# Vertex alternatives: what AI models name instead, September 2026

Finance AI Recommendation Index, September 2026 Edition. 539 of the 648 answers in the 3 categories where Vertex holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://finance-ai-index.com/vendors/vertex/alternatives/

## Named instead, most often (every category and segment added)

- Thomson Reuters ONESOURCE Tax Provision: 42
- TaxCloud: 27
- TaxJar: 24
- Invoicemonk: 22
- Sovos: 22
- Avalara: 21

## Corporate tax provision

**Small business**: 71 of 72 answers did not name Vertex.

- Bloomberg Tax Provision: first choice in 10 of those 71
- TurboTax Business: first choice in 4 of those 71
- Workiva: first choice in 4 of those 71
- Avalara: first choice in 3 of those 71
- Drake Tax: first choice in 3 of those 71
- Drake Tax Provision: first choice in 3 of those 71
- Exactera: first choice in 3 of those 71
- Exactera Tax Provision: first choice in 3 of those 71

**Mid-market**: 68 of 72 answers did not name Vertex (Vertex is #6 of 9 at 2%).

- Thomson Reuters ONESOURCE Tax Provision: first choice in 15 of those 68
- Bloomberg Tax Provision: first choice in 6 of those 68
- Avalara: first choice in 3 of those 68
- Exactera Tax Provision: first choice in 3 of those 68
- Longview Tax: first choice in 3 of those 68
- Thomson Reuters ONESOURCE: first choice in 3 of those 68
- OneStream: first choice in 2 of those 68
- Sovos Tax Provision: first choice in 2 of those 68

**Enterprise**: 63 of 72 answers did not name Vertex (Vertex is #8 of 9 at 2%).

- Thomson Reuters ONESOURCE Tax Provision: first choice in 27 of those 63
- Thomson Reuters ONESOURCE: first choice in 5 of those 63
- CSC Corptax: first choice in 4 of those 63
- Sovos Tax Provision: first choice in 4 of those 63
- CCH Tagetik Tax Provision & Reporting: first choice in 2 of those 63
- ADP SmartCompliance: first choice in 1 of those 63
- Bloomberg Tax Provision: first choice in 1 of those 63
- CCH Tagetik: first choice in 1 of those 63

## Sales tax automation

**Small business**: 72 of 72 answers did not name Vertex (Vertex is #12 of 12 at 0%).

- TaxJar: first choice in 23 of those 72
- TaxCloud: first choice in 15 of those 72
- Avalara AvaTax: first choice in 9 of those 72
- Zamp: first choice in 5 of those 72
- Zoho Books: first choice in 4 of those 72
- Anrok: first choice in 2 of those 72
- Kintsugi: first choice in 2 of those 72
- DAVO: first choice in 1 of those 72

**Mid-market**: 51 of 72 answers did not name Vertex (Vertex is #6 of 12 at 0%).

- TaxCloud: first choice in 12 of those 51
- Avalara AvaTax: first choice in 8 of those 51
- Taxwire: first choice in 6 of those 51
- Anrok: first choice in 3 of those 51
- Galvix: first choice in 1 of those 51
- Numeral: first choice in 1 of those 51
- TaxJar: first choice in 1 of those 51
- Taxero: first choice in 1 of those 51

**Enterprise**: 20 of 72 answers did not name Vertex (Vertex is #2 of 7 at 38%).

- Avalara AvaTax: first choice in 2 of those 20
- Taxwire: first choice in 1 of those 20
- Zamp: first choice in 1 of those 20

## Global e-invoicing compliance

**Small business**: 71 of 72 answers did not name Vertex.

- Invoicemonk: first choice in 13 of those 71
- Xero: first choice in 13 of those 71
- Zoho Invoice: first choice in 8 of those 71
- QuickBooks Online: first choice in 6 of those 71
- Quaderno: first choice in 4 of those 71
- Inzo: first choice in 2 of those 71
- Avalara: first choice in 1 of those 71
- Avalara VAT Reporting: first choice in 1 of those 71

**Mid-market**: 66 of 72 answers did not name Vertex (Vertex is #8 of 9 at 0%).

- Avalara: first choice in 11 of those 66
- Invoicemonk: first choice in 9 of those 66
- Sovos: first choice in 8 of those 66
- Commenda: first choice in 4 of those 66
- Pagero: first choice in 4 of those 66
- Basware: first choice in 2 of those 66
- HighRadius: first choice in 2 of those 66
- Accountable: first choice in 1 of those 66

**Enterprise**: 57 of 72 answers did not name Vertex (Vertex is #2 of 9 at 15%).

- Sovos: first choice in 14 of those 57
- Pagero: first choice in 5 of those 57
- Basware: first choice in 4 of those 57
- Avalara: first choice in 3 of those 57
- ClearTax: first choice in 3 of those 57
- Comarch: first choice in 2 of those 57
- Avalara VAT & Compliance: first choice in 1 of those 57
- EDICOM: first choice in 1 of those 57

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.