 |

## The direct prompt, model by model

- Mistral Small: both first (first choices: BILL, Invoiced) (alternatives: QuickBooks, Zoho Invoice)
- Claude Haiku 4.5: bill first (first choices: BILL) (alternatives: QuickBooks, Rillion, Sage Intacct)
- GPT-5.4 mini: bill first (first choices: BILL, Billtrust) (alternatives: NetSuite SuiteBilling)
- Kimi K2: bill first (first choices: BILL) (alternatives: Chargebee, Invoiced, NetSuite SuiteBilling, Sage Intacct)
- MiniMax M2.5: bill first (first choices: BILL, HighRadius) (alternatives: Billtrust, Invoiced)
- Qwen 3.7 Flash: invoiced first (first choices: Billtrust, Invoiced) (alternatives: Avalara, ChargeOver, NetSuite SuiteBilling)
- GLM 4.7 FlashX: invoiced first (first choices: Invoiced) (alternatives: BILL, FreshBooks, QuickBooks, Xero)
- Muse Glimmer 30B: invoiced first (first choices: Invoiced) (alternatives: BILL, NetSuite SuiteBilling, SAP, Versapay)
- Perplexity Sonar: neither first, one named (first choices: NetSuite SuiteBilling) (alternatives: Billtrust, Invoiced)
- Grok 4.1 Fast: neither first, one named (first choices: NetSuite SuiteBilling) (alternatives: BILL, Billtrust, QuickBooks, Xero)
- DeepSeek V4 Flash: neither first, one named (first choices: NetSuite SuiteBilling) (alternatives: BILL, Sage Intacct, Versapay, Xero)
- Llama 4 Maverick: neither first, one named (first choices: NetSuite SuiteBilling) (alternatives: Billtrust, Invoiced)
- GPT-6 Luna: neither first, one named (first choices: Ordway) (alternatives: BILL, Centime, Stripe Billing)
- Gemini 3.5 Flash: neither named (first choices: Versapay) (alternatives: Billtrust, Chargebee, Quadient AR, Stripe Billing, Upflow)

## What the models said about BILL

- "BILL and Invoiced are the top recommendations due to their advanced automation, AI capabilities, and scalability." (Mistral Small, direct prompt, first choice)

## What the models said about Invoiced

- "Invoiced (deteriorating support, unclear pricing, abrupt account cancellations)" (GLM 4.7 FlashX, negative prompt, hard negative)
- "I would recommend Invoiced if your priority is B2B invoice management... Invoiced is the strongest fit for a mid-sized B2B company." (Perplexity Sonar, paraphrase prompt, first choice)
- "Invoiced is the classic mid-market/enterprise pick for recurring billing, dunning and e-invoicing compliance" (Muse Glimmer 30B, direct prompt, first choice)
- "Billtrust (for large scale) or Invoiced (for agility and ease of use)" (Qwen 3.7 Flash, direct 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.