Before an agent installs an MCP server, skill or tool
Before an agent installs an MCP server, skill or tool: is the description poisoned (hidden orders to the agent), does it ask for more permissions than its purpose, does it imitate a known tool? Code checks (lookalike names, broad permissions, hidden text) then a reading of the descriptions. Judges t
Answeringour last check, 2026-10-20
1 of 1checks answered this week
628 msmedian answer time
$0.0214listed price per call
$0.0217price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://verdict.kechlab.com/v1/mcp-vet
| Category | Code and developer |
|---|---|
| Provider host | verdict.kechlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-20 | valid payment request | 402 | $0.0217 | 628 ms |
Example input (from the provider)
{
"body": {
"description": "Returns the current weather for a city name.",
"name": "weather-lookup",
"permissions": [
"network"
],
"tools": [
{
"description": "Current weather for a city",
"name": "get_weather"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"description": {
"description": "description of the tool",
"type": "string"
},
"name": {
"description": "name of the tool or server",
"type": "string"
},
"permissions": {
"description": "(optional) list of requested permissions (e.g. filesystem:write, network, shell)",
"items": {
"type": "string"
},
"type": "array"
},
"tools": {
"description": "(optional) list of { name, description } of the exposed functions",
"items": {
"type": "object"
},
"type": "array"
}
},
"required": [
"name",
"description"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}