Discover / agent-margin-router-production.up.railway.app

agent-margin-router-production.up.railway.app

■ Challenge detected

Agent Margin Router – Gas Fees: Live EIP-1559 gas fees (slow/standard/fast tiers) plus USD cost per transaction type (transfer, ERC-20 transfer, swap, NFT mint) for Base, Ethereum, Arbitrum, Optimism and Polygon. Aggregated from public RPC nodes – no API key. Pay per call with USDC or USDT on Base via x402. 3 free calls per wallet.

x402
Base
USDC

Listed price: $0.005
Challenge detected: 10 of the last 10 checks
Median response: 54 ms
Last checked: 17 Oct, 09:26 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://agent-margin-router-production.up.railway.app/gas-fees
# 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.

POSThttps://agent-margin-router-production.up.railway.app/gas-fees$0.005Agent Margin Router – Gas Fees: Live EIP-1559 gas fees (slow/standard/fast tiers) plus USD cost per transaction type (transfer, ERC-20 transfer, swap, NFT mint) for Base, Ethereum, Arbitrum, Optimism and Polygon. Aggregated from public RPC nodes – no API key. Pay per call with USDC or USDT on Base via x402. 3 free calls per wallet.

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/agent-margin-router-production.up.railway.app

Recent checks

30 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)	Result	HTTP	Response
17 Oct, 09:26 UTC	Challenge detected	402	354ms
16 Oct, 08:13 UTC	Challenge detected	402	71ms
14 Oct, 21:46 UTC	Challenge detected	402	45ms
13 Oct, 10:39 UTC	Challenge detected	402	50ms
11 Oct, 10:02 UTC	Challenge detected	402	66ms
10 Oct, 00:46 UTC	Challenge detected	402	64ms
8 Oct, 21:32 UTC	Challenge detected	402	52ms
7 Oct, 18:39 UTC	Challenge detected	402	44ms
6 Oct, 16:01 UTC	Challenge detected	402	46ms
30 Sept, 05:03 UTC	Challenge detected	402	55ms

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 agent-margin-router-production.up.railway.app?

Its listed price is $0.005.

What payment terms does agent-margin-router-production.up.railway.app 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 agent-margin-router-production.up.railway.app listed?

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

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