blinks_executeAction
Execute a Solana Action — sends wallet to the Action endpoint and receives a transaction to sign. SAP MCP context: Protocol blinks; operation class write. Use to execute a Solana Action POST flow. Confirm the action metadata, parameters, expected transaction, and user intent before invoking. Prev...
This record as markdown: /tools/oobe-protocol-labs-sap-mcp-server/blinks-executeaction.md
What blinks_executeAction does on Sap
AI agents invoke blinks_executeAction to trigger actions in Sap. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
| Parameter | Type | Required | Description |
|---|---|---|---|
params | object | — | Key-value parameters to fill Action template variables |
wallet | string | Yes | User wallet to sign the transaction |
actionUrl | string | Yes | Action endpoint URL (from getAction links) |
Parameters from the server's own tool schema.
Why blinks_executeAction is rated High
Triggers blockchain transaction signing flow with external financial/contract implications.
From the tool's definition Execute a Solana Action — sends wallet, receives transaction to sign
Attacks that exploit this kind of access
The rule that runs blinks_executeAction 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 blinks_executeAction, this is the rule to start with:
blinks_executeAction stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. 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 blinks_executeAction call is checked against it from then on.
Questions about blinks_executeAction
Execute a Solana Action — sends wallet to the Action endpoint and receives a transaction to sign. SAP MCP context: Protocol blinks; operation class write. Use to execute a Solana Action POST flow. Confirm the action metadata, parameters, expected transaction, and user intent before invoking. Preview and validate action output before signing or submitting any returned transaction through SAP transaction tools. SAP MCP execution guidance: Intent: SAP MCP tool workflow. Pricing: paid read-premium; estimate first, then use sap_payments_call_paid_tool when the runtime cannot replay x402 natively. Routing: hosted accountless write is blocked; do not call this as a paid hosted write and no x402 payment should be charged. Use the local sap_payments bridge or a hosted unsigned builder when user signing is required. Signer boundary: user-controlled local profile or external signer; OOBE hosted MCP remains non-custodial. It is categorised as a Execute tool in the Sap MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
blinks_executeAction accepts 3 parameters: params, wallet, actionUrl. Required: wallet, actionUrl. The full parameter table on this page comes from the server's own tool schema.
Register the Sap MCP server in PolicyLayer and add a rule for blinks_executeAction: 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.
blinks_executeAction is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the blinks_executeAction 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 blinks_executeAction. 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.
blinks_executeAction 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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