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Diogenes Agent Guardrails & Sandbox MCP

R0· no sign-in

Autonomous agent guardrails, bash sandboxing, MCP rugpull diffing & prompt firewalls.

v1.0.0 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality89new
Trust97of 100
Uptime, 30 days100%
Latency p5090 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "diogenes-agent-guardrails-mcp": {
      "type": "http",
      "url": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"
    }
  }
}
claude mcp add --transport http diogenes-agent-guardrails-mcp https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails
[mcp_servers.diogenes-agent-guardrails-mcp]
url = "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "diogenes-agent-guardrails-mcp": {
      "type": "remote",
      "url": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "diogenes-agent-guardrails-mcp": {
      "type": "http",
      "url": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=diogenes-agent-guardrails-mcp&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZGlvZ2VuZXMtbWljcm8tZ2F0ZXdheS5jb3JpbnRoLndvcmtlcnMuZGV2L21jcC9hZ2VudC1ndWFyZHJhaWxzIn0%3D"
}
{
  "servers": {
    "diogenes-agent-guardrails-mcp": {
      "type": "http",
      "url": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"
    }
  }
}
{
  "mcpServers": {
    "diogenes-agent-guardrails-mcp": {
      "httpUrl": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"
    }
  }
}
extensions:
  "diogenes-agent-guardrails-mcp":
    enabled: true
    name: "diogenes-agent-guardrails-mcp"
    type: streamable_http
    uri: "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails"
    timeout: 300

Quality 89 / 100new

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2024-11-05; 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 hygiene100 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations9 of 9 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 846 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 0 of the 7 days needed
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

9 tools, about 846 tokens to load them all · tool set 3c55b6ca06f4 · checked 2026-10-21 02:42 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 97 / 100

provenance90
liveness100
freshness100
hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-100% +updated-1d-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://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails streamable-httpnoneyes100%90 ms2024-11-052026-10-20

Tools (9)

agent_loop_circuit_breakerread-onlyAutonomous agent action-trace semantic loop and token-burn circuit breaker ($0.02 USDC via x402 / 70 sats).
agent_mcp_manifest_auditorread-onlyAutonomous MCP Manifest & Tool Poisoning Auditor (150 sats via L402).
agent_sql_guardread-onlyAST-Level SQL Injection & Safety Guard (75 sats via L402).
code_sandboxread-onlySecure Python code execution sandbox ($0.15 USDC via MPP on Base).
guardrail_verifyread-onlyPre-execution security gate to detect prompt injection, wallet drain, and key exfiltration (100 sats via L402).
mcp_rugpull_diffread-onlyMCP tools/list rug-pull and mid-session schema mutation detector (85 sats via L402).
mcp_sampling_guardread-onlyMCP sampling/createMessage reverse-injection and quota-hijack firewall (100 sats via L402).
scrub_piiread-onlyZero-PII Privacy Redaction Engine for untrusted agent inputs (150 sats via L402).
tool_output_firewallread-onlyIndirect prompt-injection, invisible Unicode (U+E0000), and exfiltration-beacon tool output scrubber (75 sats via L402).

Schemas: list_tools.

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Official server.json
{
  "name": "io.github.stand-out-of-my-sun/diogenes-agent-guardrails-mcp",
  "title": "Diogenes Agent Guardrails & Sandbox MCP",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://diogenes-micro-gateway.corinth.workers.dev/mcp/agent-guardrails",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "repository": {
    "url": "https://github.com/stand-out-of-my-sun/diogenes-agent-guardrails-mcp",
    "source": "github"
  },
  "websiteUrl": "https://diogenes-micro-gateway.corinth.workers.dev",
  "description": "Autonomous agent guardrails, bash sandboxing, MCP rugpull diffing & prompt firewalls."
}