other · Listed · eip155:8453 · Found · 12 endpoints · Gateway-eligible
k-data-x402-production.theblack1022.workers.dev
k-data-x402-production
X402 endpoints at k-data-x402-production.theblack1022.workers.dev.
Indexed from this operator's public /.well-known/x402.json. Found is not operator-owned and is not attested. Claim or opt out.
Agent Read · Cleared Index
ROUTE
Route when you need other at published x402 prices.
confidence
78%
source
signal
Index before you pay. Same payload for agents:
GET /api/cleared/agent-read?slug=cat-k-data-x402-production-theblack1022-workers-dev
When to call
- Need other via x402 and want Cleared-indexed payTo with a live scorecard.
- X402 endpoints at k-data-x402-production.theblack1022.workers.dev.
Risks
- Found — not operator-owned; claim status unknown.
- No Cleared settlement receipt on file yet.
- No Gateway traffic yet — market share unproven.
Price posture
12 endpoints — confirm price on manifest before pay.
Category · Gateway
other · no Gateway routes yet — early / unproven on Cleared market share.
Endpoint hints
GET /api/kimchi-premiumKimchi 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 re
GET /api/kimchi-premium/statsWhere the current kimchi premium sits inside its own recent distribution: percentile, mean, stdev, z-score, min/max/median, and a plain-language read. Answers '
GET /api/kimchi-premium/historyTime 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).
GET /api/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
GET /api/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
GET /api/research/latestLatest Korean brokerage equity research across all covered companies, newest first — company and KRX ticker, target price, rating, brokerage, analyst, and a one
GET /api/news/headlines/enLatest Korean headlines with English translations attached (title_en), from Yonhap, Maeil Business and Hankyung — deduplicated, newest first. Use this instead o
GET /api/korea/market-snapshotOne-call Korea briefing: dual-basis kimchi premium + top Upbit KRW markets + USD/KRW + latest economy headlines translated to English. Everything needed for a K
Evidence (Cleared)
- → Intake verified · Gateway-eligible
- → Trust 70/100 · pass · tier listed
- → Protocol x402 · eip155:8453
- → Manifest reachable · schema valid
- → Found listing — indexed from public x402.json, not operator-attested.
Endpoints
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). Costs $0.03 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/kimchi-premiumKimchi 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 frequently disagree in sign. Optional ?symbols=BTC,ETH (max 10). Payment: $0.03 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Where the current kimchi premium sits inside its own recent distribution: percentile, mean, stdev, z-score, min/max/median, and a plain-language read. Costs $0.12 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/kimchi-premium/statsWhere 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 that cannot be reconstructed from any free source. Params: ?symbol=BTC &window=1h|6h|24h|7d|30d|90d &basis=usdt|official. Payment: $0.12 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Time series of the kimchi premium from the continuous archive, both bases, newest-last. Costs $0.08 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/kimchi-premium/historyTime 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. Payment: $0.08 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
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 each house has made. Costs $0.12 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/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 each house has made. Consensus uses each house's latest view, so a weekly publisher does not outvote a quarterly one. Params: ?window=30d|90d|180d|365d (default 90d). Payment: $0.12 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
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. Costs $0.05 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/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). Payment: $0.05 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
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. Costs $0.02 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/research/latestLatest 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 stays with its publisher and source_url links back to it. Optional ?limit=20 (max 50). Payment: $0.02 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Latest Korean headlines with English translations attached (title_en), from Yonhap, Maeil Business and Hankyung — deduplicated, newest first. Costs $0.05 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/news/headlines/enLatest 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 ?category=top|economy|tech|politics and ?limit=20 (max 50). Payment: $0.05 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
One-call Korea briefing: dual-basis kimchi premium + top Upbit KRW markets + USD/KRW + latest economy headlines translated to English. Costs $0.08 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/korea/market-snapshotOne-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. Payment: $0.08 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Snapshot of all Upbit KRW crypto markets: top by 24h traded value, top gainers, top losers. Costs $0.01 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/crypto/krw/marketsSnapshot of all Upbit KRW crypto markets: top by 24h traded value, top gainers, top losers. Optional ?limit=30 (max 100) for the volume ranking. Payment: $0.01 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Latest Korean headlines from Yonhap, Maeil Business and Hankyung, deduplicated and newest-first. Costs $0.01 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/news/headlinesLatest 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). Payment: $0.01 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Live quote for one Upbit KRW market by ticker symbol (e. Costs $0.005 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/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. Payment: $0.005 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Current USD/KRW exchange rate (ECB reference via Frankfurter, fallback open. Costs $0.005 per call.
$MeteredGET https://k-data-x402-production.theblack1022.workers.dev/api/fx/usdkrwCurrent USD/KRW exchange rate (ECB reference via Frankfurter, fallback open.er-api.com). Payment: $0.005 in USDC via the x402 protocol (network eip155:8453). Calling without payment returns HTTP 402 with the payment requirements in the PAYMENT-REQUIRED header.
Checks
reachable
valid
2026-10-09T03:30:49.436Z
No settlement evidence found in chain signals.
Gateway routing
Score ≥70/100 — Cleared attestation pass. Route via Gateway before pay.
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