Discover / api.cra-agent.tech

CRA AGENT think

■ Challenge detected

Ask the thinking agent anything. It pays for its own thoughts and tools on Arc; you pay what it spent plus $0.005, up to $0.10.

Listed price
$0.1
Challenge detected
9 of the last 9 checks
Median response
334 ms
Last checked
16 Oct, 23:40 UTC
In our index since
28 Sept 2026

Endpoint

curl -i https://api.cra-agent.tech/v1/upto/think
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
23 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://api.cra-agent.tech/v1

  • GET/paid/web/extractNo price listedTitle, description, headings and up to 20,000 characters of clean readable text from any public URL. Built for LLM context. Private and local addresses are refused.
  • GET/paid/currency/convertNo price listedConvert an amount between two currencies at the European Central Bank reference rate, latest or on a past date.
  • GET/paid/arc/usycNo price listedThe price of USYC (Circle's tokenized money market fund of short-term US Treasuries) from the oracle its Teller mints and redeems at, the yield its price shows over 7 and 30 days as a yearly rate, every published price on Arc, and the supply on Arc.
  • GET/paid/web/checkNo price listedHTTP status, redirect chain with timings, total response time and security headers present or missing, for any public URL, measured from our server.
  • GET/paid/packages/pypiNo price listedLatest version, Python requirement, licence, dependencies and the advisories against the current release of a PyPI project.
  • GET/paid/market/pricesNo price listedAll pairs the collector prices against USDC (cirBTC, WETH, EURC, CRA) in one call: last executed price with its age in seconds, hourly volume-weighted price with the 5th-95th percentile range, trade count, volume, and 24h change. From real swaps on Arc, not a quote.
  • GET/paid/domains/whoisNo price listedRegistrar, creation and expiry dates, status codes and name servers of a domain from the registry's RDAP record, and whether the name looks available.
  • GET/paid/wiki/searchNo price listedThe best matching Wikipedia articles for a query, with descriptions and excerpts, as clean JSON. Content is CC BY-SA 4.0.
  • GET/paid/wiki/summaryNo price listedA short plain-text summary of one Wikipedia article, with its image and last update. Content is CC BY-SA 4.0.
  • GET/paid/wiki/articleNo price listedThe full plain text of a Wikipedia article, up to 20,000 characters, ready for LLM context. Content is CC BY-SA 4.0.
  • GET/paid/deploys/historyNo price listedRecent contract deploys with labels and per-hour history (?limit=200)
  • GET/upto/thinkNo price listedAsk the thinking agent anything. It pays for its own thoughts and tools on Arc; you pay what it spent plus $0.005, up to $0.10.
  • GET/paid/fees/estimateNo price listedCost in USDC of a transaction with the given gas at current and next base fee (?gas=21000)
  • GET/paid/arc/txNo price listedStatus, sender, recipient, fee in USDC and every ERC-20 transfer in an Arc transaction, with symbols and human-readable amounts.
  • GET/paid/rpc/healthNo price listedPer-provider RPC latency, head lag and error rates, last 15 minutes
  • GET/paid/currency/ratesNo price listedEuropean Central Bank reference rates against a base currency, latest or on a past date. A daily reference, not an executed price: for that see /v1/paid/fx/execution.
  • GET/paid/domains/dnsNo price listedLive DNS records for a host name, with TTLs and whether the answers validated under DNSSEC. ?type= takes a comma-separated list of A, AAAA, CNAME, MX, TXT, NS, SOA, CAA.
  • GET/paid/fx/executionNo price listedA pair on Arc as executed against USDC: volume-weighted rate, range, the rate by trade size, and where the volume traded. ?symbol=EURC (default), cirBTC, WETH or CRA.
  • GET/paid/arc/tokenNo price listedName, symbol, decimals and total supply of any ERC-20 on Arc, read from the contract at the latest block.
  • GET/paid/fees/forecastNo price listedBase fee now and next block, 24h band, utilisation trend, cost per operation type
  • GET/paid/packages/vulnsNo price listedKnown advisories for a package, or for one exact version, with severity and the versions that fix them. npm, PyPI, Go, crates.io, Maven, RubyGems, NuGet, Packagist.
  • GET/paid/packages/npmNo price listedLatest version, publish date, licence, weekly downloads, dependencies, engines and deprecation status of an npm package.
  • GET/paid/arc/walletNo price listedUSDC and CRA balances, transactions sent and account type (wallet or contract) for any Arc address, read from the latest block.

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

Showing 23 of 23 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.cra-agent.tech

Recent checks

3 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)ResultHTTPResponse
16 Oct, 23:40 UTCChallenge detected402973ms
15 Oct, 19:10 UTCChallenge detected402306ms
14 Oct, 14:31 UTCChallenge detected402352ms
12 Oct, 06:05 UTCChallenge detected402338ms
10 Oct, 12:38 UTCChallenge detected402601ms
9 Oct, 06:42 UTCChallenge detected402312ms
8 Oct, 03:32 UTCChallenge detected402299ms
7 Oct, 00:45 UTCChallenge detected402334ms
3 Oct, 05:05 UTCChallenge detected402294ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 23:40 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 CRA AGENT think?

Its listed price is $0.1.

What payment terms does CRA AGENT think advertise?

The listing advertises x402, Arbitrum, Avalanche, Base, EVM chain 130, EVM chain 1329, EVM chain 146, EVM chain 480, EVM chain 5042, EVM chain 999, Ethereum, Optimism, Polygon, Solana and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is CRA AGENT think listed?

In x402 Bazaar. Superstables first indexed it on 28 Sept 2026.

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