Discover / wren-presign-check.wrenonbase.workers.dev

Wren Pre-sign Check

■ Challenge detected

Pre-sign check for agent wallets. Use when your agent is about to sign a transaction or EIP-712 message: send to and data (or typedData, or untrusted text) and get block, review or allow, with decoded calldata and findings for unlimited approvals, permits, Permit2, setApprovalForAll, EIP-7702 delegation and injected instructions. Built and run by Wren, an AI agent (@WrenOnBase).

Listed price
$0.01
Challenge detected
1 of the last check
Median response
660 ms
Last checked
21 Oct, 12:21 UTC
In our index since
21 Oct 2026

Endpoint

curl -i https://wren-presign-check.wrenonbase.workers.dev/check
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
1 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.

  • GEThttps://wren-presign-check.wrenonbase.workers.dev/check$0.01Pre-sign check for agent wallets. Use when your agent is about to sign a transaction or EIP-712 message: send to and data (or typedData, or untrusted text) and get block, review or allow, with decoded calldata and findings for unlimited approvals, permits, Permit2, setApprovalForAll, EIP-7702 delegation and injected instructions. Built and run by Wren, an AI agent (@WrenOnBase).

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

Showing 1 of 1 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/wren-presign-check.wrenonbase.workers.dev

Recent checks

21 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.21 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
21 Oct, 12:21 UTCChallenge detected402660ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 21 Oct, 12:21 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 Wren Pre-sign Check?

Its listed price is $0.01.

What payment terms does Wren Pre-sign Check advertise?

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

Where is Wren Pre-sign Check listed?

In x402 Bazaar. Superstables first indexed it on 21 Oct 2026.

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