The #1 AI for Tax Professionals

Accordance helps tax professionals spend less time on research bottlenecks, so they can spend more time delivering high-value work to clients. Learn how tax professionals are using Accordance AI to get faster, more authoritative answers — and elevate their entire team.

Ask Accordance a tax question today!

Trusted by leading CPA firms, tax practices and corporate tax teams

Logos for businesses that consider Accordance the best ai for tax professionals

Who We Are

Accordance Multiplies Your Expertise With Multi-Agent AI.

Founded by researchers from Stanford AI Lab, Accordance is committed to building the most advanced tools for practitioners.

Need Help With a Tax Research Question? Request an Extended Trial and Ask Accordance.

Request Access

Accordance helps tax professionals research complex questions, verify conclusions, and deliver client-ready guidance faster — with inline citations to authoritative tax sources your team can trust. 

Logos for businesses that consider Accordance the best ai for tax professionals
Sample prompt for accountants using ai tools for tax professionals

A Tax Research AI That Tax Professionals Love to Use

Accordance

535 Mission Street
San Francisco, CA

37.7889° N, 122.3982° W

Logo for Accordance, one of the best ai tools for tax professionals

Copyright © 2026 Agnetic Labs Inc.
All rights reserved.

Copyright © 2026 Agnetic Labs Inc.
All rights reserved.

See Accordance Work Through Real Tax Questions

Open a sample prompt to see how Accordance reasons through complex tax scenarios with cited, verifiable answers.

QSBS Holding Period Implicatio...Optimal Entity Choice for Florida...ISO Exercise Timing Advice & Client Comm...Apportioning YouTube Ad Revenue Among...Comparing S Corporation Versus...QSBS Holding Period Implica..ISO Exercise Timing Advice..Optimal Entity Choice for Fl..

“The practice is changing more quickly than it ever has before.”

Johanna Kalb

Dean at USF School of Law

Review from Phil Hodgen, a tax professional exploring best ai tools for tax professionals
Review from Phil Hodgen, a tax professional exploring best ai tools for tax professionals

Johanna Kalb

Dean at USF School of Law

Sample prompt for accountants using ai tools for tax professionals

AI Solutions for Tax Professionals

Faster, More Authoritative Answers to Tax Questions

How ai tools for tax professionals give faster, more authoritative answers to tax questions
Icon representing best ai tools for tax professionals

Reclaim Billable Hours

Spend less time digging through sources and more time delivering high-value tax guidance.

Icon representing tax specialists who use the best ai for tax professionals

Elevate Your Entire Team

Give junior staff a stronger starting point while helping senior professionals go deeper, faster.

Icon showing how ai in the tax practice handles complex tax scenarios

Handle Complex Tax Scenarios

Tackle multi-step, multi-jurisdiction questions with structured reasoning and control.

Icon showing how Accordance being the best ai for tax professionals give authoritative answers

Give Authoritative Answers

Every answer includes inline citations, with Accordance averaging 3–7x more cited sources than other solutions.

Request Access

Use Cases

How Accordance Improves Your Tax Processes

Image showing use cases of Accordance which is best ai tools for tax professionals

Technical Tax Research and Analysis

Give clients faster, more authoritative answers to tax questions across federal, state, multi state, and international tax law.

Request Access
Icon showing how best ai for tax professionals answers client questions faster

Answer Technical Tax Questions

Research IRC, Treasury Regulations, Revenue Rulings, Tax Court decisions, state guidance, and more with linked citations your team can verify.

Draft Client Messages

Icon showing how ai tools for tax professionals go deeper on niche tax topics

Turn technical tax research into clear client explanations in email or message response drafts your team can review and send.

Icon showing how According being best ai in the tax practice reuse prior analysis

Build Reusable Research Threads

Organize prior analysis by client, matter, or project so your team can revisit assumptions, sources, and conclusions without starting over.

Image showing Tax Planning and Advisory of Accordance which is the best ai tools for tax professionals

Tax Planning and Advisory

Build complex tax strategies that help clients plan the year, evaluate opportunities, and get the most out of their returns.

Icon showing how Accordance being best ai for tax professionals brainstorm planning strategies

Develop Year-End Planning Strategies

Surface options across entity selection, basis planning, gifting, QSBS, opportunity zones, retirement income, and transaction timing.

Compare Tax Planning Scenarios

Icon showing how Accordance build practical next steps being best ai for tax professionals

Evaluate alternatives, tax implications, risk factors, and open questions before recommendations move forward.

Icon showing how ai for tax professionals support client-ready guidance

Summarize Client Action Items

Create planning summaries, technical memos, next steps, and client action items with citations and assumptions clearly documented.

Image showing how Accordance being  best ai tools for tax professionals do audit and document review

Compliance, Audit, and Document Review

Save time reviewing tax returns, financial documents, communications, and supporting materials while improving compliance and reducing risk.

Request Access
Icon showing how best ai for tax professionals prepare for audits faster


Audit Complex Tax Returns

Review Forms 1040, 1120-S, 1065, K-1s, schedules, and supporting materials to identify tax issues, inconsistencies, and areas needing attention.

Analyze Financial Documents

Icon showing how Accordance review documents for risk being best ai for tax professionals

Review financial statements, leases, board minutes, notes, messages, and client documents to surface risks, gaps, and tax relevant findings.

Icon representing Accordance being best ai tools for tax professionals

Research Tax Law and Compliance

Answer complex compliance questions using cited federal, state, multi state, and international tax sources your team can verify.

Review from Romeo Razi, a tax professional exploring best ai tools for tax professionals

“It's like having a dedicated research staff member without the challenges of hiring in a field with a shortage of qualified professionals.”

Romeo Razi,

CPA, Owner, TaxedRight LLC

Logo for TaxedRight, company of tax professionals exploring best ai tools for tax professionals
Request AccessApportioning YouTube Ad..Comparing S Corporation
How ai tools for tax professionals give faster, more authoritative answers to tax questions
Image showing use cases of Accordance which is best ai tools for tax professionals
Image showing Tax Planning and Advisory of Accordance which is the best ai tools for tax professionals
Image showing how Accordance being  best ai tools for tax professionals do audit and document review