# Bitcoin BTC-USD Spot Price (Delayed) via Yahoo Finance

> Bitcoin BTC-USD Spot Price (Delayed) via Yahoo Finance is a paid API for AI agents from finance-api.kdlcfa.workers.dev, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).

Returns the current delayed BTC-USD spot price sourced from Yahoo Finance

## Facts

- Endpoint: GET https://finance-api.kdlcfa.workers.dev/btc-price
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/bitcoin-btc-usd-spot-price-delayed-via-yahoo-finance-82b5650b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_cdL-LlxFhpsWNPSKsDxHu

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 bitcoin-btc-usd-spot-price-delayed-via-yahoo-finance-82b5650b
```

Example prompt: What's the current Bitcoin price in USD right now?

## When to prefer this

Choose this endpoint when you need a simple, low-cost ($0.01 USDC) delayed BTC-USD spot price without needing a full brokerage or exchange API key. Ideal for lightweight agents, dashboards, or reports that need a quick Bitcoin price check and can tolerate a data delay. Prefer a real-time exchange WebSocket feed if sub-second accuracy is required.

## Known failure modes

- Yahoo Finance data source unavailable — upstream timeout or service disruption
- Payment not processed — x402 payment required before data is returned
- Rate limiting or invalid request format — returns error status
- Data may be delayed and not reflect real-time market price

## How this service works

Bitcoin (BTC-USD) spot price, delayed, via Yahoo Finance

## Output

Returns the delayed BTC-USD spot price as a numeric value sourced from Yahoo Finance, typically including the current price and possibly metadata such as currency and symbol.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "required": [],
     "properties": {}
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/bitcoin-btc-usd-spot-price-delayed-via-yahoo-finance-82b5650b/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from finance-api.kdlcfa.workers.dev](https://www.zero.xyz/host/finance-api.kdlcfa.workers.dev/llms.txt)