Discover / dt0ur.online

dt0ur.online

■ Challenge detected

Historical OHLCV candlestick data (open, high, low, close, volume) for any Coinbase spot pair such as BTC-USD or ETH-USD, at 1m, 5m, 15m, 1h, 6h or 1d intervals, up to 300 candles, oldest first.

x402
Base
Solana
USDC

Listed price: $0.01
Challenge detected: 9 of the last 9 checks
Median response: 218 ms
Last checked: 16 Oct, 16:44 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://dt0ur.online/api/market/candles
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

69 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://dt0ur.online/api

POST/onchain/gas$0.01Live gas prices across base, ethereum, arbitrum, optimism, polygon, bsc, sorted cheapest first: base fee and gas price in gwei, plus the USD cost of a native transfer and of an ERC-20 transfer on each chain, so an agent can pick where to transact.
POST/network/dns$0.05Resolves A, CNAME, MX, and TXT DNS records globally via isolated public resolvers with DNS rebinding protection.
POST/math/solve$0.05Evaluates complex algebraic, trigonometric, unit conversion, and matrix equations with exact deterministic precision via mathjs.
POST/video/keyframes$0.25Extracts I-frames and periodic visual keyframes from video streams for computer vision analysis and thumbnail generation.
POST/onchain/balance$0.01Wallet balance lookup for any address on base, ethereum, arbitrum, optimism, polygon, bsc: native coin plus ERC-20 token balances (USDC, USDT, WETH, DAI, cbBTC or any tokens you pass) with live USD prices and total portfolio value, in one call.
POST/language/rhymes$0.01Finds words that rhyme with, mean similarly to, or sound like a given word.
POST/escrow/release$0.15Validates provider response payloads against the locked escrow JSON schema, releasing funds to provider or auto-refunding to payer.
POST/market/funding$0.01Perpetual futures funding rates (hourly and annualized APR), open interest in USD, mark vs oracle price, premium, 24h volume and price change for every Hyperliquid perp. Filter by coin or rank by open interest, volume, or highest/lowest funding to spot crowded trades.
POST/weather/forecast$0.05Returns real-time temperature, wind speed, precipitation, and weather condition codes for any global coordinate pair.
POST/code/sandbox$0.05Executes untrusted JavaScript expressions in an isolated, frozen Node.js VM context with 1000ms CPU timeout and memory bounds.
POST/finance/ticker$0.05Provides sub-second live spot prices and trading ticks for crypto assets and forex pairs with TTL caching.
POST/fx/conversion$0.05Calculates live exchange rates and converted settlement amounts across global fiat and cryptocurrency pairs.
POST/research/search$0.05Fast semantic search over Wikipedia with caching, snippet extraction, and canonical reference URLs for agent contextual grounding.
POST/finance/exchange-rates$0.05Delivers official European Central Bank reference exchange rates across 30+ fiat currencies with base currency selection.
POST/onchain/token$0.01ERC-20 token lookup by contract address on base, ethereum, arbitrum, optimism, polygon, bsc: name, symbol, decimals, total supply, live USD price, fully diluted value, and whether the token is an upgradeable proxy (EIP-1967/EIP-1167, with implementation address).
POST/news/space-image$0.01Returns NASA's daily featured space image or video with an explanatory caption.
POST/defi/liquidity-assessment$0.05Evaluates order-book bid depth and estimated price slippage for stablecoin and token swaps across Base, Ethereum, and Solana.
POST/utility/qrcode$0.01Generates a QR code for provided text as SVG markup or a base64 PNG data URI.
POST/market/candles$0.01Historical OHLCV candlestick data (open, high, low, close, volume) for any Coinbase spot pair such as BTC-USD or ETH-USD, at 1m, 5m, 15m, 1h, 6h or 1d intervals, up to 300 candles, oldest first.
POST/audio/stems$0.6Separates mixed audio tracks into isolated vocals, bass, drums, and harmonic instrumental stems using DSP filter banks.
POST/onchain/token-report$0.02Is this token safe to trade? One-call ERC-20 due diligence on base, ethereum, arbitrum, optimism, polygon, bsc: supply, price and FDV; owner (renounced, wallet or contract), upgradeable proxy and admin, paused state; DEX liquidity, pool age and 24h volume; plus heuristic red flags (low liquidity, new pool, upgradeable, active owner, extreme moves) rolled into a 0-100 risk score.
POST/weather/air-quality$0.05Delivers current PM2.5, PM10, ozone, and European Air Quality Index (AQI) levels for specified geographic coordinates.
POST/documents/pdf-extract$0.05Parses multi-page PDF documents from URLs, returning structured text content and page counts.
POST/escrow/create$0.01Locks buyer funds in a programmatic micro-escrow awaiting provider execution and cryptographic schema verification before release.
POST/documents/parse$0.01Parses ANSI X12 and UN/EDIFACT EDI documents into structured JSON, CSV, cXML, or a rendered Typst PDF invoice. $0.01 per document in any output format; payloads ≥10MB are metered up to $0.05 — see the 402 challenge’s `accepts[].maxAmountRequired` for the exact amount.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 25 of 69 listed endpoints. Next endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/dt0ur.online

Recent checks

2 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026

All 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 16:44 UTC	Challenge detected	402	210ms
15 Oct, 08:20 UTC	Challenge detected	402	225ms
14 Oct, 00:19 UTC	Challenge detected	402	367ms
11 Oct, 22:04 UTC	Challenge detected	402	218ms
10 Oct, 06:39 UTC	Challenge detected	402	142ms
9 Oct, 03:33 UTC	Challenge detected	402	290ms
8 Oct, 00:44 UTC	Challenge detected	402	198ms
6 Oct, 21:30 UTC	Challenge detected	402	209ms
2 Oct, 17:03 UTC	Challenge detected	402	221ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 16:44 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for dt0ur.online?

Its listed price is $0.01.

What payment terms does dt0ur.online advertise?

The listing advertises x402, Base, Solana and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is dt0ur.online listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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