# RagRadar NFT Sales by Contract

> RagRadar NFT Sales by Contract is a paid API for AI agents from ragdar.vercel.app, paid per call via x402, $0.5/call, status unknown (last checked 2026-09-15).

Retrieves on-chain NFT sales history for a specific contract address on a given blockchain (Base, Arbitrum, or Solana)

## Facts

- Endpoint: GET https://ragdar.vercel.app/api/nft/sales/%7Bchain%7D/%7Bcontract%7D
- Price: $0.5/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/ragradar-nft-sales-by-contract-77f78b08
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Ry-Tmwu8toTJkhIYluHN9

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 ragradar-nft-sales-by-contract-77f78b08
```

Example prompt: Pull the on-chain NFT sales history for contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D on Base using RagRadar.

## When to prefer this

Use this endpoint when you need on-chain NFT sales data for a specific contract address on Base, Arbitrum, or Solana. Prefer this over general blockchain explorers when you want structured, agent-ready sales data with micropayment access via x402. Best suited for NFT market analysis, collection due diligence, and trading activity monitoring.

## Known failure modes

- Invalid or unsupported chain identifier returns an error
- Contract address not found or not an NFT contract returns empty or error response
- Insufficient x402 micropayment (0.5 USDC) causes payment rejection
- Malformed contract address format returns validation error
- Chain has no indexed sales data for the contract returns empty result

## How this service works

On-chain intelligence for AI agents. 70+ endpoints across Base, Arbitrum, Solana. x402 micropayments.

## Output

A JSON object containing on-chain NFT sales records for the specified contract, including sale prices, buyer and seller wallet addresses, token IDs, transaction hashes, and timestamps of each sale event.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "status": "ok"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/ragradar-nft-sales-by-contract-77f78b08/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from ragdar.vercel.app](https://www.zero.xyz/host/ragdar.vercel.app/llms.txt)