# Perpetual Futures Funding Rates

> Perpetual Futures Funding Rates is a paid API for AI agents from market.memoryapi.org, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).

Returns real-time perpetual futures funding rates across major exchanges to monitor long/short crowding and market sentiment

## Facts

- Endpoint: GET https://market.memoryapi.org/x402/market/funding
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/market-memoryapi-org-83d38e16
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_of3TQxLXzrxYFwmSZdoG0

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 market-memoryapi-org-83d38e16
```

Example prompt: What are the current perpetual futures funding rates for BTC and ETH across major exchanges — are markets crowded long or short right now?

## When to prefer this

Use this endpoint when you need real-time perpetual futures funding rates to gauge crypto market sentiment, identify overleveraged conditions, or monitor crowding across multiple exchanges simultaneously. Prefer this over generic price feeds when the goal is understanding market positioning rather than spot price.

## Known failure modes

- Exchange API unavailability may result in partial data for some exchanges
- Rate limit exceeded returns 429 with retry-after header
- Payment failure returns 402 if USDC balance is insufficient
- No data returned for unsupported or delisted trading pairs

## How this service works

Perpetual futures funding rates. Monitor long/short crowding and market sentiment across major exchanges.

## Output

Returns current funding rates for perpetual futures contracts across major cryptocurrency exchanges, including sentiment signals about whether the market is crowded long or short, enabling analysis of leverage imbalances and potential mean-reversion opportunities.

## Example request

```json
{
 "cik": "0001067983"
}
```

## Request schema (JSON Schema)

```json
{
 "properties": {
  "input": {
   "required": [
    "method"
   ],
   "properties": {
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/market-memoryapi-org-83d38e16/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.memoryapi.org](https://www.zero.xyz/host/market.memoryapi.org/llms.txt)