util_base_gas_price_staleness
Base Gas Price Staleness checks the age of a caller-supplied gas quote before use from bounded caller-supplied values without an external provider. Call Base Gas Price Staleness before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns n...
This record as markdown: /tools/io-github-davidmosiah-delx-mcp-a2a/util-base-gas-price-staleness.md
What util_base_gas_price_staleness does on Delx Mcp A2a
AI agents call util_base_gas_price_staleness to retrieve information from Delx Mcp A2a 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 |
|---|---|---|---|
now_epoch | integer | Yes | Now Epoch supplied to Base Gas Price Staleness; used only for this bounded calculation and processed in memory without retention. |
quoted_at_epoch | integer | Yes | Quoted At Epoch supplied to Base Gas Price Staleness; used only for this bounded calculation and processed in memory without retention. |
maximum_age_seconds | integer | Yes | Maximum Age Seconds supplied to Base Gas Price Staleness; used only for this bounded calculation and processed in memory without retention. |
Parameters from the server's own tool schema.
Why util_base_gas_price_staleness is rated Low
Even though util_base_gas_price_staleness only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs util_base_gas_price_staleness safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Delx Mcp A2a, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For util_base_gas_price_staleness, this is the rule to start with:
util_base_gas_price_staleness 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 Delx Mcp A2a, apply this rule, and every util_base_gas_price_staleness call is checked against it from then on.
Questions about util_base_gas_price_staleness
Base Gas Price Staleness checks the age of a caller-supplied gas quote before use from bounded caller-supplied values without an external provider. Call Base Gas Price Staleness before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed preflight status for Base Gas Price Staleness as versioned deterministic JSON. Limitation: Uses caller-supplied values only; it performs no RPC call, signing, broadcasting, balance lookup, custody, trading, or live-chain claim. It is categorised as a Read tool in the Delx Mcp A2a MCP Server, which means it retrieves data without modifying state.
util_base_gas_price_staleness accepts 3 parameters: now_epoch, quoted_at_epoch, maximum_age_seconds. Required: now_epoch, quoted_at_epoch, maximum_age_seconds. The full parameter table on this page comes from the server's own tool schema.
Register the Delx Mcp A2a MCP server in PolicyLayer and add a rule for util_base_gas_price_staleness: 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 Delx Mcp A2a. Nothing to install.
util_base_gas_price_staleness 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 util_base_gas_price_staleness 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 util_base_gas_price_staleness. 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.
util_base_gas_price_staleness is provided by the Delx Mcp A2a MCP server (https://api.delx.ai/v1/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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