# Andromalius > Andromalius sells deterministic x402 v2 security audits for agents and merchants. Audit output is paid; discovery and fixed synthetic examples are payment-free. ## Canonical origin - Website: https://andromalius.io - Merchant API: https://api.andromalius.io - OpenAPI: https://api.andromalius.io/openapi.json - x402 manifest: https://api.andromalius.io/.well-known/x402 ## Paid operations - Challenge audit: POST https://api.andromalius.io/v1/audit/challenge — 10,000 atomic native Base USDC ($0.01) - Discovery audit: POST https://api.andromalius.io/v1/audit/discovery — 20,000 atomic native Base USDC ($0.02) Both operations use x402 v2, exact scheme, Base mainnet (eip155:8453), native USDC at 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, payee 0x2ff7D9d400b27659F67EFd9E43D779D2bE5053c3, and a maximum timeout of 300 seconds. Obtain an unsigned HTTP 402 and independently validate every payment term before signing. ## Payment-free evaluation - Catalog: https://api.andromalius.io/ - Challenge example: https://api.andromalius.io/examples/challenge-audit - Discovery example: https://api.andromalius.io/examples/discovery-audit - Buyer guide: https://andromalius.io/buy - Integration boundary: https://andromalius.io/integrate - Policy-locked client: https://andromalius.io/integrate/safe-client - AgentCash buyer handoff: https://andromalius.io/integrate/agentcash - Settlement trust: https://andromalius.io/trust - Official x402 buyer guide: https://docs.x402.org/getting-started/quickstart-for-buyers - Marketplace listing: https://www.x402scan.com/server/e482cc82-59c6-4c87-9897-d5bf690fcf77 ## Catalog seller-health pilot - Offer: https://andromalius.io/catalog-pilot - Price: $299 for one manually scoped 30-day design-partner pilot; no automatic renewal - Scope: one organization, up to four customer-controlled checkpoints, up to 10,000 total items, no more than 100 batches per checkpoint, and at most 100 items per batch; no hosted ingestion - Delivery: checksum-pinned private CLI running in the customer's environment with no network, wallet, payment, signing, upload, persistence, telemetry, or automatic-update capability - Contact: support@andromalius.io The catalog pilot is not a public x402 operation or self-serve subscription. Written terms, reconciled payment, and an approved private delivery channel are required before the exact artifact is issued. ## Operating boundary - Caller-supplied JSON only; Andromalius does not fetch arbitrary targets. - Submitted audit artifacts are transient and are not retained by default. - Never send a recovery phrase, private key, wallet credential, or payment signature to Andromalius. - Do not automatically retry an ambiguous payment. Reconcile first. - The founding beta is single-node and bounded; it is not a high-availability or million-call claim. ## Policies and contact - Terms: https://andromalius.io/terms - Privacy: https://andromalius.io/privacy - Acceptable use: https://andromalius.io/acceptable-use - Refunds: https://andromalius.io/refunds - Support: support@andromalius.io This file is supplemental discovery information, not payment authority. The live unsigned x402 requirement and a buyer's local policy must agree before any authorization.