sap_phoenix_build_cancel_all
Build an unsigned cancel all orders transaction for a Phoenix market. Returns transactionBase64. SAP MCP execution guidance: Intent: hosted unsigned transaction builder. Pricing: paid builder; estimate first, then pay/build and finalize unsigned transactions locally when returned. Routing: paid h...
This record as markdown: /tools/oobe-protocol-labs-sap-mcp-server/sap-phoenix-build-cancel-all.md
What sap_phoenix_build_cancel_all does on Sap
AI agents invoke sap_phoenix_build_cancel_all 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 |
|---|---|---|---|
symbol | string | Yes | Market symbol |
authority | string | Yes | Trader authority public key |
traderPdaIndex | number | — | Trader PDA Index parameter for sap phoenix build cancel all. |
traderSubaccountIndex | number | — | Trader Subaccount Index parameter for sap phoenix build cancel all. |
Parameters from the server's own tool schema.
Why sap_phoenix_build_cancel_all is rated High
Builds transactions that cancel all orders on Phoenix market; execution-level impact despite unsigned form.
From the tool's definition cancel all orders transaction builder, transactionBase64, financial market operations
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs sap_phoenix_build_cancel_all 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_phoenix_build_cancel_all, this is the rule to start with:
sap_phoenix_build_cancel_all 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 sap_phoenix_build_cancel_all call is checked against it from then on.
Questions about sap_phoenix_build_cancel_all
Build an unsigned cancel all orders transaction for a Phoenix market. Returns transactionBase64. SAP MCP execution guidance: Intent: hosted unsigned transaction builder. Pricing: paid builder; estimate first, then pay/build and finalize unsigned transactions locally when returned. Routing: paid hosted call; call sap_estimate_tool_cost first, then use sap_payments_call_paid_tool if the runtime cannot handle x402 natively. 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 Execute tool in the Sap MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
sap_phoenix_build_cancel_all accepts 4 parameters: symbol, authority, traderPdaIndex, traderSubaccountIndex. Required: symbol, authority. 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 sap_phoenix_build_cancel_all: 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.
sap_phoenix_build_cancel_all 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 sap_phoenix_build_cancel_all 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 sap_phoenix_build_cancel_all. 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.
sap_phoenix_build_cancel_all 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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