Discover / x402-seller-0ay3.onrender.com

x402-seller-0ay3.onrender.com

■ Challenge detected

Top DeFi protocols ranked by TVL (total value locked), highest first, source DefiLlama. Optional parameter: ?limit=<n> (1 to 100, default 20).

Listed price
$0.005
Challenge detected
10 of the last 10 checks
Median response
302 ms
Last checked
17 Oct, 08:59 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://x402-seller-0ay3.onrender.com/api/defi/protocols
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
27 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://x402-seller-0ay3.onrender.com/api

  • POST/web/read$0.005Read any public web page and return its main article content as clean Markdown (readability extraction, boilerplate/nav/ads stripped) — no HTML parsing needed on your side. Body: {url: string (http/https, publicly reachable)}.
  • GET/rdap/domain$0.005RDAP domain lookup — status, registration/expiration dates, registrar, name servers (RDAP is the structured, successor protocol to WHOIS), via rdap.org. Parameter: ?domain=<domain name> (e.g. example.com).
  • GET/defi/protocols$0.005Top DeFi protocols ranked by TVL (total value locked), highest first, source DefiLlama. Optional parameter: ?limit=<n> (1 to 100, default 20).
  • GET/price/eth-usd$0.005Current ETH (Ethereum) price in USD, source DefiLlama. No parameters.
  • POST/search/web$0.01Semantic web search (understands intent, not just keyword matching) — for an agent that needs current information, facts, or sources beyond its training data. Returns ranked results (title/url/content snippet) plus an optional AI-generated direct answer, via Tavily. JSON body: {query: string, num_results?: integer 1-10 (default 5)}.
  • GET/npm/package$0.005npm package downloads, current version, and license — latest version, license, and last week's download count for an npm package. Parameter: ?name=<package> (e.g. express, or @scope/name for a scoped package).
  • POST/ai/classify$0.01Text classification (sentiment analysis, topic tagging, intent detection, moderation labels...) into one of your own labels, with a confidence score, via Claude Haiku 4.5. JSON body: {text: string (max 8000 chars), labels: string[] (2 to 20 labels)}.
  • GET/price/usdc-supply$0.005Total USDC circulating supply (all chains combined), in USD, source DefiLlama. No parameters.
  • POST/ai/summarize$0.01Summarize text (article, transcript, report) into a given number of sentences, via Claude Haiku 4.5. Preserves the source text's language. JSON body: {text: string (max 8000 chars), max_sentences?: integer 1-10 (default 3)}.
  • GET/chain/gas$0.005Current gas price on an EVM blockchain, read live via a public RPC endpoint (viem) — no API key, no aggregator. Also available as dedicated routes: GET /api/gas/base, GET /api/gas/ethereum. Parameter: ?chain=<base|ethereum>.
  • GET/dns/lookup$0.005DNS records lookup for a domain: A, AAAA, MX, TXT, NS. A record type with no entries returns an empty array, not an error. Parameter: ?domain=<domain name> (e.g. example.com).
  • GET/wiki/summary$0.005Wikipedia article summary (extract, short description, thumbnail image, canonical link) for a given title — CC BY-SA content, attribution included in every response. Parameters: ?title=<exact article title> (e.g. Bitcoin), ?lang=<language code> (default en).
  • POST/ai/translate$0.01Translate text into any target language, via Claude Haiku 4.5. JSON body: {text: string (max 8000 chars), target_lang: string (e.g. French, es, Japanese)}.
  • GET/gas/ethereum$0.005Current gas price on Ethereum mainnet, read live via a public RPC endpoint — no API key, no aggregator. No parameters.
  • GET/defi/yields$0.05Best DeFi yields (APY) across lending/liquidity pools, highest first, source DefiLlama. Optional parameters: ?chain=<slug> (e.g. base), ?min_tvl=<usd> (minimum pool TVL), ?limit=<n> (default 20, max 100).
  • GET/defi/tvl-chain$0.005Current TVL (total value locked) of an entire blockchain (all protocols combined) — chain-wide TVL, source DefiLlama. Parameter: ?chain=<slug> (e.g. base, ethereum, arbitrum, solana).
  • GET/defi/tvl$0.005Current TVL (total value locked) of a specific DeFi protocol, source DefiLlama. Parameter: ?protocol=<slug> (default: aave).
  • POST/search/serp$0.005Structured Google search results (organic listings, direct answer box, related questions) — for an agent that needs to know what Google actually ranks for a query (competitive research, SEO/brand monitoring, fact-checking search visibility). JSON body: {query: string, country?: 2-letter ISO code (default 'us')}.
  • GET/hn/top$0.005Current top N Hacker News stories (title, url, score, author, comment count) — tech/startup news ranking. Optional parameter: ?limit=<n> (1-50, default 20).
  • GET/gas/base$0.005Current gas price on Base (Ethereum L2), read live via a public RPC endpoint — no API key, no aggregator. No parameters.
  • GET/price/btc-usd$0.005Current BTC (Bitcoin) price in USD, source DefiLlama. No parameters.
  • GET/fx/rates$0.005Foreign exchange / currency conversion reference rates (European Central Bank) for a base currency, source Frankfurter. Parameter: ?base=<ISO 4217 code> (default EUR, e.g. USD, GBP, JPY).
  • GET/github/repo$0.005Stats for a public GitHub repository: stars, forks, open issues, last push date, main language, license. Parameter: ?full_name=<owner>/<repo> (e.g. expressjs/express).
  • GET/chain/block$0.005Latest known block (number, timestamp, hash) of an EVM blockchain, read live via a public RPC endpoint (viem) — no API key, no aggregator. Parameter: ?chain=<base|ethereum>.
  • GET/defi/price$0.005Current USD price of one or more cryptocurrencies (ETH price, BTC price, any token by symbol or contract address), source DefiLlama. Parameter: ?coins=ethereum,bitcoin (comma-separated CoinGecko IDs, or 'chain:address' for a specific token, e.g. ethereum:0xdac17f958d2ee523a2206206994597c13d831ec7).

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

Showing 25 of 27 listed endpoints. Next endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402-seller-0ay3.onrender.com

Recent checks

29 Sept 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.17 Oct 2026
All 10 checks
When (UTC)ResultHTTPResponse
17 Oct, 08:59 UTCChallenge detected402111ms
16 Oct, 08:13 UTCChallenge detected402171ms
14 Oct, 21:46 UTCChallenge detected402321ms
13 Oct, 10:39 UTCChallenge detected402188ms
11 Oct, 10:02 UTCChallenge detected4021307ms
10 Oct, 00:46 UTCChallenge detected402298ms
8 Oct, 21:32 UTCChallenge detected402328ms
7 Oct, 18:39 UTCChallenge detected402141ms
6 Oct, 15:34 UTCChallenge detected402306ms
29 Sept, 17:03 UTCChallenge detected402337ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 08:59 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 x402-seller-0ay3.onrender.com?

Its listed price is $0.005.

What payment terms does x402-seller-0ay3.onrender.com advertise?

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

Where is x402-seller-0ay3.onrender.com listed?

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

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