What is x402 and how does payment work?
x402 is an HTTP-native pay-per-call protocol. Each API call requires a micropayment in USDC on Base L2, handled automatically by x402-aware clients without signup or API keys.
Nft Floor X402 MCP Server
@Br0ski777
基本信息
关于 Nft Floor X402 MCP Server
NFT collection floor price, volume, holders, rarity data. Ethereum and Base via Reservoir. -- x402 micropayment API + MCP server for AI agents
Nft Floor X402 MCP Server 配置
使用下面的配置,将此服务器添加到你的 MCP 客户端。
{
"mcpServers": {
"nft-floor": {
"url": "https://nft-floor-production.up.railway.app/mcp",
"transport": "sse"
}
}
}Nft Floor X402 MCP Server 工具
2GET
GET
概览
What is Nft Floor X402?
Nft Floor X402 is an MCP server that provides NFT collection floor price, volume, holders, and rarity data for Ethereum and Base via Reservoir. It uses pay-per-call via x402 (USDC on Base L2) with no API key, no signup, and no rate-limit wall.
How to use Nft Floor X402?
Add the server URL to your MCP client config (e.g., Claude Desktop, Cursor, ElizaOS) as shown in the README. For HTTP access, use a x402-aware client that handles the 402 payment challenge automatically.
Key features of Nft Floor X402
- Pay-per-call via x402 (USDC on Base L2)
- No API key, signup, or rate-limit walls
- Supports Ethereum and Base blockchains
- Two tools: collection data and token rarity
- Returns floor price, volume, holders, and listed stats
- Provides rarity rank, score, attributes, and trait floors
Use cases of Nft Floor X402
- Tracking NFT collection floor prices and market movements
- Comparing multiple NFT collections for portfolio analysis
- Valuing individual NFTs using rarity and trait floor data
- Finding underpriced tokens for trading strategies
- Building rarity-based NFT valuation and trading bots
常见问题
Which blockchains are supported?
Ethereum and Base are supported. The default chain is Ethereum; you can specify `base` as a parameter.
What data does the collection tool return?
It returns floor price (ETH and USD), 24h volume, total supply, holder count, listed count, listed percentage, and top trait floor prices.
What data does the rarity tool return?
It returns rarity rank, rarity score, total supply, token attributes with frequency and trait floor prices, and an estimated value based on rarity.
How much does each API call cost?
Collection data costs $0.005 per call; token rarity costs $0.003 per call. Payments are processed via x402 using USDC on Base L2.
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