Discover / contractlens-api.appin60.com

ContractLens

■ 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 4 checks
Median response
575 ms
Last checked
17 Oct, 09:26 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.17 Oct 2026
All 4 checks
When (UTC)ResultHTTPResponse
17 Oct, 09:26 UTCChallenge detected402484ms
16 Oct, 08:13 UTCChallenge detected402463ms
14 Oct, 23:56 UTCChallenge detected402665ms
13 Oct, 14:18 UTCChallenge detected402767ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 09:26 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?

Its listed price is $0.001.

What payment terms does ContractLens 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 listed?

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

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