spl-token_getBalance
Get token or SOL balance for a wallet. If mint is omitted, returns native SOL balance. SAP MCP context: Protocol spl-token; operation class write. Use for SPL token deploy, mint, transfer, burn, freeze, thaw, and authority management. Confirm mint, decimals, authority, recipient, and amount befor...
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What spl-token_getBalance does on Sap
AI agents call spl-token_getBalance to retrieve information from Sap without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why spl-token_getBalance is rated Low
Retrieves balance data without modifying state or executing side effects.
From the tool's definition Get token or SOL balance for a wallet. If mint is omitted, returns native SOL balance.
Attacks that exploit this kind of access
The rule that runs spl-token_getBalance safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Sap, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For spl-token_getBalance, this is the rule to start with:
spl-token_getBalance is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Sap, apply this rule, and every spl-token_getBalance call is checked against it from then on.
Questions about spl-token_getBalance
Get token or SOL balance for a wallet. If mint is omitted, returns native SOL balance. SAP MCP context: Protocol spl-token; operation class write. Use for SPL token deploy, mint, transfer, burn, freeze, thaw, and authority management. Confirm mint, decimals, authority, recipient, and amount before writes. Use token tools alongside SAP payments and settlement tools only when token operations are part of the agent service lifecycle. Parameter aliases accepted by SAP MCP for agent ergonomics: owner -> wallet, address -> wallet, pubkey -> wallet. Prefer the canonical schema names in new calls. SAP MCP execution guidance: Intent: read/discovery workflow. Pricing: free; call directly without x402. Routing: free hosted call; call directly and keep it small/exact when possible. Signer boundary: hosted reads/builders never receive keypair bytes; value-moving results must be finalized locally when signing is required. It is categorised as a Read tool in the Sap MCP Server, which means it retrieves data without modifying state.
Register the Sap MCP server in PolicyLayer and add a rule for spl-token_getBalance: 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 Sap. Nothing to install.
spl-token_getBalance 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 spl-token_getBalance 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 spl-token_getBalance. 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.
spl-token_getBalance is provided by the Sap MCP server (https://mcp.sap.oobeprotocol.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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