Index onlineMerchant portal
Api Endpoint

data.greeneris.io

Cross-venue funding-rate arbitrage screener for crypto perpetuals: for each symbol, identifies the venue to SHORT (highest annualized funding) and the venue to LONG (lowest), with the gross APR spread and per-leg open interest in USD, ranked by spread. Query: ?symbols=BTC,ETH,... (max 12, sensible default list). JSON, ~30s cache. Excludes fees/slippage; informational only.

Open interactive test console

Offering

Provider
data.greeneris.io
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://data.greeneris.io/v1/derivs/funding-arb
MIME type
application/json
First seen
2026-10-16T02:58:03.930Z
Last seen
Tags
Crypto, Derivatives, Funding, arbitrage, Signals

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.05 USDC
Atomic price: 50000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "50000",
    "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff"
  }
]

Observed health

Status
Healthy
Latest latency
101 ms
Average latency
916 ms
HTTP status
402
Last checked
Reachability
100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "symbols": {
          "type": "string",
          "description": "Comma-separated base assets to scan (max 12)",
          "default": "BTC,ETH,SOL,XRP,DOGE,AVAX,LINK,LTC"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}