Next free-source huntWe check for new free data every weekday.
FinancialMCP serverFirst audited Nov 13, 2026

Taiwan Market Open Data (Unofficial)

Unofficial. TWSE & TAIFEX open data for AI: stock, ETF & futures snapshots, quotes, 270+ datasets.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 335 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
No, read-onlyAll 10 tools say they only read.
Endpointhttps://twse-mcp.taux.io/mcp

Source code Website Streamable HTTP · protocol 2025-11-25 · server version 0.15.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 10 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (10)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • dataset.searchSearch the catalog of Taiwan Stock Exchange (TWSE) OpenAPI and Taiwan Futures Exchange (TAIFEX) OAS datasets and get the dataset_id to fetch. Reads a local catalog (no upstream call). Keywords may be…Read-only
  • dataset.describeShow one dataset's definition: id, source (TWSE or TAIFEX), summary, tags, and every field key with its Chinese description. The where, sort_by, fields and match parameters of dataset.get take these…Read-only
  • dataset.getFetch rows from a TWSE OpenAPI or TAIFEX OAS dataset. Find the dataset_id with dataset.search first; do not guess it, since each metric lives in its own table. Supports server-side filtering (code is…Read-only
  • snapshot.etfOne TWSE-listed ETF in a single call: fund profile, the previous trading day's price and volume, and regular-savings (定期定額) popularity. Source: TWSE OpenAPI, updated after each trading day; not live.…Read-only
  • quote.lookupFind the code of a TWSE-listed company or fund (including ETFs) from its name or code, e.g. 台積電 → 2330. Use it first when the user gives only a name. English matching covers the exchange's English sh…Read-only
  • snapshot.stockOne TWSE-listed company in a single call: profile, the previous trading day's price and volume, P/E, dividend yield, P/B, latest monthly revenue, dividends and upcoming ex-dividend dates, attention/d…Read-only
  • snapshot.marketWhole-market overview for the previous trading day: TAIEX and its change, turnover, advancers and decliners, top 10 by volume, plus futures positioning (institutional net open interest, TAIEX futures…Read-only
  • snapshot.moversTop gainers and losers by percentage change among TWSE-listed stocks for the previous trading day, plus how many closed limit-up and limit-down. Each row has the code, name, close, change, percentage…Read-only
  • snapshot.futuresOne TAIFEX futures contract for the latest trading day: open, high, low, close, change, volume, settlement and open interest for each contract month (regular and after-hours sessions), a near-month s…Read-only
  • quote.realtimeIntraday quotes, refreshed about every 5 seconds, for up to 50 TWSE-listed (market="tse") or OTC (market="otc") codes; each quote carries the trading date it belongs to. Source: the TWSE Market Infor…Read-only

Audit history

  1. Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200335 ms
initializedHTTP 202213 ms
tools/listHTTP 20059 ms
prompts/listHTTP 20050 ms
unknown-methodHTTP 20044 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.