Token Flow Activity

{
  "activity": [
    {
      "activity_type": "transfer",
      "block_time": "2026-09-06T14:15:42.000Z",
      "block_time_unix": 1788766542,
      "counterparties": [
        "7uTT8Xi5RWXzy7h9XL244GR…"
      ],
      "fee_lamports": 5000,
      "fee_payer": "FHpcNSe6tb2n15bAdq4BkeY…",
      "flows": [
        {
          "decimals": 6,
          "delta": -5,
          "delta_atomic": "-5000000",
          "direction": "out",
          "is_subject": true,
          "mint": "EPjFWdd5AufqSSqeM2qN1xz…",
          "owner": "Civ6KVQdBMnHHy4ViXGLRmM…",
          "symbol": "USDC",
          "token_account": "EMrJf5kf5jhBLvghNemar19…",
          "token_program": "spl-token"
        }
      ],
      "programs": [
        "associated-token-account"
      ],
      "provenance": {
        "cached": false,
        "commitment": "finalized",
        "host": "solana-rpc.publicnode.c…",
        "method": "getTransaction",
        "source": "solana-public-rpc"
      },
      "signature": "2s4yjhs99Xd93KnbqDVb4Uq…",
      "slot": 445009885,
      "status": "success"
    }
  ],
  "chain": "solana:5eykt4UsFv8P8NJd…",
  "cursor": {
    "before": "2s4yjhs99Xd93KnbqDVb4Uq…"
  },
  "filters": {
    "activity": "any",
    "direction": "any",
    "mint": null
  },
  "freshness": {
    "cache": "miss",
    "cached_at": "2026-09-07T12:00:01.000Z",
    "served_at": "2026-09-07T12:00:01.000Z",
    "slot_at_fetch": 445010012,
    "ttl_seconds": 120
  },
  "partial": false,
  "receipt": {
    "is_repeat_payer": false,
    "payer": "AisyQi7zL7cR3q6sftsv7aV…",
    "payment_network": "solana:5eykt4UsFv8P8NJd…",
    "prior_calls": 0,
    "request_hash": "3f2a9c1e0b7d4c6a8e5f1d2…",
    "rpc_calls": 4,
    "sku": "token-flow-activity",
    "transactions_from_cache": 0,
    "upstreams": [
      "solana-rpc.publicnode.c…"
    ]
  },
  "returned": 1,
  "scanned": 3,
  "subject": {
    "address": "Civ6KVQdBMnHHy4ViXGLRmM…",
    "kind": "wallet"
  },
  "window": {
    "hours": 24,
    "since": "2026-09-06T12:00:00.000Z",
    "until": "2026-09-07T12:00:00.000Z"
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.oblique.markets/api/v1/paid/token-flow-activity' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"Solana wallet owner or \u2026"}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.oblique.markets/api/v1/paid/token-flow-activity' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"Solana wallet owner or \u2026"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.oblique.markets%2Fapi%2Fv1%2Fpaid%2Ftoken-flow-activity&method=POST
const res = await pay("https://api.oblique.markets/api/v1/paid/token-flow-activity", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "address": "Solana wallet owner or \u2026"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.oblique.markets/api/v1/paid/token-flow-activity",
        json={
            "address": "Solana wallet owner or \u2026",
        },
    )
    print(res.status_code, res.text)