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MANDATE Credential Broker

R0· no sign-in

MCP server for mandates, delegation, policy-gated execution, credential grants, and audit.

v0.1.0 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality79good
Trust94of 100
Uptime, 30 days97%
Latency p50896 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "mandate": {
      "type": "http",
      "url": "https://mandate.nanocorp.app/mcp"
    }
  }
}
claude mcp add --transport http mandate https://mandate.nanocorp.app/mcp
[mcp_servers.mandate]
url = "https://mandate.nanocorp.app/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "mandate": {
      "type": "remote",
      "url": "https://mandate.nanocorp.app/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "mandate": {
      "type": "http",
      "url": "https://mandate.nanocorp.app/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=mandate&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWFuZGF0ZS5uYW5vY29ycC5hcHAvbWNwIn0%3D"
}
{
  "servers": {
    "mandate": {
      "type": "http",
      "url": "https://mandate.nanocorp.app/mcp"
    }
  }
}
{
  "mcpServers": {
    "mandate": {
      "httpUrl": "https://mandate.nanocorp.app/mcp"
    }
  }
}
extensions:
  "mandate":
    enabled: true
    name: "mandate"
    type: streamable_http
    uri: "https://mandate.nanocorp.app/mcp"
    timeout: 300

Quality 79 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene71 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • fail
    tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: mandate.mint (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); mandate.authorize-action (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); broker.request-access (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
  • pass
    tools.token_costabout 637 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

11 tools, about 637 tokens to load them all · tool set bb8d61c6ef97 · checked 2026-10-20 14:54 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 94 / 100

provenance90
liveness99
freshness85
hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-97% ~updated-45d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://mandate.nanocorp.app/mcp streamable-httpnoneyes97%896 ms2025-06-182026-10-20

Tools (11)

broker.introspect-grantValidates a grant token seal, reports active/revoked/expired state, and records introspection to the ledger.
broker.register-credentialRegisters an opaque vault handle/reference only; plaintext secret fields are rejected and never ledgered.
broker.request-accessAsks the canonical Policy Engine for an ALLOW decision before issuing a short-lived HMAC-sealed grant bound to credential, mandate, agent, scope, and expiry.
broker.revoke-grantRevokes a broker grant by id and records the revocation to the ledger.
broker.useRedeems a sealed grant for the bound acting agent and executes the bound action through the Gateway and Policy Engine; does not expose plaintext secrets.
mandate.authorize-actionSubmits an action through the Gateway and canonical Policy Engine; returns ALLOW, DENY, or REQUIRE_APPROVAL with ledger proof.
mandate.delegateCreates a child mandate only when it is a no-escalation subset of the parent mandate.
mandate.discoverReturns this self-describing tool manifest.
mandate.mintCreates an active human-granted mandate for an agent and records it to the hash-chained ledger.
mandate.revokeRevokes a mandate subtree and records the revocation to the hash-chained ledger.
mandate.verify-proofRecords a proof payload hash and appends proof evidence to the hash-chained ledger.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "io.github.projetnanocorp/mandate",
  "_meta": {
    "io.modelcontextprotocol.registry/publisher-provided": {
      "tools": [
        "mandate.discover",
        "mandate.mint",
        "mandate.delegate",
        "mandate.authorize-action",
        "mandate.verify-proof",
        "mandate.revoke",
        "broker.register-credential",
        "broker.request-access",
        "broker.use",
        "broker.revoke-grant",
        "broker.introspect-grant"
      ],
      "tools_url": "https://mandate.nanocorp.app/api/v1/tools",
      "capabilities": [
        "mandate issuance",
        "delegation with non-escalation",
        "policy-gated action execution",
        "tamper-evident append-only audit ledger",
        "credential handle registration",
        "short-lived credential grants",
        "grant redemption without plaintext secret exposure",
        "grant revocation",
        "grant introspection"
      ],
      "discover_url": "https://mandate.nanocorp.app/api/v1/discover",
      "tool_call_url": "https://mandate.nanocorp.app/api/v1/tools/call",
      "well_known_url": "https://mandate.nanocorp.app/.well-known/mandate"
    }
  },
  "title": "MANDATE Credential Broker",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mandate.nanocorp.app/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.0",
  "repository": {
    "url": "https://github.com/projetnanocorp/mandate",
    "source": "github"
  },
  "websiteUrl": "https://mandate.nanocorp.app/.well-known/mandate",
  "description": "MCP server for mandates, delegation, policy-gated execution, credential grants, and audit."
}