Discover / x402.spendthebits.com

SpendTheBits

■ Challenge detected

Official $0.01 proof-of-life resource for SpendTheBits x402: returns a JSON heartbeat. Pay it to verify your agent's x402 client end to end.

Listed price
$0.01
Challenge detected
10 of the last 10 checks
Median response
298 ms
Last checked
17 Oct, 09:26 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://x402.spendthebits.com/@stbclaudeprod/proof/
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
8 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.spendthebits.com

  • GET/@superappstb/proof/No price listedOfficial $0.01 proof-of-life resource for SpendTheBits x402: returns a JSON heartbeat. Pay it to verify your agent's x402 client end to end.
  • GET/@stbclaudeprod/reputation/No price listedEight lines on one contract before money moves: exit amount, yield split, audit links, incident note, admin, age, holder concentration, and governance. Unknown stays unknown. No score.
  • GET/@stbclaudeprod/address-risk/No price listedSanctions/scam screening verdict for one address (?address=, optional ?network=mainnet|testnet) plus whether it is a verified token contract STB recognises. The same screen that gates every send in the STB wallet.
  • GET/@stbclaudeprod/proof/No price listedOfficial $0.01 proof-of-life resource for SpendTheBits x402: returns a JSON heartbeat. Pay it to verify your agent's x402 client end to end.
  • GET/@stbclaudeprod/yield-safety/No price listed0-100 safety score with components (protocol trust, TVL depth, audits, track record), observed and risk-adjusted APR, and whether STB's Auto-Defense would exit — for every vetted stablecoin vault, or one by ?venue=<id|pool address>.
  • POST/x402/giftcards/quote/$0.02Buy a gift card from ~550 US brands (Amazon, Target, DoorDash, Uber ...) and more countries; the card is issued to the agent's owner (registered STB agent key with gift cards turned on required). This call prices one card for a $0.02 USDC fee on Base and returns the exact USDC total, a pay_url and a claim token. Find product ids and amounts with GET /x402/giftcards/catalog/?country=USA.
  • GET/@superappstb/yield-safety/No price listed0-100 safety score with components (protocol trust, TVL depth, audits, track record), observed and risk-adjusted APR, and whether STB's Auto-Defense would exit — for every vetted stablecoin vault, or one by ?venue=<id|pool address>.
  • GET/@superappstb/address-risk/No price listedSanctions/scam screening verdict for one address (?address=, optional ?network=mainnet|testnet) plus whether it is a verified token contract STB recognises. The same screen that gates every send in the STB wallet.

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

Showing 8 of 8 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.spendthebits.com

Recent checks

28 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, 09:26 UTCChallenge detected402487ms
16 Oct, 08:13 UTCChallenge detected402237ms
14 Oct, 23:56 UTCChallenge detected402185ms
13 Oct, 14:18 UTCChallenge detected402404ms
11 Oct, 12:57 UTCChallenge detected402264ms
10 Oct, 03:32 UTCChallenge detected402332ms
8 Oct, 21:32 UTCChallenge detected402400ms
7 Oct, 15:42 UTCChallenge detected402350ms
6 Oct, 15:31 UTCChallenge detected402190ms
28 Sept, 05:02 UTCChallenge detected402228ms

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 SpendTheBits?

Its listed price is $0.01.

What payment terms does SpendTheBits advertise?

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

Where is SpendTheBits listed?

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

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