Get all NFTs owned by a wallet address
AI agents call get_nfts_by_owner to retrieve information from Solana MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves NFT ownership information from the Solana blockchain. It is purely informational—it does not create, modify, delete, or execute any operations. The verb 'Get' and the passive retrieval nature confirm this is a Read category tool.
From the tool's definition Tool name 'get_nfts_by_owner' and description 'Get all NFTs owned by a wallet address' indicate a read-only query operation that retrieves data without modification, deletion, or execution of side effects.
Attacks that exploit this kind of access
Get all NFTs owned by a wallet address. It is categorised as a Read tool in the Solana MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Solana MCP Server MCP server in PolicyLayer and add a rule for get_nfts_by_owner: 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 Solana MCP Server. Nothing to install.
get_nfts_by_owner 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_nfts_by_owner 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_nfts_by_owner. 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_nfts_by_owner is provided by the Solana MCP Server MCP server (visioneth/solana-mcp). 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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