K-Data — Korean Sell-Side Research & Market Data is an MCP server with 12 tools an agent can call, among them crypto_krw_markets, crypto_krw_ticker, fx_usdkrw. It answers at https://k-data-x402-production.theblack1022.workers.dev/mcp over streamable HTTP, and it listed its tools to an anonymous client, so no sign-in was needed for that. Our probes reached it 6 of 6 times since 11 September 2026; the last check, on 22 October 2026, succeeded.
Korean equity research, analyst revisions, kimchi premium and news via x402.
Description as the publisher wrote it.
| Tool | What it does |
|---|---|
crypto_krw_markets | Snapshot of all Upbit KRW crypto markets: top by 24h traded value, top gainers, top losers. Optional ?limit=30 (max 100) for the volume ranking. Costs $0.01 in USDC per call, settled via x402. Inputs: limit |
crypto_krw_ticker | Live quote for one Upbit KRW market by ticker symbol (e.g. BTC, ETH, XRP): price, 24h change, 24h high/low, 24h traded value in KRW. Costs $0.005 in USDC per call, settled via x402. Inputs: ticker |
fx_usdkrw | Current USD/KRW exchange rate (ECB reference via Frankfurter, fallback open.er-api.com). Costs $0.005 in USDC per call, settled via x402. |
kimchi_premium | Kimchi premium on two bases: premium_official_pct (official USD/KRW rate — the quoted figure) and premium_usdt_pct (Upbit KRW/USDT rate — the margin actually realizable, since the KRW exit leg goes through USDT rather than banks). The two f Inputs: symbols |
kimchi_premium_history | Time series of the kimchi premium from the continuous archive, both bases, newest-last. Params: ?symbol=BTC &window=1h|6h|24h|7d|30d|90d &points=500 (max 2000). Archive depth is reported as first_recorded. Costs $0.08 in USDC per call, sett Inputs: symbol, window, points |
kimchi_premium_stats | Where the current kimchi premium sits inside its own recent distribution: percentile, mean, stdev, z-score, min/max/median, and a plain-language read. Answers 'is this premium unusual right now?' in one call. Built from a continuous archive Inputs: symbol, window, basis |
korea_market_snapshot | One-call Korea briefing: dual-basis kimchi premium + top Upbit KRW markets + USD/KRW + latest economy headlines translated to English. Everything needed for a Korea market read in a single paid request. Costs $0.08 in USDC per call, settled |
news_headlines | Latest Korean headlines from Yonhap, Maeil Business and Hankyung, deduplicated and newest-first. Titles stay in Korean — use /api/news/headlines/en for English. Optional ?category=top|economy|tech|politics and ?limit=30 (max 100). Costs $0. Inputs: category, limit |
news_headlines_en | Latest Korean headlines with English translations attached (title_en), from Yonhap, Maeil Business and Hankyung — deduplicated, newest first. Use this instead of the Korean-only route when the consuming agent does not read Korean. Optional Inputs: category, limit |
research_company_ticker | Every archived Korean brokerage report for one KRX ticker, newest first: target price, rating, brokerage, analyst, the Korean title with its English translation, and a one-line English summary. Params: ?limit=20 (max 50). Costs $0.05 in USD Inputs: ticker, limit |
research_consensus_ticker | Analyst consensus for one KRX ticker, built from the archived research history: mean/median/min/max target price across brokerages, the spread between them, the rating distribution, and a revision log of every target-price and rating change Inputs: ticker, window |
research_latest | Latest Korean brokerage equity research across all covered companies, newest first — company and KRX ticker, target price, rating, brokerage, analyst, and a one-line English summary of each report. Facts and summaries only; the report PDF s Inputs: limit |
Every block below points at https://k-data-x402-production.theblack1022.workers.dev/mcp. Pick your client and copy.
claude mcp add --transport http k-data-korean-sell-side-research https://k-data-x402-production.theblack1022.workers.dev/mcp
{
"mcpServers": {
"k-data-korean-sell-side-research": {
"command": "npx",
"args": ["-y", "mcp-remote", "https://k-data-x402-production.theblack1022.workers.dev/mcp"]
}
}
}{
"mcpServers": {
"k-data-korean-sell-side-research": {
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"servers": {
"k-data-korean-sell-side-research": {
"type": "http",
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"context_servers": {
"k-data-korean-sell-side-research": {
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"mcpServers": {
"k-data-korean-sell-side-research": {
"serverUrl": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"mcpServers": {
"k-data-korean-sell-side-research": {
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}name: K-Data — Korean Sell-Side Research & Market Data
version: 0.0.1
schema: v1
mcpServers:
- name: K-Data — Korean Sell-Side Research & Market Data
type: streamable-http
url: https://k-data-x402-production.theblack1022.workers.dev/mcp{
"mcpServers": {
"k-data-korean-sell-side-research": {
"httpUrl": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"mcpServers": {
"k-data-korean-sell-side-research": {
"type": "http",
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}{
"mcpServers": {
"k-data-korean-sell-side-research": {
"url": "https://k-data-x402-production.theblack1022.workers.dev/mcp"
}
}
}goose://extension?url=https%3A%2F%2Fk-data-x402-production.theblack1022.workers.dev%2Fmcp&type=streamable_http&id=k-data-korean-sell-side-research&name=K-Data%20%E2%80%94%20Korean%20Sell-Side%20Research%20%26%20Market%20Data
It answered our last check on 22 October 2026 in 467 ms. Over 6 checks since 11 September 2026 it answered 6. Status here comes from Neuronto's own probes, not from the publisher.
12, as returned by the server's own tools/list on 14 September 2026: crypto_krw_markets, crypto_krw_ticker, fx_usdkrw, kimchi_premium, kimchi_premium_history, kimchi_premium_stats, korea_market_snapshot, news_headlines, and 4 more.
It answered our last check on 22 October 2026 in 467 ms. Over 6 checks since 11 September 2026 it answered 6.
Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://k-data-x402-production.theblack1022.workers.dev/mcp. The exact JSON is above, with the same setup for Claude Code, Claude Desktop, VS Code, Windsurf, Zed, Gemini CLI and the rest.
It listed its tools to an anonymous client, so reading the tool list needs no key. Individual tools can still ask for credentials in their own inputs.
Publisher: io.github.juh5ng. Endpoint host: k-data-x402-production.theblack1022.workers.dev. ARD identifier: urn:air:io.github.juh5ng:mcp:korea-stock-research-mcp.
First indexed 10 September 2026. The tools are exactly what the server returned; nothing on this page
is inferred from its name. Ranking in Neuronto search is never for sale.