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drift — mandate enforcement for AI agents

R0· no sign-in

Block an action a signed mandate does not permit: amount, payee, audience, currency, window, intent.

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.
Quality85new
Trust95of 100
Uptime, 30 days83%
Latency p501350 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "drift": {
      "type": "http",
      "url": "https://drift.rta.lat/mcp"
    }
  }
}
claude mcp add --transport http drift https://drift.rta.lat/mcp
[mcp_servers.drift]
url = "https://drift.rta.lat/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "drift": {
      "type": "remote",
      "url": "https://drift.rta.lat/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "drift": {
      "type": "http",
      "url": "https://drift.rta.lat/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=drift&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZHJpZnQucnRhLmxhdC9tY3AifQ%3D%3D"
}
{
  "servers": {
    "drift": {
      "type": "http",
      "url": "https://drift.rta.lat/mcp"
    }
  }
}
{
  "mcpServers": {
    "drift": {
      "httpUrl": "https://drift.rta.lat/mcp"
    }
  }
}
extensions:
  "drift":
    enabled: true
    name: "drift"
    type: streamable_http
    uri: "https://drift.rta.lat/mcp"
    timeout: 300

Quality 85 / 100new

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 hygiene93 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • warn
    tools.description_length1 tools have descriptions over 1,024 characters, which crowds the context
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations3 of 3 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 1,146 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stabilityn/a · weight 15
  • n/a
    stability.changes, stability.rug_pulltool history recorded for 3 of the 7 days needed
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

3 tools, about 1,146 tokens to load them all · tool set d80b463ea2b0 · checked 2026-10-19 16:53 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 95 / 100

provenance90
liveness93
freshness100
hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-83% +updated-4d-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://drift.rta.lat/mcp streamable-httpnoneyes83%1350 ms2025-06-182026-10-19

Tools (3)

drift_checkread-onlyCheck ONE proposed action against a signed agent mandate BEFORE it happens. Returns {"verdict": "ALLOW"|"DENY", "rule": <name>} plus a report with a ledger fingerprint. Six rules run in a fixed order, so a refusal names the most important reason rather than an incidental one: amount, payee, audience, currency, window, intent. Anything unclassified is DENY. Use immediately before any action that spends money, moves a credential or changes state on someone else's behalf. Do NOT use to: verify mandate signatures (AP2 does that, and this server runs after signature verification), execute the action (it only decides), or certify that an intent is truthful — "intent" arrives from the agent and is untrusted input. An agent that lies within its limits still leaves a ledger entry; proving what really happened is attest's job, not this one's. Amounts are integer minor units (cents), never floats. Window bounds are inclusive. Fully idempotent: the same inputs always give the same verdict and the mandate is never mutated.
drift_explainread-onlyReturn the six enforcement rules in the exact order they are applied, each with a plain-language reason it exists. Takes no mandate and no action. Use when a refusal did not make sense, or before explaining a denial to someone whose mandate was rejected. A refusal you cannot explain is one nobody will trust. Do NOT use it to check an action — it performs no check, and cannot predict which rule will fire, only the order they are tried in. Constant output, fully idempotent, opens no files, contacts no host.
drift_sessionread-onlyCheck a SEQUENCE of proposed actions against one mandate. Returns {submitted, allowed, denied, breach_by_rule, fingerprint}. Use for a whole plan or batch, not a single action — use drift_check for that. The fingerprint is the point: rewriting or reordering any earlier decision changes the hash, so tampering with history becomes visible instead of silent. Do NOT use it to execute the actions, or as evidence of what actually happened. It reports what was PROPOSED against a mandate you supply. Read-only. Idempotent for a fixed action list. Amounts in integer minor units, as in drift_check.

Schemas: list_tools.

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Official server.json
{
  "name": "io.github.mrpkk/drift",
  "title": "drift — mandate enforcement for AI agents",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://drift.rta.lat/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.0",
  "repository": {
    "url": "https://github.com/mrpkk/drift",
    "source": "github"
  },
  "websiteUrl": "https://drift.rta.lat/",
  "description": "Block an action a signed mandate does not permit: amount, payee, audience, currency, window, intent."
}