Nft Floor X402 MCP Server

@Br0ski777

Basic information

About 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

#x402 #mcp #api #crypto #nft#floor

Nft Floor X402 MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "nft-floor": {
      "url": "https://nft-floor-production.up.railway.app/mcp",
      "transport": "sse"
    }
  }
}

Nft Floor X402 MCP Server tools

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Overview

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

Frequently asked questions

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.

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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