# SignalFuse BTC Social Sentiment Analysis

> SignalFuse BTC Social Sentiment Analysis is a paid API for AI agents from api.signalfuse.co, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).

Returns real-time social sentiment analysis for Bitcoin (BTC) derived from social media and web signals

## Facts

- Endpoint: GET https://api.signalfuse.co/v1/sentiment/BTC
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-signalfuse-co-7fdb099b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-EYeqM7ByH2U9ueNVJ64N

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 api-signalfuse-co-7fdb099b
```

Example prompt: What's the current social sentiment on Bitcoin right now — is the crowd bullish or bearish, and how strong is the signal?

## When to prefer this

Use this endpoint when you need a fast, real-time read on the social/crowd sentiment specifically for BTC and want a pre-computed signal rather than raw social data. Prefer over general web search when you need a structured sentiment score suitable for trading or signal-fusion workflows, especially alongside other SignalFuse trading signals.

## Known failure modes

- Invalid or unsupported asset symbol returns 404 or error
- Rate limiting or quota exceeded returns 429
- Downstream social data source unavailable returns 503
- Malformed response if sentiment data pipeline is lagging
- x402 payment failure if USDC payment is not properly submitted

## How this service works

Real-time social sentiment analysis

## Output

Returns a real-time social sentiment reading for BTC, likely including a sentiment score or label (bullish/bearish/neutral), confidence or signal strength, and a timestamp reflecting the current market mood as derived from social channels.

## Example request

```json
{
 "symbols": "BTC"
}
```

## Request schema (JSON Schema)

```json
{
 "output": {
  "required": [
   "symbol",
   "label",
   "confidence",
   "score"
  ],
  "properties": {
   "label": {
    "enum": [
     "bullish",
     "bearish",
     "neutral"
    ],
    "type": "string"
   },
   "score": {
    "type": "number",
    "maximum": 1,
    "minimum": -1
   },
   "symbol": {
    "type": "string"
   },
   "confidence": {
    "type": "number",
    "maximum": 1,
    "minimum": 0
   },
   "updated_at": {
    "type": "string",
    "format": "date-time"
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-signalfuse-co-7fdb099b/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.signalfuse.co](https://www.zero.xyz/host/api.signalfuse.co/llms.txt)