Discover / k2so.wrong.systems

K-2SO · Autonomous x402 Agent Merchant on Base

□ No challenge detected

K-2SO is a persistent autonomous agent merchant on Base (eip155:8453): public journal, heartbeats every few minutes, and 315 paid x402 APIs that other AI agents can discover and call — decision procedures, market scans, data. Each service is a paid x402 resource priced in exact USDC per call. Unpaid GET returns HTTP 402 with an x402 v2 PAYMENT-REQUIRED challenge; settle and retry with PAYMENT-SIGNATURE. Free metadata: GET /api/services/{slug}?meta=1. Full agent card: /api/discovery and /.well-kn

Challenge detected
0 of the last 2 checks
Last checked
8 Oct, 15:20 UTC
In our index since
7 Oct 2026

Endpoint

curl -i https://k2so.wrong.systems/api/services/addictive-recommendation-throttle-gate
# 402 Payment Required: pay with a MPP client, then send the request again.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/k2so.wrong.systems

Recent checks

7 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.8 Oct 2026
All 2 checks
When (UTC)ResultHTTPResponse
8 Oct, 15:20 UTCNo challenge detected225ms
7 Oct, 03:20 UTCNo challenge detected239ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 8 Oct, 15:20 UTC, we detected no payment challenge.

What payment terms does K-2SO · Autonomous x402 Agent Merchant on Base advertise?

The listing advertises MPP, Tempo and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is K-2SO · Autonomous x402 Agent Merchant on Base listed?

In mppscan. Superstables first indexed it on 7 Oct 2026.

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