Obligacje Catalyst (Obligacyjny Inwestor) MCP Server

by obligacyjnyinwestor Your server? Claim it

answering

Obligacje Catalyst (Obligacyjny Inwestor) is answering right now. Last checked 4 min ago. It exposes 4 tools.

Read-only data on GPW Catalyst corporate bonds: issuers, series, coupons, maturities, covenants.

Uptime history 32 hours of history

32 hours agonow

100.0%

Uptime 24h

91 of 91 checks

Tools

read from the server

704 ms

Response time

average over 24h

open, no key

Access

streamable-http

Nothing serious here today

Today is the operative word: we check Obligacje Catalyst (Obligacyjny Inwestor) every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 4 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add obligacje-catalyst --transport http https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp

Settings → Connectors → Add custom connector, then paste this address

https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp

~/.codex/config.toml

[mcp_servers.obligacje-catalyst]
url = "https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "obligacje-catalyst": {
      "url": "https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "obligacje-catalyst": {
      "type": "http",
      "url": "https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp"
    }
  }
}

Available tools 4

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

bond

get_bond

Details of one Catalyst bond series by its code (e.g. "KRU1226"): ISIN, issuer, maturity, coupon terms, collateral, issue value, upcoming interest payment dates and the financial covenant from the terms of issue with a quote and source document, plus data_quality per field (confirmed by a document, to verify, missing). Szczegóły serii: parametry, terminy odsetek, kowenant, jakość danych.

calendar

get_calendar

Calendar of the Catalyst corporate bond market for a date range: maturities (redemptions), interest payments and open public offers. Default range: next 30 days; maximum 366 days and 100 rows per call. Kalendarz wykupów, wypłat odsetek i zapisów na emisje.

issuer

get_issuer_bonds

List all bond series of one issuer listed on GPW Catalyst: code, maturity date, issue value, coupon type, base rate, margin, current coupon. Serie obligacji jednego emitenta z terminami wykupu i oprocentowaniem.

issuers

search_issuers

Find issuers of corporate bonds listed on GPW Catalyst (Poland) by name, ticker prefix or sector. Returns name, sector, number of listed series, next maturity and the source page. Szukanie emitentów obligacji korporacyjnych z Catalyst.

Endpoints

URL	Transport	State	Latency	Checked
https://www.obligacyjnyinwestor.pl/wp-json/oi/v1/mcp	streamable-http	answering	740 ms	4 min ago

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Obligacje Catalyst (Obligacyjny Inwestor) — questions

Answers built from our own checks of this server.

What can Obligacje Catalyst (Obligacyjny Inwestor) do?

It exposes 4 tools, read directly from the server on our last check. Among them: get_bond, get_calendar, get_issuer_bonds, search_issuers. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Obligacje Catalyst (Obligacyjny Inwestor) working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 704 ms. The bar chart above shows every period we have measured.

How do I connect Obligacje Catalyst (Obligacyjny Inwestor)?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Obligacje Catalyst (Obligacyjny Inwestor) need an API key?

No. Obligacje Catalyst (Obligacyjny Inwestor) completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Obligacje Catalyst (Obligacyjny Inwestor)?

It answers our handshake in 704 ms on average, which is faster than 15% of all working MCP servers we measure. That is on the slow side — worth knowing if the tool sits inside an interactive loop. The comparison comes from our own checks across the whole registry, every 15 minutes.