← oblique.markets · all endpoints

POST /api/v1/paid/base-wallet-profile — $0.01 per call

Use when an agent needs base wallet profile. Returns Accountless Base mainnet wallet profile with native and ERC-20 balances, bounded transfer activity, counterparties, contracts, freshness metadata and evidence hash. $0.01.

Try it

curl -i https://api.oblique.markets/api/v1/paid/base-wallet-profile
# → HTTP 402 with the exact payment requirements; pay, then retry with PAYMENT-SIGNATURE (x402) or Authorization: Payment (MPP)

Input schema

{
 "type": "object",
 "properties": {
  "chain": {
   "type": "string",
   "enum": [
    "base",
    "base-mainnet",
    "eip155:8453"
   ],
   "default": "base"
  },
  "address": {
   "type": "string",
   "pattern": "^0x[0-9a-fA-F]{40}$"
  },
  "asset": {
   "type": "string",
   "description": "Optional native/base/eth or ERC-20 contract address"
  },
  "lookback_blocks": {
   "type": "integer",
   "minimum": 1,
   "maximum": 100000,
   "default": 10000
  },
  "include_counterparties": {
   "type": "boolean",
   "default": false
  }
 },
 "required": [
  "address"
 ]
}

Example output

{
 "chain": "base",
 "chain_id": 8453,
 "address": "0x4200000000000000000000000000000000000006",
 "native": {
  "balance_wei": "125000000000000000",
  "balance_eth": "0.125"
 },
 "tokens": [
  {
   "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
   "balance_raw": "1523400000",
   "decimals": 6,
   "balance": "1523.400000"
  }
 ],
 "activity": {
  "outgoing_transaction_count": 42,
  "transfer_log_count": 18,
  "first_block": 33700001,
  "last_block": 33712501,
  "complete_for": "all_discovered_erc20_transfers"
 },
 "counterparties": [
  {
   "counterparty": "0x1111111111111111111111111111111111111111",
   "transfers": 4
  }
 ],
 "contracts": [
  "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
 ],
 "freshness": {
  "observed_at": "2026-08-21T12:00:00.000Z",
  "latest_block": 33712501,
  "lookback_blocks": 10000,
  "rpc_source": "public_base_rpc"
 },
 "evidence_hash": "sha256:3b7b2b5f3a0f8ef0d6b3c77e4a2d6cfb0c7f8b5d6f6e2b9a3d4c5e6f708192a3b"
}

Clients

Worked TypeScript/Python clients and MCP configs: oblique-markets/oblique-examples · Agent Skills: oblique-markets/skills

Pay per call with x402 (USDC on Base or Solana) or MPP (pathUSD on Tempo). No accounts. Machine doors: /.well-known/x402.json · /openapi.json · /llms-full.txt · MCP · humans: remote.observer