Servers Playground How we check Add a server Log in

Agent Covenant

Working · 245 ms

io.github.jdhart81/agent-covenantv0.1.1

Deny-by-default authority leases for agents wielding real power.

Security

Source Registry entry

Maintain this server? Claim it

Try it

Call this server's tools from your browser. Nothing to install.

https://mcp.viridisconservation.com/covenant/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

check_act

Check (and if allowed, record) a proposed act against a covenant. Deny-by-default. Idempotent on act_id — retries never double-consume budget. Every check lands on the audit chain.

scopestring, required

act_idstring, required

covenant_idstring, required

amount_minorinteger

This tool isn't marked read-only, so it may change something on the server or in an account you connected.

I understand, run it anyway

Tools (7)

Agent Covenant MCP server | mcptry

Argument	Type	Description
scope*	string
act_id*	string
covenant_id*	string
amount_minor	integer

Input schema (JSON)

{
  "type": "object",
  "title": "check_actArguments",
  "required": [
    "covenant_id",
    "act_id",
    "scope"
  ],
  "properties": {
    "scope": {
      "type": "string",
      "title": "Scope"
    },
    "act_id": {
      "type": "string",
      "title": "Act Id"
    },
    "covenant_id": {
      "type": "string",
      "title": "Covenant Id"
    },
    "amount_minor": {
      "type": "integer",
      "title": "Amount Minor",
      "default": 0
    }
  }
}

covenant_status

Current state, consumed/remaining budget, and check count.

Argument	Type	Description
covenant_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "covenant_statusArguments",
  "required": [
    "covenant_id"
  ],
  "properties": {
    "covenant_id": {
      "type": "string",
      "title": "Covenant Id"
    }
  }
}

grant_covenant

Grant an agent a covenant: an explicit lease of authority. scopes support wildcards ('payments.*', '*'); budget_minor is the total spend ceiling in minor units; expires_at is ISO-8601. Returns the covenant_id.

Argument	Type	Description
scopes*	array
agent_id*	string
principal*	string
expires_at*	string
budget_minor*	integer

Input schema (JSON)

{
  "type": "object",
  "title": "grant_covenantArguments",
  "required": [
    "principal",
    "agent_id",
    "scopes",
    "budget_minor",
    "expires_at"
  ],
  "properties": {
    "scopes": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "title": "Scopes"
    },
    "agent_id": {
      "type": "string",
      "title": "Agent Id"
    },
    "principal": {
      "type": "string",
      "title": "Principal"
    },
    "expires_at": {
      "type": "string",
      "title": "Expires At"
    },
    "budget_minor": {
      "type": "integer",
      "title": "Budget Minor"
    }
  }
}

list_covenants

List covenants, optionally filtered by state (ACTIVE|REVOKED|EXPIRED) and/or the bound agent.

Argument	Type	Description
state	any
agent_id	any

Input schema (JSON)

{
  "type": "object",
  "title": "list_covenantsArguments",
  "properties": {
    "state": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "State",
      "default": null
    },
    "agent_id": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Agent Id",
      "default": null
    }
  }
}

revoke_covenant

Revoke a covenant immediately and terminally. All subsequent checks deny.

Argument	Type	Description
reason	string
covenant_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "revoke_covenantArguments",
  "required": [
    "covenant_id"
  ],
  "properties": {
    "reason": {
      "type": "string",
      "title": "Reason",
      "default": ""
    },
    "covenant_id": {
      "type": "string",
      "title": "Covenant Id"
    }
  }
}

verify_audit

Verify the tamper-evident audit chain of allowed/denied acts.

Argument	Type	Description
covenant_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "verify_auditArguments",
  "required": [
    "covenant_id"
  ],
  "properties": {
    "covenant_id": {
      "type": "string",
      "title": "Covenant Id"
    }
  }
}