Compatible with every major AI agent and IDE
What is the OpenSea MCP Server?
Connect OpenSea to your AI agent to navigate the NFT ecosystem with ease. From tracking trending collections to deep-diving into specific token traits, this server provides real-time access to the largest digital marketplace.
What you can do
- Market Insights — Get trending and top collections, or fetch comprehensive stats like volume and floor prices using
get_trending_collectionsandget_collection_stats. - NFT Deep-Dive — Retrieve full metadata, rarity, and ownership details for any NFT with
get_nftandget_nft_metadata. - Collection Analysis — List collection traits, holders, and detailed fee structures via
get_collection_traitsandget_collection_holders. - Wallet Monitoring — Check account profiles and fungible token balances for any wallet address with
get_accountandget_token_balances. - Multi-Chain Support — Query data across all blockchains supported by OpenSea using
get_chains.
How it works
- Subscribe to this server
- Enter your OpenSea API Key
- Start analyzing the NFT market from Claude, Cursor, or any MCP-compatible client
No more manual searching through marketplace tabs. Your AI acts as a dedicated floor price tracker and portfolio analyst.
Who is this for?
- Web3 Developers — instantly retrieve NFT metadata and contract details directly from the code editor.
- NFT Collectors & Traders — monitor floor prices, volume trends, and collection holders without leaving the chat.
- Data Analysts — automate the retrieval of collection statistics and trait distributions for market research.
Built-in capabilities (35)
Off-chain cancellation of an order
Get data to buy an NFT
Get data to accept an offer
Get an OpenSea account profile
Get the lowest price listing for a specific NFT
Get the highest offer for a specific NFT
Get all blockchain chains supported by OpenSea
Get detailed information about a collection
Get a list of wallet addresses holding items in a collection
Get comprehensive statistics for a collection
List all available traits in a collection
Get stages, supply, and minting details for a specific drop
List featured, upcoming, or recently minted drops
Get metadata, traits, ownership, and rarity for a single NFT
Get detailed metadata including image URLs and external links for an NFT
List all owners of a specific NFT
Get NFTs owned by a specific wallet
Get all NFTs in a specific collection
Get all NFTs for a specific smart contract
Retrieve order details
Get a price quote for swapping tokens
Get metadata for a fungible token
Get fungible token balances for a specific wallet
Get top collections
Check the status of a submitted swap or fulfillment
Get trending collections
List collections
Get historical marketplace events
Get all active listings for a collection
Get all active offers for a collection
Create a collection or trait-wide offer
Create a new listing
Create an offer on a single item
Get executable transaction data for a swap
Search across collections, NFTs, tokens, and accounts
Why CrewAI?
When paired with CrewAI, OpenSea becomes a first-class tool in your multi-agent workflows. Each agent in the crew can call OpenSea tools autonomously, one agent queries data, another analyzes results, a third compiles reports, all orchestrated through Vinkius with zero configuration overhead.
- —
Multi-agent collaboration lets you decompose complex workflows into specialized roles, one agent researches, another analyzes, a third generates reports, each with access to MCP tools
- —
CrewAI's native MCP integration requires zero adapter code: pass Vinkius Edge URL directly in the
mcpsparameter and agents auto-discover every available tool at runtime - —
Built-in task delegation and shared memory mean agents can pass context between steps without manual state management, enabling multi-hop reasoning across tool calls
- —
Sequential and hierarchical crew patterns map naturally to real-world workflows: enumerate subdomains → analyze DNS history → check WHOIS records → compile findings into actionable reports
OpenSea in CrewAI
OpenSea and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect OpenSea to CrewAI through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for OpenSea in CrewAI
The OpenSea MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 35 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in CrewAI only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
How Vinkius secures
OpenSea for CrewAI
Every tool call from CrewAI to the OpenSea MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
Can I check the floor price and volume for a specific NFT collection?
Yes! Use the get_collection_stats tool with the collection slug. The agent will return real-time metrics including floor price, total volume, and sales counts.
How do I retrieve the image and metadata for a specific NFT?
You can use the get_nft_metadata tool by providing the chain, contract address, and token ID. It returns detailed metadata including image URLs and external links.
Can I see which wallets hold the most items in a collection?
Yes, the get_collection_holders tool provides a list of wallet addresses that currently hold items within a specific collection slug.
How does CrewAI discover and connect to MCP tools?
CrewAI connects to MCP servers lazily. when the crew starts, each agent resolves its MCP URLs and fetches the tool catalog via the standard tools/list method. This means tools are always fresh and reflect the server's current capabilities. No tool schemas need to be hardcoded.
Can different agents in the same crew use different MCP servers?
Yes. Each agent has its own mcps list, so you can assign specific servers to specific roles. For example, a reconnaissance agent might use a domain intelligence server while an analysis agent uses a vulnerability database server.
What happens when an MCP tool call fails during a crew run?
CrewAI wraps tool failures as context for the agent. The LLM receives the error message and can decide to retry with different parameters, fall back to a different tool, or mark the task as partially complete. This resilience is critical for production workflows.
Can CrewAI agents call multiple MCP tools in parallel?
CrewAI agents execute tool calls sequentially within a single reasoning step. However, you can run multiple agents in parallel using process=Process.parallel, each calling different MCP tools concurrently. This is ideal for workflows where separate data sources need to be queried simultaneously.
Can I run CrewAI crews on a schedule (cron)?
Yes. CrewAI crews are standard Python scripts, so you can invoke them via cron, Airflow, Celery, or any task scheduler. The crew.kickoff() method runs synchronously by default, making it straightforward to integrate into existing pipelines.
MCP tools not discovered
Ensure the Edge URL is correct. CrewAI connects lazily when the crew starts. check console output.
Agent not using tools
Make the task description specific. Instead of "do something", say "Use the available tools to list contacts".
Timeout errors
CrewAI has a 10s connection timeout by default. Ensure your network can reach the Edge URL.
Rate limiting or 429 errors
Vinkius enforces per-token rate limits. Check your subscription tier and request quota in the dashboard. Upgrade if you need higher throughput.
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