FOR DEVELOPERS & AGENTS

RiskHound API

The API powers this product and exposes the same evidence to agents and integrations. Arc Testnet supports full analysis; Observed Arc 5042 currently supports read-only token and risk evidence.

Network coverage

Arc TestnetToken discovery, contract analysis, holder checks, creator intelligence, and simulations.

Observed Arc 5042Token inventory, verification state, holder concentration, creator metadata, and bridge links when available.

GET /tokens
GET /tokens/:address
POST /tokens/:address/analyze

GET /observed-mainnet/tokens
GET /observed-mainnet/tokens/:address

GET /wallets/:address
GET /bridge-watch
GET /status/sources

x402 payment integration

Only advanced agent requests use x402. The payment chain does not determine which chain is analyzed.

Buy/sell simulationNon-custodial simulation of buy and sell pathsbuy_sell_sim

0.10 USDC

Funding graphPrioritized multi-hop funding and relationship mapfunding_graph

0.20 USDC

Full security reportAll paid analysis modules for one tokenfull_report

0.50 USDC

Payment network

Production x402 payments settle in real USDC on Base Mainnet. Arc Testnet and Observed Arc 5042 remain analysis targets; the payment rail is independent from the network being analyzed.

{
  "key": "base",
  "name": "Base",
  "chainId": 8453,
  "usdc": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  "recipient": "0xC1fd4cd1858c6BD7eFa96f239E04cC46dA84A69C"
}

Agent query

POST /v1/agent/query
Content-Type: application/json

{
  "question": "block_trade_risk",
  "token": "0x…"
}

Paid requests return an x402 quote before settlement. A client can enforce its own maximum spend.