Haiku RAG vs Australian Tax MCP
Two MCP servers from our AI & ML ranking, compared on live data - updated nightly, never sponsored.
Bottom line · 2026-09-18
Australian Tax MCP records significantly more monthly package installs (848,015 vs 4,907); both are actively maintained, with commits inside the last month.
How they differ in kind
Haiku RAG focuses on: Agentic RAG that answers questions about your own documents with citations to page numbers and section headings. Australian Tax MCP focuses on: The Australian tax knowledge base for AI agents. Australian Tax MCP offers a remote endpoint; Haiku RAG is local stdio. Implementation languages differ (Python vs TypeScript).
What each one does
Haiku RAG
Agentic RAG that answers questions about your own documents with citations to page numbers and section headings. Runs locally on an embedded database, no server required.
From the project's README.
Australian Tax MCP
The Australian tax knowledge base for AI agents. Connect your AI agent to 34,500+ ATO documents (guidance, legislation, and public rulings) and get cited answers to the tax questions you'd otherwise pay your accountant to answer.
From the project's README.
14 signals, side by side
| Signal | Haiku RAG | Australian Tax MCP |
|---|---|---|
| Monthly installs | 4,907 | 848,015 |
| GitHub stars | 609 | 10 |
| Last commit | 2026-09-17 | 2026-09-15 |
| Releases · last 90 days | 10+ | 10+ |
| In the registry since | Oct 2025 | Jul 2026 |
| Registry versions | 132 | 3 |
| Documented tools | not extracted - see README | not extracted - see README |
| Env vars extracted | none extracted - see README | none extracted - see README |
| Runs | local (stdio) | local or remote |
| Endpoint auth | local only | yes (verified) |
| Maintenance | actively maintained | actively maintained |
| License | MIT | AGPL-3.0 |
| Language | Python | TypeScript |
| Category rank | #4 of 106 | #1 of 106 |
Which one, for what
Derived from the signals above, not hands-on testing.
Pick Haiku RAG if…
- → you prefer a Python codebase to extend or audit
- → category standing - #4 of 106 maintained AI & ML servers
Pick Australian Tax MCP if…
- → you want the more widely installed option - 848,015 monthly installs vs 4,907
- → you want a hosted endpoint instead of running a local process
Who's behind them
Haiku RAG - ggozad: 1 MCP server tracked, 1 maintained, 609 combined stars.
Australian Tax MCP - william-laverty: 1 MCP server tracked, 1 maintained, 10 combined stars.
Not sold on either?
The next-ranked AI & ML servers we track:
Quick answers
Is Haiku RAG better than Australian Tax MCP?
Package installs favor Australian Tax MCP: 848,015 monthly installs to 4,907. Haiku RAG still ranks #4 of 106 maintained AI & ML servers. Data as of 2026-09-18; we haven't hands-on tested either.
Can I use Haiku RAG and Australian Tax MCP together?
Yes - MCP clients accept multiple servers in one config, so you can enable both AI & ML servers side by side. If their tools overlap, keep the one whose toolset fits to keep your agent's tool list lean.
Keep exploring: best AI & ML servers · Python servers · TypeScript servers · all comparisons · every server
Methodology: package-usage signal = npm/PyPI installs (last month, platform APIs) · maintenance = commit recency + release cadence (GitHub) · tool lists and environment-variable names extracted from each project's README · endpoint auth from our own nightly probes. We haven't hand-tested these servers; everything here is data as of 2026-09-18.