swiftsign_upgrade

SERVERMcp SOURCEhttps://swiftsign.ca/mcp

Critical RISK CLASS

Category Financial

Parameters 10 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/ca-swiftsign-mcp/swiftsign-upgrade.md

WHAT IT DOES

What swiftsign_upgrade does on Mcp

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

Parameter	Type	Required	Description
`plan`	string	—	Plan to upgrade to (default PRO)

Parameters from the server's own tool schema.

RISK

Why swiftsign_upgrade is rated Critical

This tool initiates a financial subscription commitment of $15/month by starting a Stripe checkout flow. While a human must complete the payment, the tool initiates the financial obligation and transitions the account to a paid live plan. The financial category applies because it commits financial obligations.

From the tool's definition Initiate the upgrade to PRO ($15/mo flat)... Stripe checkout_url... add a card... Moves the account from sandbox (sk_test_) to live sends

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs swiftsign_upgrade safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For swiftsign_upgrade, this is the rule to start with:

swiftsign_upgrade Approval-gated

Any call to swiftsign_upgrade 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": {
    "swiftsign_upgrade": {
      "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 Mcp, apply this rule, and every swiftsign_upgrade call is checked against it from then on.

FAQ

Questions about swiftsign_upgrade

What does the swiftsign_upgrade tool do? +

Initiate the upgrade to PRO ($15/mo flat). Returns a Stripe checkout_url that a human opens once to add a card — agents cannot complete the payment themselves. Moves the account from sandbox (sk_test_) to live sends. Returns status 'updated' if already on the plan. It is categorised as a Financial tool in the Mcp MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

What parameters does swiftsign_upgrade accept? +

swiftsign_upgrade accepts 1 parameter: plan. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on swiftsign_upgrade? +

Register the MCP server in PolicyLayer and add a rule for swiftsign_upgrade: 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 Mcp. Nothing to install.

What risk level is swiftsign_upgrade? +

swiftsign_upgrade 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 swiftsign_upgrade? +

Yes. Add a rate_limit block to the swiftsign_upgrade 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 swiftsign_upgrade completely? +

Set action: deny in the PolicyLayer policy for swiftsign_upgrade. 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 swiftsign_upgrade? +

swiftsign_upgrade is provided by the MCP server (https://swiftsign.ca/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on , and thousands of servers like it.

This server

All 10 tools → Critical-risk tools on this server →

Across the catalogue

All critical-risk MCP tools → The MCP Attack Database →

Guides

Govern MCP payment tools →Human-in-the-loop →Tool call approval →