MCP / E-commerce
OpenSea MCP: store operations
OpenSea is the world's first and largest NFT marketplace for NFTs and crypto collectibles. Connect it to Claude, Codex, Cursor or any MCP client through one FlyMy.AI MCP.
$ YOUR NEXT RUN
Any agentUse OpenSea MCP in your assistant
Paste this prompt into Claude Code, Codex, Cursor or any agent. It reads the guide and helps you connect.
Read https://flymy.ai/skill.md and https://flymy.ai/mcp/open-sea.md. Help me connect OpenSea MCP to this assistant. Then help me run this task: Use OpenSea to build criteria offer. Ask me for the required inputs first and show the result.
What OpenSea MCP can do
24 actions in the FlyMy.AI catalog, the most used first. Your agent finds them through search_tools and calls the one the task needs.
| Action | What it does |
|---|---|
# OPEN_SEA_BUILD_CRITERIA_OFFER | Build a portion of a criteria offer including the merkle tree needed to post an offer. |
# OPEN_SEA_CANCEL_ORDER | Offchain cancel a single order, offer or listing, by its order hash when protected by the signedzone. |
# OPEN_SEA_CREATE_CRITERIA_OFFER | Create a criteria offer to purchase any nft in a collection or which matches the specified trait. |
# OPEN_SEA_CREATE_ITEM_OFFER | Create an offer to purchase a single nft (erc721 or erc1155). |
# OPEN_SEA_CREATE_LISTING | List a single nft (erc721 or erc1155) for sale on the opensea marketplace. |
# OPEN_SEA_FULFILL_LISTING | Retrieve all the information, including signatures, needed to fulfill a listing directly onchain. |
# OPEN_SEA_FULFILL_OFFER | Retrieve all the information, including signatures, needed to fulfill an offer directly onchain. |
# OPEN_SEA_GET_ACCOUNT | Get an opensea account profile including details such as bio, social media usernames, and profile image. |
# OPEN_SEA_GET_ALL_LISTINGS_BY_COLLECTION | Get all active, valid listings for a single collection. |
# OPEN_SEA_GET_ALL_OFFERS_BY_COLLECTION | Get all active, valid offers for the specified collection. |
# OPEN_SEA_GET_BEST_LISTINGS_BY_COLLECTION | Get the cheapest priced active, valid listings on a single collection. |
# OPEN_SEA_GET_BEST_LISTING_BY_NFT | Get the best listing for an nft. |
Show all 24 actions
| Action | What it does |
|---|---|
# OPEN_SEA_GET_BEST_OFFER_BY_NFT | Get the best offers for an nft. |
# OPEN_SEA_GET_COLLECTION | Get a single collection including details such as fees, traits, and links. |
# OPEN_SEA_GET_COLLECTIONS | Get a list of opensea collections with optional filtering and pagination. |
# OPEN_SEA_GET_COLLECTION_STATS | Get stats for a single collection on opensea. |
# OPEN_SEA_GET_CONTRACT | Get a smart contract for a given chain and address. |
# OPEN_SEA_GET_EVENTS | Get a list of events from opensea based on various filters like timestamps and event types. |
# OPEN_SEA_GET_LISTINGS | Get the complete set of active, valid listings. |
# OPEN_SEA_GET_NFT | Get metadata, traits, ownership information, and rarity for a single nft. |
# OPEN_SEA_GET_ORDER | Get a single order, offer or listing, by its order hash. |
# OPEN_SEA_GET_PAYMENT_TOKEN | Get a smart contract for a given chain and address. |
# OPEN_SEA_GET_TRAITS | Get the traits in a collection. |
# OPEN_SEA_REFRESH_NFT_METADATA | Refresh metadata for a single nft. |
Ask your agent
Requests to paste as they are. Each one runs on the actions named under it.
OPEN_SEA_BUILD_CRITERIA_OFFEROPEN_SEA_CANCEL_ORDEROPEN_SEA_CREATE_CRITERIA_OFFERConnect OpenSea in a minute
One MCP for every integration. Add it once, then every MCP in the catalog is a request away.
- 01
Add FlyMy.AI
Add the FlyMy.AI MCP to your assistant with one of the commands below and sign in. No key to copy.
- 02
Add your API Key
Paste it into the OpenSea connection settings once; it stays with FlyMy.AI, never in a prompt or a chat.
- API Key - Your OpenSea API key. You can obtain this from your OpenSea developer settings. Get API key →
- 03
Ask
Paste a request from this page. Every run shows what it cost.
claude mcp add --transport http flymyai https://mcp-agents.flymy.ai/mcp
Then run /mcp in Claude Code and sign in.
codex mcp add flymy --url https://mcp-agents.flymy.ai/mcp
Then run codex mcp login flymy to sign in.
https://mcp-agents.flymy.ai/mcp
Settings, Connectors, Add custom connector: paste this URL.
Pay per run
FlyMy.AI bills the run: the model and the tool's seconds. Calls go to your own OpenSea account, under its plan and limits. No seats and no minimum.
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From the FlyMy.AI platform catalog of 2026-11-03: name, description, actions and setup as the platform lists them. Examples are requests to paste, not recorded runs.