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Csv Join By Key

by CSV Join By Key in Documents & files

x402 APIPassing, checked 4 h ago

CSV Join By Key: inner-joins two bounded CSV tables on one key column using only bounded caller-supplied values. Call when you need a bounded csv join by key result before an agent hands structured data or a batch plan to a downstream tool with a stricter contract. Returns the bounded transformation or validation finding with counts, normalized values, and a versioned result contract for CSV Join By Key as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base or Solana. First-party,…

POST https://api.delx.ai/api/v1/x402/csv-join-by-key

Last 30 days

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Uptime
100%
Response time
8 ms typical, 8 ms slowest 5%
Last check
4 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://api.delx.ai/api/v1/x402/csv-join-by-key" \
  -H "content-type: application/json" \
  -d '{"key":"id","left":"id,name\n1,Ada\n2,Lin","right":"id,score\n1,10\n3,20"}'
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.delx.ai%2Fapi%2Fv1%2Fx402%2Fcsv-join-by-key
const res = await pay("https://api.delx.ai/api/v1/x402/csv-join-by-key", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"key":"id","left":"id,name\n1,Ada\n2,Lin","right":"id,score\n1,10\n3,20"}),
});
console.log(await res.json());

Example input

{
  "key": "id",
  "left": "id,name\n1,Ada\n2,Lin",
  "right": "id,score\n1,10\n3,20"
}

Example output

{
  "evidence": {
    "external_calls": 0,
    "input_sha256": "57022525cee3a1a6a7c28356dba473bc310bef220434f10ff449553cbb91cf73",
    "retained": false
  },
  "operation": "data_batch:csv_join_by_key",
  "result": {
    "csv": "id,name,score\n1,Ada,10",
    "row_count": 1
  },
  "schema": "delx/util-csv-join-by-key/v1",
  "status": "pass"
}

Security scan

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Recent checks

WhenResultHTTPTimePrice
4 h agoPassed4028 ms$0.001