sap_create_subscription

SERVERSap SOURCEhttps://mcp.sap.oobeprotocol.ai/mcp

Critical RISK CLASS

Category Financial

Parameters 50 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/oobe-protocol-labs-sap-mcp-server/sap-create-subscription.md

WHAT IT DOES

What sap_create_subscription does on Sap

AI agents use sap_create_subscription to commit financial operations through Sap, usually the final step of a payment, billing, or trading workflow. A call moves real money.

Parameter	Type	Required	Description
`subId`	string	—	Subscription ID (as a decimal string, default: 0)
`agentWallet`	string	—	Agent wallet public key (base58) to create subscription for
`initialFund`	string	—	Initial fund amount in lamports (as a decimal string)
`billingInterval`	number	—	Billing interval in seconds between charges
`pricePerInterval`	string	—	Price per billing interval in lamports (as a decimal string)

Parameters from the server's own tool schema.

RISK

Why sap_create_subscription is rated Critical

Creates recurring financial obligations on an agent wallet, committing ongoing payments.

From the tool's definition Create a recurring subscription...Payment and settlement flow...paid value-action

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs sap_create_subscription 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 sap_create_subscription, this is the rule to start with:

sap_create_subscription Approval-gated

Any call to sap_create_subscription is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "sap_create_subscription": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Sap, apply this rule, and every sap_create_subscription call is checked against it from then on.

FAQ

Questions about sap_create_subscription

What does the sap_create_subscription tool do? +

Create a recurring subscription for an agent wallet. SAP MCP context: Payment and settlement flow. Estimate or fetch state before creating escrows or settling calls; write operations require an enabled signer mode and MCP policy approval. SAP MCP execution guidance: Intent: SAP MCP tool workflow. Pricing: paid value-action; preview cost and transaction effects before user confirmation. 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 Financial tool in the Sap MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

What parameters does sap_create_subscription accept? +

sap_create_subscription accepts 5 parameters: subId, agentWallet, initialFund, billingInterval, pricePerInterval. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on sap_create_subscription? +

Register the Sap MCP server in PolicyLayer and add a rule for sap_create_subscription: 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.

What risk level is sap_create_subscription? +

sap_create_subscription is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit sap_create_subscription? +

Yes. Add a rate_limit block to the sap_create_subscription 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.

How do I block sap_create_subscription completely? +

Set action: deny in the PolicyLayer policy for sap_create_subscription. 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.

What MCP server provides sap_create_subscription? +

sap_create_subscription 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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