# FastBill: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 1 judge label across 1 category by 1 of 14 models. Page: https://www.gane.ai/index/finance/vendors/fastbill

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Global e-invoicing compliance](https://www.gane.ai/index/finance/tax/global-e-invoicing-compliance/index.md) | 0% | 73 | 0% | 1 |

## What the models said for it

- "SaaS options (Zoho Books, FastBill) are more affordable for small businesses" (Mistral Small, Global e-invoicing compl)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 0 | 0 | 0 |
| Mistral Small | 0 | 1 | 0 | 0 | 1 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 0 | 0 | 0 | 0 |

## Sources returned with these answers

The sites and pages cited by the answers that named FastBill, from 1 of the 1 answers that named it (only the models that return a source list).

### Domains cited

- b2brouter.net: 1
- cleartax.com: 1
- docnova.ai: 1
- financesonline.com: 1
- happay.com: 1
- holded.com: 1
- linkedin.com: 1
- omr.com: 1
- taxtech500.com: 1
- tipalti.com: 1

### Pages cited

- https://b2brouter.net/global/best-e-invoicing-software: 1
- https://cleartax.com/de/en/e-invoicing-for-cross-border-multi-country-germany: 1
- https://docnova.ai/how-to-choose-e-invoicing-solution: 1
- https://financesonline.com/c/invoicing-software: 1
- https://happay.com/blog/best-e-invoicing-software: 1
- https://holded.com/blog/best-programs-electronic-invoices: 1
- https://linkedin.com/pulse/top-e-invoicing-software-companies-how-compare-uiwte: 1
- https://omr.com/en/reviews/category/e-invoice: 1

## Record

- Method: https://www.gane.ai/index/finance/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/finance.