73trust / 100

News Crypto

by Tanod utilpeek in Onchain & crypto

x402 APIPassing, checked 3 h ago

Use when an agent must decide which crypto stories to react to: top headlines ranked by outlet coverage, new ones only. utilpeek (Tanod) ranked crypto news headlines from seven outlets: stories grouped across outlets, links, first-seen time, tone, topic filter and only-new cursor.

POST https://tanod.dev/v1/news/crypto

Last 30 days

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Status and outage history · Atom feed

Uptime
100%
Response time
858 ms typical, 1.5 s slowest 5%
Last check
3 h ago
Next check
any minute now

How to call it

POST https://tanod.dev/v1/news/crypto

Each call costs $0.001 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

POST https://tanod.dev/v1/news/crypto
content-type: application/json

{}

Parameters

ParameterTypeRequiredDescription
limitintegerNoMost stories to return, 1-50 (default 20). Default: 20.
sincestring or nullNoOptional: an ISO 8601 time (2026-10-11T08:00:00Z) or the `cursor` of your last reply. Only stories first seen after it are returned, so a scheduled agent pays only for what is new. Default: null.
topicstring or nullNoOptional: only stories whose headline mentions this topic, such as ethereum, Base or solana lending (all words must appear; a few coin names also match their ticker). Default: null.

Example response

The provider's example. We can't check it without paying.

Example response, 47 lines
{
  "as_of": "2026-10-11T03:35:28Z",
  "count": 1,
  "cursor": "cur_20261011T033528Z",
  "since": null,
  "source": "Public RSS feeds of Cointelegraph, CoinDesk, The Block, Decrypt, The Defiant, Bitcoin Magazine and CryptoSlate",
  "stories": [
    {
      "first_seen": "2026-10-10T07:10:43Z",
      "headline": "Sam Altman-backed Bitcoin life insurer, Meanwhile, raises more funds",
      "outlet_count": 2,
      "outlets": [
        "Cointelegraph",
        "Decrypt"
      ],
      "rank": 1,
      "sources": [
        {
          "outlet": "Cointelegraph",
          "published_at": "2026-10-10T07:10:43Z",
          "title": "Sam Altman-backed Bitcoin life insurer, Meanwhile, raises more funds",
          "url": "https://cointelegraph.com/news/sam-altman-backed-bitcoin-life-insurer-meanwhile-raises-more-funds"
        },
        {
          "outlet": "Decrypt",
          "published_at": "2026-10-10T16:01:04Z",
          "title": "This Sam Altman-Backed Life Insurer Runs Entirely on Bitcoin, and Just Raised $37.5 Million",
          "url": "https://decrypt.co/380633/sam-altman-backed-life-insurer-bitcoin-raise"
        }
      ],
      "tone": {
        "label": "neutral",
        "score": 0
      }
    }
  ],
  "stories_matched": 14,
  "tone": {
    "label": "neutral",
    "method": "VADER lexicon and rules on each headline (heuristic, English). score = compound -1..1, the mean of the headlines; positive >= 0.05, negative <= -0.05.",
    "score": 0,
    "stories": 1
  },
  "topic": null,
  "untrusted_content": true,
  "window_hours": 12
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.001.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://tanod.dev/v1/news/crypto' \
  -H 'content-type: application/json' \
  --data-raw '{}'

# 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://tanod.dev/v1/news/crypto' \
  -H 'content-type: application/json' \
  --data-raw '{}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode
JavaScript: pay and call
// 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 $0.001 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.001" });
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 $0.001 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Ftanod.dev%2Fv1%2Fnews%2Fcrypto&method=POST
const res = await pay("https://tanod.dev/v1/news/crypto", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({}),
});
console.log(res.status, await res.text());
Python: pay and call
# 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 $0.001 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.001"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://tanod.dev/v1/news/crypto",
        json={},
    )
    print(res.status_code, res.text)

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

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