2 of 2 routes on responsive originsarbitrum-mpp-transaction-preflight-production.up.railway.app
Arbitrum Transaction Preflight
Simulate and risk-score an Arbitrum transaction before signing.
2
resources
2
data sources
1
network identifiers
1
registry calls / 30d
RESOURCE SAMPLE · 2 OF 2
search all →POST
Arbitrum Transaction Preflight: POST /x402/v1/preflight
https://arbitrum-mpp-transaction-preflight-production.up.railway.app/x402/v1/preflight
origin reachable
GET
https://arbitrum-mpp-transaction-preflight-production.up.railway.app/x402/v1/preflight
https://arbitrum-mpp-transaction-preflight-production.up.railway.app/x402/v1/preflight
no live 402 · origin reachable