Get a list of events for a collection.
AI agents call get_opensea_events_by_collection to retrieve information from SEI MCP Server V2 without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical or current events (such as sales, listings, offers) associated with an NFT collection on OpenSea. It performs a read-only query operation with no side effects on blockchain state, user assets, or financial positions. The low severity reflects minimal blast radius if misused—an agent could only retrieve data that is already public.
From the tool's definition Tool name 'get_opensea_events_by_collection' and description 'Get a list of events for a collection' indicate retrieval/querying of existing data with no modification, deletion, or financial transactions.
Attacks that exploit this kind of access
Get a list of events for a collection. It is categorised as a Read tool in the SEI MCP Server V2 MCP Server, which means it retrieves data without modifying state.
Register the SEI MCP Server V2 MCP server in PolicyLayer and add a rule for get_opensea_events_by_collection: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches SEI MCP Server V2. Nothing to install.
get_opensea_events_by_collection is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_opensea_events_by_collection rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_opensea_events_by_collection. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_opensea_events_by_collection is provided by the SEI MCP Server V2 MCP server (testinguser1111111/sei-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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