Cassandra Tax & Legal AI is a web platform for Australian tax and legal research, built for accountants, tax agents and lawyers. Its tax engine works from the ITAA 1997 and 1936, the GST Act, ATO rulings and Australian court decisions, and includes citations in every answer. Legal research covers Australian contract, tort, property and regulatory law. Users can analyze unlimited PDF and DOCX files and export client memos to PDF or Word. Drafting tools produce tax opinions, legal memos and client emails. The content is continually refreshed for ATO guidance, legislative changes and Federal Court decisions, with review by Australian tax agents, chartered accountants and practicing lawyers. Cassandra describes security controls including zero-log architecture, TLS 1.3, AES-256, role-based access, audit trails and tenant isolation; its data handling is designed around Australian Privacy Principles and it states Privacy Act 1988 compliance. Access is restricted to eligible professionals. Cassandra Pro is 45.00 USD per month billed + GST · AUD; no free plan is listed.
Who it is for
It suits eligible Australian tax and legal professionals who need research, document analysis and drafting in a web platform. Tax-product access is limited to registered tax agents, relevant registered BAS agents, Australian legal practitioners and other approved trained professionals.
What is good
- Citations accompany every tax research answer.
- Analyzes unlimited PDF and DOCX documents.
- Exports client memos to PDF or Word.
- Includes legal research across four Australian law areas.
- Content is updated for guidance and legislative changes.
What to know first
- No free plan is listed.
- Access is restricted to approved professionals.
- Outputs require independent qualified review and approval.
- Cassandra Pro is 45.00 USD per month billed + GST · AUD.
Verdict
Cassandra brings Australian tax and legal research, document analysis and drafting together in a web platform. Its outputs are preliminary and must be independently reviewed, verified and approved by a suitably qualified professional before use.
Get started with Cassandra Tax & Legal AI
- Visit the Cassandra website.
- Confirm that you meet the professional eligibility requirements for tax products.
- Use the web platform to research, analyze documents, or draft materials.
- Have a suitably qualified professional review, verify, and approve outputs before use.
Limits to know first
All software-generated outputs are preliminary and must be independently reviewed, verified, and approved by a suitably qualified professional before use. Cassandra tax products are restricted to registered tax agents, relevant registered BAS agents, Australian legal practitioners, and other approved trained professionals.
Questions about Cassandra Tax & Legal AI
Is there a free plan?
No. Cassandra is listed as a paid product with no free plan.
Who can access its tax products?
Access is restricted to registered tax agents, registered BAS agents where relevant, Australian legal practitioners, and other approved trained professionals.
What platforms does it support?
Cassandra is a web platform.
Can it analyze documents and export memos?
It can analyze unlimited PDF and DOCX documents and export client memos to PDF or Word.
Can its answers be used without review?
No. Outputs are preliminary software-generated material and require independent review, verification, and approval by a suitably qualified professional.
Cassandra Tax & Legal AI plans and pricing
All plansCompared on tax research software
- Free plan
- No
- Case law database
- Yes
- Current law updates
- Yes
- AI research tools
- Yes
- Citation export
- Yes
- Platform
- web


