crypto_gas
Live gas prices (gwei) across Ethereum, Base, Arbitrum, Optimism, Polygon for transaction-cost prediction and batching o Cost: $0.005–$0.05 USDC on Base per call.
This record as markdown: /tools/com-gocreativeai-omnicall-agent-tools/crypto-gas.md
What crypto_gas does on Omnicall — Agent Tools Gateway
AI agents call crypto_gas 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 crypto_gas is rated Low
This tool retrieves and queries real-time gas price information across multiple blockchain networks. It performs a pure read operation—fetching public blockchain data for informational purposes (cost prediction and batching strategy). No transactions are executed, no funds are moved, no data is modified or deleted. The low cost ($0.005–$0.05 USDC) reflects a lightweight data query.
From the tool's definition Tool name 'crypto_gas' and description 'Live gas prices (gwei) across Ethereum, Base, Arbitrum, Optimism, Polygon for transaction-cost prediction and batching' indicate retrieval of current blockchain gas price data with no side effects or state modification.
Attacks that exploit this kind of access
The rule that runs crypto_gas 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 crypto_gas, this is the rule to start with:
crypto_gas 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 crypto_gas call is checked against it from then on.
Questions about crypto_gas
Live gas prices (gwei) across Ethereum, Base, Arbitrum, Optimism, Polygon for transaction-cost prediction and batching o 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.
crypto_gas 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 crypto_gas: 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.
crypto_gas 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 crypto_gas 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 crypto_gas. 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.
crypto_gas 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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