Discover / agent402.tools

Web answer

■ Challenge detected

A synthesized answer to a natural-language question, grounded in a live web search and returned with source citations (URL, snippet). Use it when an agent needs a direct, current answer plus the receipts to verify or follow up, instead of reading several pages itself.

Listed price
$0.08
Challenge detected
1 of the last check
Median response
163 ms
Last checked
14 Oct, 18:06 UTC
In our index since
14 Oct 2026

Endpoint

curl -i https://agent402.tools/api/answer
# 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/agent402.tools

Recent checks

14 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.14 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
14 Oct, 18:06 UTCChallenge detected402163ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 14 Oct, 18:06 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 Web answer?

Its listed price is $0.08.

What payment terms does Web answer advertise?

The listing advertises MPP, x402, Algorand, Arbitrum, Avalanche, Base, EVM chain 1329, EVM chain 143, EVM chain 42220, EVM chain 4663, Optimism, Polygon, Solana, Stellar and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Web answer listed?

In x402 Bazaar, mppscan and x402-list.com. Superstables first indexed it on 14 Oct 2026.

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