Accounting, Tax, Professional Services
AI for Accounting, Tax, and Professional Services Firms
Phak AI helps accounting, tax, and payroll firms across the month-end close, from chasing missing client documents and flagging tax filing deadlines to drafting variance explanations for coordinators to review. Every answer cites the source article or announcement, and the rule stays the same: if it is not sure, it does not answer. Accountants still review and sign.
- Tax articles and notices
- Client documents via LINE
- Accounting software exports
- Approved filing calendar
- Tax answers with citationsAccountants ask and get answers from articles the firm approves
- Monthly document checklistSee which clients are still missing which documents
- Drafts for team reviewVariance explanations and client replies, checked before sending
Problems accounting firms face every month
Chasing client documents every month
Documents that arrive incomplete are the first bottleneck in closing the books.
Tax deadlines collide with the close
There are many filing deadlines, withholding rates, disallowed input tax rules, and VAT thresholds. Missing one means a penalty.
Parent companies want fast statements and variance explanations
Firms depend on a few bilingual coordinators to explain the numbers.
A few account managers review the whole portfolio
Knowledge is spread thin because the work runs on several brands of client accounting software.
Payroll data is sensitive
It must be handled in line with PDPA, while clients expect digital service as a minimum standard.
How AI helps an accounting firm
Every answer cites your organization's source documents. AI drafts, people decide.
Tax article and announcement library with citations
Tax articles, announcements, and regulations live in the knowledge base. Your team asks and gets answers with the source cited.
Read more →Receive documents and match them to a checklist
Receives client files through a LINE OA or email and matches them to each client's monthly checklist to show who is still missing what.
Read more →Tax calendar and watch points
A filing calendar adjusted for real holidays, withholding rates, disallowed input tax, and the VAT registration threshold, built from data the firm has approved.
Read more →Ask exports from accounting software
Bring in Excel files exported from a client's accounting software and ask about them in Thai.
Read more →Draft replies and variance explanations
Drafts client replies, variance explanations, and summaries of new announcements for a coordinator or accountant to review before sending.
Read more →Open-work summary for managers
See open work per accountant, missing documents, and this week's filing deadlines on one page, connected to the CEO Cockpit.
Read more →Start using Phak AI in 3 steps
Start from the work and documents your firm really uses, then add the next app along the close.
Share the problem and gather documents
Tell us where the month-end close gets stuck, and gather the checklists, tax articles, and exports your team really uses.
Install on the firm's own server
Phak AI runs on a dedicated server, connected to existing channels such as LINE OA and email, with role-based access.
Go live with the team, then add apps
Open it to the accounting team, then add the next app one at a time, such as the tax calendar, export Q&A, and parent company reports.
Sample questions your team can ask
What we measure in accounting firms
Metrics are agreed at the start and measured with your organization's own numbers, before and after.
- Day of the month the books close
- Number of missing documents per client per month
- Number of missed filing deadlines
- Hours spent on reports to the parent company
- Number of questions that must go to the account manager
A day with Phak AI
Photographs a tax invoice and sends it through the LINE OA. The document is matched against the month's checklist.
On Monday morning opens the summary of open work per accountant, missing documents, and this week's filing deadlines.
Asks about the withholding rate on an uncertain item and gets an answer with the firm's reference article.
Gets a draft variance explanation to edit instead of writing everything from scratch.
What is in scope and what is not
What Phak AI does
- Phak AI helps track client documents against monthly checklists.
- Phak AI helps answer tax questions from articles and announcements, with citations.
- Phak AI helps draft replies and variance explanations for the team to review.
- Phak AI helps managers see open work and filing deadlines on one page.
What it does not do
- It is not accounting software or an ERP, and it does not post entries in place of accountants.
- It does not file tax returns on your behalf.
- It does not sign financial statements. Accountants still sign.
- It does not send messages to clients without a person reviewing them.
Frequently asked questions
Will AI for an accounting firm give wrong tax answers?
The assistant answers from articles, announcements, and data the firm has approved, and cites them. If it is not sure, it does not answer and passes the question to a person. Accountants still decide and sign.
Do we need to change the accounting software our clients use?
No. Start with exports from the software they already use, and connect the firm's internal systems through the MCP standard together with your IT team.
Are payroll and client data safe?
Each firm gets a dedicated server, data is not used to train AI models, access is set by role, every question is logged, and personal data is masked when PDFs are imported. The design aligns with PDPA.
Can law firms or consultancies use it?
Yes, as a knowledge base you can ask with citations, for example to search the firm's documents and past work. Phak AI does not give legal advice in place of a qualified professional.
Read next
Central Knowledge Base
All your documents in one place. Ask in Thai and get answers that cite the original document.
Read more →LINE Q&A Assistant
Answers LINE questions from your organization's knowledge. If unsure, it hands off to staff.
Read more →CEO Cockpit
An executive overview: ask about sales, see team AI usage, and tie goals to real work.
Read more →Security
A dedicated server per organization, no model training on your data, role-based access, every question logged
Read more →Talk to the Phak AI team
Share your real work, install on a dedicated server, connect existing tools, then add apps one at a time
Read more →Talk to the Phak AI team
Tell us about your business. The Phak AI team will show you the systems that fit and plan the rollout with you, without replacing what you have.