How do I install the Opensea MCP skill?

Run npx skillmds@latest add tomevault-io/opensea-mcp in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Opensea MCP safe to use?

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: PASS, Skill Scanner: PASS. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Opensea MCP?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Opensea MCP free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Opensea MCP?

tomevault-io (@tomevault-io) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Opensea MCP by tomevault-io — Agent Skill

Name: Opensea MCP
Author: tomevault-io

Opensea MCP

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. Use when this capability is needed.

tomevault-io Updated Sep 17, 2026

File contents

OpenSea MCP

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

Setup

1. Get MCP Token

Sign in to opensea.io
Go to Settings → Developer
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

Converted and distributed by TomeVault — claim your Tome and manage your conversions.

---name: opensea-mcpdescription: 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. Use when this capability is needed.---# OpenSea MCPAccess OpenSea's NFT marketplace data via the official hosted MCP server.## Setup### 1. Get MCP Token1. Sign in to [opensea.io](https://opensea.io)2. Go to [Settings → Developer](https://opensea.io/account/settings/developer)3. Copy your MCP token### 2. Add to Environment```bash# Add to ~/.openclaw/.env or exportOPENSEA_MCP_TOKEN=your_token_here```### 3. Configure mcporterAdd to `config/mcporter.json`:```json{ "mcpServers": { "opensea": { "baseUrl": "https://mcp.opensea.io/mcp", "description": "OpenSea NFT Data API", "headers": { "Authorization": "Bearer ${OPENSEA_MCP_TOKEN}" } } }}```### 4. Test```bashmcporter list openseamcporter 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```bashmcporter call 'opensea.get_collections(slugs: ["pudgypenguins", "azuki", "boredapeyachtclub"])'```### Search Trending```bashmcporter call 'opensea.search(query: "trending NFT collections this week")'```### Check Wallet NFTs```bashmcporter call 'opensea.get_nft_balances(address: "vitalik.eth")'```### Token Prices```bashmcporter call 'opensea.get_tokens(symbols: ["ETH", "WETH", "USDC"])'```### Swap Quote```bashmcporter call 'opensea.get_token_swap_quote(from: "ETH", to: "USDC", amount: "1")'```## Supported ChainsEthereum, Base, Polygon, Solana, Arbitrum, Optimism, Avalanche, BNB Chain, Klaytn## Resources- [OpenSea MCP Docs](https://docs.opensea.io/docs/mcp)- [Developer Portal](https://opensea.io/account/settings/developer)- [Sample App](https://github.com/ProjectOpenSea/opensea-mcp-next-sample)---> Converted and distributed by [TomeVault](https://tomevault.io/claim/demerzels-lab) — claim your Tome and manage your conversions.

Frequently asked questions