Discover / contractlens-api.appin60.com

contractlens-api.appin60.com

■ Challenge detected

Live EIP-1559 gas on Ethereum, Base, Arbitrum, Optimism, Polygon or BNB: base fee, slow/standard/fast priority tiers from the last 20 blocks, ready-to-use maxFeePerGas values, and estimated cost of an ETH transfer, ERC-20 transfer, approve and Uniswap swap.

Listed price
$0.001
Challenge detected
4 of the last 5 checks
Median response
524 ms
Last checked
18 Oct, 00:24 UTC
In our index since
13 Oct 2026

Endpoint

curl -i https://contractlens-api.appin60.com/gas
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
6 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://contractlens-api.appin60.com

  • GET/payabilityNo price listedx402 payability check for sellers: can a real buyer actually pay your endpoint? Sends one payment signed by a fresh unfunded key through your server and facilitator. A payable endpoint fails only on balance; anything else (bad schema, long description, wrong EIP-712 domain, facilitator error) is reported with the exact reason. Base USDC, x402 v1 and v2.
  • GET/addressNo price listedWhat is this address? Classifies any EVM address before you send to it or trust it: EOA, EIP-7702 delegated EOA (with delegate), Safe multisig (threshold and owners), timelock (delay), ERC-20 token, upgradeable proxy or other contract, plus native balance and nonce. Ethereum, Base, Arbitrum, Optimism, Polygon, BNB.
  • GET/tokenNo price listedFast token risk verdict (1-3 s) for trading agents: LOW/MEDIUM/HIGH with reasons for any ERC-20. Who controls it (renounced, single key, Safe, timelock), upgradeable proxy, admin powers in the bytecode (mint, blacklist, pause, sell tax, trading switch), Sourcify status, DEX liquidity, buys/sells and pair age. Ethereum, Base, Arbitrum, Optimism, Polygon, BNB. Use before buying a token. Not financial advice.
  • GET/gasNo price listedLive EIP-1559 gas on Ethereum, Base, Arbitrum, Optimism, Polygon or BNB: base fee, slow/standard/fast priority tiers from the last 20 blocks, ready-to-use maxFeePerGas values, and estimated cost of an ETH transfer, ERC-20 transfer, approve and Uniswap swap.
  • GET/auditNo price listedx402 seller audit for a whole origin: finds your paid routes (GET and POST) in /.well-known/x402, /openapi.json and your own CDP Bazaar listings, then sends each one an unfunded test payment through your server and facilitator. Per-route verdict, exact rejection reason and a fix hint. Up to 40 routes, one payment.
  • GET/scanNo price listedSmart contract security scan for AI agents: give a chain id and contract address, get Slither static-analysis findings (reentrancy, unchecked calls, arbitrary sends, etc.), proxy/upgradeability status and the list of owner/role-gated admin functions (mint, pause, blacklist, upgrade). Works on any Sourcify-verified contract on Ethereum, Base, Arbitrum, Optimism, Polygon, BNB. Use before approving, depositing into or trading a token/protocol. Unverified contracts are rejected without charge.

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

Showing 6 of 6 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/contractlens-api.appin60.com

Recent checks

13 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.18 Oct 2026
All 5 checks
When (UTC)ResultHTTPResponse
18 Oct, 00:24 UTCChallenge detected402533ms
16 Oct, 21:20 UTCChallenge detected402455ms
15 Oct, 21:20 UTCChallenge detected402515ms
14 Oct, 15:20 UTCNo challenge detected200499ms
13 Oct, 12:22 UTCChallenge detected4021373ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 18 Oct, 00:24 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 contractlens-api.appin60.com?

Its listed price is $0.001.

What payment terms does contractlens-api.appin60.com advertise?

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

Where is contractlens-api.appin60.com listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 13 Oct 2026.

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