{"data":{"slug":"spendpreflight","name":"SpendPreflight","description":"Operated by SpendPreflight. Rule-based allow/hold/block checks before agent stablecoin payments. Preflight costs $0.02 USDC on Base; it never signs, settles or holds funds. Informational screening, not legal advice or compliance certification.","base_url":"https://api.spendpreflight.com","website_url":"https://spendpreflight.com","category":"Finance","endpoint_count":1,"min_price_usd":0.02,"uptime_24h":100,"source":"submitted","status":"online","verified":false,"verified_until":null,"payment_ready":true,"payment_ready_until":"2026-11-05T19:43:08.027Z","last_success_at":"2026-10-29T19:43:08.027Z","consecutive_failures":0,"check_interval_minutes":15,"last_checked_at":"2026-10-29T19:43:08.027Z","created_at":"2026-10-29T16:27:20.307Z","uptime":{"24h":100,"7d":100,"30d":100,"90d":100,"coverage":{"24h":{"daysCovered":1,"checkCount":10},"7d":{"daysCovered":1,"checkCount":10},"30d":{"daysCovered":1,"checkCount":10},"90d":{"daysCovered":1,"checkCount":10}}},"avg_response_time_ms":1288,"total_checks":13,"networks":["BSE"],"networks_caip2":["eip155:8453"],"asset":"USDC","endpoints":[{"id":"a177abe9-ad1b-4fc1-b1f8-cf04eeffa9f3","method":"POST","path":"/v1/preflight","description":"SpendPreflight — trust and verification tools for stablecoin payments, built for AI agents and the people who run them. Spend preflight for AI agents. Send the x402 PaymentRequired body (v1 or v2) you received, or a cart, plus optional rules (per-payment max, hold threshold, daily cap, allowlists, new-domain days, endpoint category price multiple, liveness and payTo changes). Returns allow|hold|block with reasons, the cheapest acceptable payment option, and a receipt id. Read-only: never signs, settles, or holds funds. Use before every payment.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-10-29T16:27:20.307Z","last_seen_at":"2026-10-29T19:43:08.015Z","variable_amount":false,"min_price_usd":0.02,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"20000","price_usd":"0.0200000000","pay_to":"0xBf4164e07552e4c1b1B1597E72C7acAA3F0a1c58","max_timeout_seconds":60}],"pay_to_divergence":null}],"pay_to_changes":[],"assessment":{"updated_at":"2026-10-29T16:33:02.465Z","input_hash":"e1ddcc90f215a07865e27e85342c98d3fcead81eff8524601e6880938096fe38","model_id":null,"prompt_version":null,"reliability":{"uptime":{"24h":null,"7d":null,"30d":null,"90d":null},"response_p95_ms":1815,"avg_response_ms":1815,"last_checked_at":"2026-10-29T16:28:01.932Z","consecutive_failures":-1,"total_checks":1},"compliance":{"grade":"A","passed":14,"total":14,"checks":[{"id":"payload_captured","label":"402 payload captured","pass":true},{"id":"accepts_present","label":"accepts[] array present","pass":true},{"id":"payto_recoverable","label":"payTo address recoverable","pass":true},{"id":"payto_conformant","label":"payTo at accepts[0].payTo (conformant shape)","pass":true},{"id":"payto_shape","label":"payTo is a valid on-chain address","pass":true},{"id":"price_present","label":"atomic price declared","pass":true},{"id":"price_sane","label":"atomic price in a sane range","pass":true},{"id":"asset_declared","label":"asset (token) address declared","pass":true},{"id":"network_caip2","label":"network resolves to CAIP-2","pass":true},{"id":"scheme_declared","label":"payment scheme declared","pass":true},{"id":"transport_https","label":"served over HTTPS","pass":true},{"id":"x402_version_current","label":"declares the current x402 version (2)","pass":true},{"id":"eip712_domain_extra","label":"EIP-712 domain parameters present on every EVM entry","pass":true},{"id":"version_channel_coherent","label":"x402 v2 envelope delivered in the payment-required header","pass":true}],"pay_to_source":"payTo","pay_to_location":"accept","staleness":{"probe_failing":false,"last_success_at":"2026-10-29T19:43:08.027Z","envelope_captured_at":"2026-10-29T16:28:01.932Z"}},"site":{"homepage":true,"openapi":true,"pricing":true,"llms_txt":true,"robots":true,"terms":true,"checked_at":"2026-10-29T16:33:01.151Z"},"domain":{"age_days":22,"registrar":"NameCheap, Inc.","free_host":false,"created_date":"2026-10-06T20:43:25.000Z","checked_at":"2026-10-29T16:33:02.293Z"},"economics":{"price_usd":0.02,"price_atomic":"20000","model":"flat","category_percentile":69,"stability":1,"price_max_usd":0.02,"category_percentile_max":37,"endpoint_count":1,"distinct_price_count":1},"risk":{"level":"clean","flags":[]},"synthesis":null,"traction":null}},"provenance":{"license":"CC-BY-4.0","attribution_required":true,"attribution":"Data: x402-list.com (CC BY 4.0)","cite_as":"https://x402-list.com/services/spendpreflight","source":"https://x402-list.com"}}