# Kronos by ForgeMesh — Crypto Market Signals API

> Kronos by ForgeMesh — Crypto Market Signals API is a paid API for AI agents from kronos.forgemesh.io, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).

Returns calibrated crypto market signals, risk state, and ranked trading pairs for a given timeframe via x402 micropayment on Base.

## Facts

- Endpoint: GET https://kronos.forgemesh.io/api/kronos/signals
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kronos-by-forgemesh-crypto-market-signals-api-d10d9e11
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fl7QKD9kOoWPS1CMeq8VQ

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 kronos-by-forgemesh-crypto-market-signals-api-d10d9e11
```

Example prompt: What are the top crypto market signals right now for the 1-hour timeframe — especially how ETH/USD and BTC/USD are ranked?

## When to prefer this

Choose this endpoint when you need paid, calibrated crypto market signals with explicit risk context for autonomous agent decision-making, especially when operating over x402 micropayment rails on Base and requiring auditability via decision journals and outcome audits. Prefer over free alternatives when signal quality, calibration, and agent-native payment flow matter.

## Known failure modes

- Payment not received or insufficient USDC balance — 402 Payment Required returned
- Invalid or unsupported trading pair symbol — empty or null signal entry
- Unrecognized timeframe value — may return default or error
- Service unavailable or ForgeMesh backend outage — 503 or timeout
- Malformed request properties — 400 Bad Request

## How this service works

Paid crypto market-intelligence API for autonomous agents. Calibrated ranges, signal context, risk state, decision journals, and outcome audits via x402 micropayments on Base.

## Output

Returns a JSON object with a timestamp, the requested timeframe, a dictionary of signal scores keyed by trading pair (e.g. BTC/USD: 0.0001, ETH/USD: 0.004), and a top_k array of the highest-ranked pairs by signal strength.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ts": "2026-04-12T12:27:08Z",
  "top_k": [
   "ETH/USD"
  ],
  "signals": {
   "BTC/USD": 0.0001,
   "ETH/USD": 0.004
  },
  "timeframe": "1h"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/kronos-by-forgemesh-crypto-market-signals-api-d10d9e11/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from kronos.forgemesh.io](https://www.zero.xyz/host/kronos.forgemesh.io/llms.txt)