Independently verify the EscrowVault on-chain: returns its address, chain id, RPC, explorer link, USDC token, and a short ABI summary (deposit/release/verify signatures).
| Name | Required | Description | Default |
|---|---|---|---|
No arguments | |||
| Name | Required | Description | Default |
|---|---|---|---|
| chain | No | ||
| message | No | ||
| rpc_url | No | ||
| chain_id | No | ||
| configured | Yes | ||
| usdc_token | No | ||
| abi_summary | No | ||
| explorer_url | No | ||
| verify_recipe | No | ||
| contract_address | No |
Changes observed during successful MCP inspections. Dates show when Glama detected each change.
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
Annotations already establish readOnlyHint, idempotentHint, and non-destructive behavior, so the description does not need to repeat safety. It adds value by describing the independent on-chain verification nature and the specific output fields, helping the agent anticipate the tool's behavior. No contradictions exist.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single dense sentence that front-loads the primary action ('verify') and then efficiently lists all key return components. Every clause earns its place; there is no filler or repetition of schema content.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a parameterless, read-only tool with a rich output schema and clear annotations, the description covers all needed operational context: what it verifies, what it returns, and the independent nature of the check. Nothing essential is missing for an agent to invoke it correctly.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The tool takes zero parameters and the schema description (100% coverage) already explains that the owner is derived from the authenticated principal. The description adds no parameter details, but with no parameters to document, this is fully sufficient. Baseline for zero-parameter tools is 4.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description uses a specific verb ('verify') and identifies the exact resource (EscrowVault on-chain), then enumerates the returned data (address, chain id, RPC, explorer link, USDC token, ABI summary). This clearly distinguishes it from the unrelated sibling tools and leaves no ambiguity about the tool's function.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The phrase 'Independently verify' implies the tool is used to confirm on-chain facts rather than trusting local or cached data, which gives some contextual guidance. However, there is no explicit statement of when to prefer this tool over alternatives, nor any mention of exclusions or prerequisites. The sibling list offers no relevant comparison.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Add one secure layer between your agents and this server.
Several data-session tools have unclear boundaries: data_session_fund, data_session_funding_package, and data_session_attach_escrow all describe different ways of funding or attaching payment, but an agent could easily pick the wrong one. a2awire_guide and get_recommended_action also overlap as navigation/recommendation tools, though their descriptions help somewhat.
Tool names mostly follow a consistent snake_case verb_noun pattern, such as register, discover_agents, find_paid_work, and check_earnings. Minor deviations like a2awire_guide and data_preview are noun-led, but the overall convention is predictable and readable.
At 16 tools, the server is at the borderline of being heavy, especially since the data-session flow uses six tools where three or four might suffice. The count is not chaotic, but the funding-related tools feel over-decomposed for the apparent scope.
The tool set covers onboarding, discovery, hiring, earnings, and data sessions, but find_paid_work explicitly instructs agents to 'call start_job with a job_id' and no start_job tool exists in the set. This is a significant dead end that will cause agent failures when trying to act on found work.