predict_orderbook
Returns live bid/ask depth from Polymarket CLOB for any market outcome token. Trading & market-making agents use this fo Cost: $0.005–$0.05 USDC on Base per call.
This record as markdown: /tools/com-gocreativeai-omnicall-agent-tools/predict-orderbook.md
What predict_orderbook does on Omnicall — Agent Tools Gateway
AI agents call predict_orderbook to retrieve information from Omnicall — Agent Tools Gateway without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
arg | string | Yes |
Parameters from the server's own tool schema.
Why predict_orderbook is rated Low
This is a Read operation: it retrieves market data (order book depth) without creating, modifying, deleting, or executing transactions. However, severity is medium rather than low because: (1) the data feeds financial decision-making agents, (2) stale or manipulated order book data could lead to poor trading decisions, and (3) the tool operates in a crypto/DeFi context where market information directly drives…
From the tool's definition Tool returns live bid/ask depth data from Polymarket CLOB (central limit order book). Description states it 'Returns' data with no modification or execution verbs.
Attacks that exploit this kind of access
The rule that runs predict_orderbook safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Omnicall — Agent Tools Gateway, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For predict_orderbook, this is the rule to start with:
predict_orderbook 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 Omnicall — Agent Tools Gateway, apply this rule, and every predict_orderbook call is checked against it from then on.
Questions about predict_orderbook
Returns live bid/ask depth from Polymarket CLOB for any market outcome token. Trading & market-making agents use this fo Cost: $0.005–$0.05 USDC on Base per call. It is categorised as a Read tool in the Omnicall — Agent Tools Gateway MCP Server, which means it retrieves data without modifying state.
predict_orderbook accepts 1 parameter: arg. Required: arg. The full parameter table on this page comes from the server's own tool schema.
Register the Omnicall — Agent Tools Gateway MCP server in PolicyLayer and add a rule for predict_orderbook: 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 Omnicall — Agent Tools Gateway. Nothing to install.
predict_orderbook 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 predict_orderbook 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 predict_orderbook. 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.
predict_orderbook is provided by the Omnicall — Agent Tools Gateway MCP server (https://omnicall.gocreativeai.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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