opensea-mcp – OpenClaw Skill

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name: opensea-mcp description: Query OpenSea NFT marketplace data via official MCP server. Get floor prices, trending collections, token prices, wallet balances, swap quotes, and NFT holdings. Supports Ethereum, Base, Polygon, Solana, and other major chains. Requires OpenSea developer account for MCP token. homepage: https://docs.opensea.io/docs/mcp metadata: {"openclaw":{"emoji":"🌊","requires":{"bins":["mcporter"],"env":["OPENSEA_MCP_TOKEN"]}}}

OpenSea MCP

Access OpenSea's NFT marketplace data via the official hosted MCP server.

Setup

1. Get MCP Token

1. Sign in to opensea.io
2. Go to Settings → Developer
3. Copy your MCP token

2. Add to Environment

# Add to ~/.openclaw/.env or export
OPENSEA_MCP_TOKEN=your_token_here

3. Configure mcporter

Add to config/mcporter.json:

{
  "mcpServers": {
    "opensea": {
      "baseUrl": "https://mcp.opensea.io/mcp",
      "description": "OpenSea NFT Data API",
      "headers": {
        "Authorization": "Bearer ${OPENSEA_MCP_TOKEN}"
      }
    }
  }
}

4. Test

mcporter list opensea
mcporter call 'opensea.search(query: "trending NFT collections")'

Available Tools

Tool	Description	Example
search	AI-powered search across OpenSea	search(query: "Pudgy Penguins")
get_collections	Collection details, floor, stats	get_collections(slugs: ["pudgypenguins"])
search_collections	Find collections by name	search_collections(query: "azuki")
get_items	NFT item details	get_items(ids: ["..."])
search_items	Find individual NFTs	search_items(query: "Bored Ape #1234")
get_tokens	Token/coin prices	get_tokens(symbols: ["WETH"])
search_tokens	Find tokens	search_tokens(query: "PEPE")
get_token_swap_quote	Swap quotes with gas	get_token_swap_quote(...)
get_token_balances	Wallet token holdings	get_token_balances(address: "0x...")
get_nft_balances	Wallet NFT holdings	get_nft_balances(address: "vitalik.eth")

Usage Examples

Get Floor Prices

mcporter call 'opensea.get_collections(slugs: ["pudgypenguins", "azuki", "boredapeyachtclub"])'

Search Trending

mcporter call 'opensea.search(query: "trending NFT collections this week")'

Check Wallet NFTs

mcporter call 'opensea.get_nft_balances(address: "vitalik.eth")'

Token Prices

mcporter call 'opensea.get_tokens(symbols: ["ETH", "WETH", "USDC"])'

Swap Quote

mcporter call 'opensea.get_token_swap_quote(from: "ETH", to: "USDC", amount: "1")'

Supported Chains

Ethereum, Base, Polygon, Solana, Arbitrum, Optimism, Avalanche, BNB Chain, Klaytn

Resources

• OpenSea MCP Docs
• Developer Portal
• Sample App