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Finance AI Index
Index › Function 06 of 6 · October 2026 Edition
October 2026 Edition

Tax and compliance

Obligations: sales tax, tax provision, e-invoicing mandates and the controls behind financial reporting. 6 of 8 categories scored, 2 planned.

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Standing in tax and compliance

First-choice share across the direct, paraphrase, budget and scale prompts, all fourteen models, for the six tax and compliance categories scored in the October 2026 Edition.
Tax and compliance
AML and transaction monitoring
Small business and mid-market share a leader. Enterprise differs.
ComplyAdvantageContested
SMB
20%
Mid-market
33%
NICE ActimizeContested
Enterprise
36%
Tax and compliance
Sales tax automation
A different leader in every segment
TaxJarContested
SMB
33%▲+6Since September 2026: 29% → 36%, +6 points. Inside the 10-point floor: within noise. Read over the models both editions asked.
Avalara AvaTaxContested
Mid-market
32%▼−12Since September 2026: 40% → 28%, −12 points. Past the 10-point floor: movement. Read over the models both editions asked.
VertexClear leader
Enterprise
48%↗new leaderNew leader since September 2026: Vertex (44%) replaces Avalara AvaTax (44% then, 34% now), 10 points clear, inside the 10-point floor.
Tax and compliance
Transfer pricing
Small business and mid-market share a leader. Enterprise differs.
TPGenieContested
SMB
30%
Mid-market
30%
AibidiaContested
Enterprise
18%
Tax and compliance
Internal controls and SOX
A different leader in every segment
VantaContested
SMB
14%↗new leaderNew leader since September 2026: Drata (13%) replaces Complies.ai (14% then, 6% now), 6 points clear, inside the 10-point floor.
FloQastContested
Mid-market
25%↗new leaderNew leader since September 2026: FloQast (27%) replaces AuditBoard (18% then, 13% now), 13 points clear, past the 10-point floor.
AuditBoardContested
Enterprise
23%=heldSince September 2026: 25% → 25%, ±0 points. Inside the 10-point floor: within noise. Read over the models both editions asked.
Tax and compliance
Global e-invoicing compliance
A different leader in every segment
XeroContested
SMB
20%↗new leaderNew leader since September 2026: Xero (20%) replaces Invoicemonk (28% then, 5% now), 16 points clear, past the 10-point floor.
Avalara E-InvoicingContested
Mid-market
25%▼−2Since September 2026: 28% → 26%, −2 points. Inside the 10-point floor: within noise. Read over the models both editions asked.
Sovos Compliance NetworkContested
Enterprise
25%▼−14Since September 2026: 39% → 25%, −14 points. Past the 10-point floor: movement. Read over the models both editions asked.
Tax and compliance
Corporate tax provision
Mid-market and enterprise share a leader. Small business differs.
TaxAct BusinessContested
SMB
28%↗new leaderNew leader since September 2026: TaxAct Business (24%) replaces Bloomberg Tax Provision (14% then, 18% now), 7 points clear, inside the 10-point floor.
Thomson Reuters ONESOURCE Tax ProvisionClear leader
Mid-market
21%↗new leaderNew leader since September 2026: Bloomberg Tax Provision (22%) replaces Thomson Reuters ONESOURCE Tax Provision (36% then, 18% now), 4 points clear, inside the 10-point floor.
Enterprise
46%▼−19Since September 2026: 64% → 44%, −19 points. Past the 10-point floor: movement. Read over the models both editions asked.

Next in tax and compliance

Planned categories are in the build queue and are scored exactly like every other.
Tax research and AI plannedTransfer pricing planned
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