# SperaxOS DeFi News API

> SperaxOS DeFi News API is a paid API for AI agents from chat.sperax.io, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-21).

Fetches AI-curated DeFi and crypto news intelligence, payable per-request with USDC on Base via the x402 protocol.

## Facts

- Endpoint: GET https://chat.sperax.io/api/x402/v1/data/news?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/speraxos-defi-news-api-ab180447
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_hm_cdKb3L2tumcQJBCQS6

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability speraxos-defi-news-api-ab180447
```

Example prompt: Pull the latest AI-curated DeFi news from SperaxOS right now — I want to see what's happening across decentralized finance today, paid with USDC on Base.

## When to prefer this

Choose this endpoint when you need AI-curated DeFi and crypto news without managing API keys, and are operating in a pay-per-request model using USDC on Base. Ideal for autonomous agents that need fresh Web3 news on demand with minimal setup overhead and micropayment billing.

## Known failure modes

- 402 Payment Required if insufficient USDC balance or x402 payment not attached
- 400 Bad Request if input properties are malformed
- 503 Service Unavailable if upstream news aggregation is down
- Empty result set if no recent news matches the filter criteria

## How this service works

AI-powered DeFi intelligence APIs payable via the x402 HTTP payment protocol. No API key required — pay per request with USDC on Base. Identity-only (SIWX) endpoints are free for wallets with an agentcash identity.

## Output

Returns a list of AI-curated DeFi and crypto news items, likely including headlines, summaries, source references, and timestamps. The response reflects recent developments across decentralized finance protocols, token markets, and blockchain ecosystems.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/speraxos-defi-news-api-ab180447/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from chat.sperax.io](https://www.zero.xyz/host/chat.sperax.io/llms.txt)