# Crest NFT Collection Floor Price

> Crest NFT Collection Floor Price is a paid API for AI agents from data.crestsystems.ai, paid per call via x402, $0.002/call, status down (last checked 2026-09-15).

Returns real-time NFT collection floor price in ETH and USD, market cap, 24h volume, number of owners, and total supply for a given collection slug.

## Facts

- Endpoint: GET https://data.crestsystems.ai/data/nft-floor/:collection
- Price: $0.002/call
- Payment: x402
- Status: down
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/data-crestsystems-ai-ab83d8a3
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_ADPAfcsEiH1sGSLv48i4r

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 data-crestsystems-ai-ab83d8a3
```

Example prompt: What's the current floor price for Bored Ape Yacht Club — give me both the ETH and USD values, market cap, and 24h trading volume?

## When to prefer this

Use this endpoint when you need fast, structured NFT collection-level market data including floor price in both ETH and USD, market cap, volume, and supply — especially when integrating into automated agents or dashboards that need sub-cent-cost per call pricing via x402.

## Known failure modes

- Invalid or unknown collection slug returns an error or empty result
- Collection not indexed by the data provider returns no data
- Network timeout or upstream data source unavailability
- Malformed collection slug (e.g. spaces instead of hyphens) causes lookup failure

## How this service works

Crest · nft_floor — Fetch NFT collection floor price by collection ID. Returns ETH and USD floor price, market cap, 24h volume, owner count, and total supply.

## Output

Returns the ETH floor price, USD floor price, market capitalization, 24-hour trading volume, number of unique owners, and total supply for the specified NFT collection.

## Example request

```json
{
 "input": {
  "type": "http",
  "method": "GET",
  "queryParams": {
   "collection": "bored-ape-yacht-club"
  }
 }
}
```

## 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"
    },
    "pathParams": {
     "type": "object"
    },
    "queryParams": {
     "type": "object",
     "required": [
      "collection"
     ],
     "properties": {
      "collection": {
       "type": "string",
       "description": "Collection slug (e.g. bored-ape-yacht-club, cryptopunks)"
      }
     }
    }
   },
   "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/data-crestsystems-ai-ab83d8a3/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from data.crestsystems.ai](https://www.zero.xyz/host/data.crestsystems.ai/llms.txt)