{
  "data": {
    "tool": {
      "category": "",
      "endpoint": "https://mcp.sunaivacore.io",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/sunaivacore-gate.json",
      "kind": "mcp",
      "listed": "indexed",
      "liveUrl": "https://www.anchorterminal.com/api/v1/live/sunaivacore-gate.json",
      "markdownUrl": "https://www.anchorterminal.com/tools/sunaivacore-gate.md",
      "mcpTools": {
        "check": {
          "checker": "anchor-check/1.0",
          "totalTokens": 2374,
          "counts": {
            "error": 0,
            "note": 1,
            "warn": 17
          },
          "findings": [
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "update_custom_rule",
              "message": "4 parameters without a description: description, name, severity, tier",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "add_custom_rule",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "apply_preset",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "audit_verify",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "delete_custom_rule",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "get_audit_log",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"get\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "get_rule_modes",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"get\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "get_rules",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"get\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "list_custom_rules",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"list\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "list_presets",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"list\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "log_bypass",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "reset_rule_mode",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "set_rule_mode",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "ship_confidence_check",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"check\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "update_custom_rule",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "update_rules",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Set readOnlyHint: true if it only reads; otherwise set destructiveHint and idempotentHint."
            },
            {
              "rule": "TC16",
              "severity": "warn",
              "tool": "validate_action",
              "message": "no readOnlyHint or destructiveHint",
              "fix": "Its name starts with \"validate\"; if it only reads, set readOnlyHint: true so harnesses can run it without asking."
            },
            {
              "rule": "TC24",
              "severity": "note",
              "message": "16 of 16 tools have no outputSchema",
              "fix": "Declare outputSchema for tools that return structured data, and return structuredContent that matches it."
            }
          ]
        },
        "checkedAt": "2026-10-04T22:25:28Z",
        "count": 16,
        "note": "answered without the initialize handshake",
        "schemaTokens": 2374,
        "status": "ok",
        "tools": [
          {
            "name": "validate_action",
            "description": "Check if a proposed action passes all active validation rules. Returns allowed/blocked with rule violations.",
            "inputSchema": {
              "properties": {
                "action": {
                  "description": "The action to validate",
                  "type": "string"
                },
                "context": {
                  "description": "Optional additional context, appended to `action` before rule matching — it can change which rules match and therefore the verdict.",
                  "type": "string"
                }
              },
              "required": [
                "action"
              ],
              "type": "object"
            }
          },
          {
            "name": "log_bypass",
            "description": "Record an intentional rule bypass with justification. Cannot bypass constitutional rules.",
            "inputSchema": {
              "properties": {
                "reason": {
                  "description": "Justification for the bypass",
                  "type": "string"
                },
                "rule_id": {
                  "description": "ID of the rule to bypass",
                  "type": "string"
                }
              },
              "required": [
                "rule_id",
                "reason"
              ],
              "type": "object"
            }
          },
          {
            "name": "get_rules",
            "description": "List active validation rules — the customer's TRUE enforced set (constitutional + recommended-default metadata on dev tier, all 69 premium rules on pro+). `category`/`preset` filter args are accepted but not applied server-side.",
            "inputSchema": {
              "properties": {
                "category": {
                  "description": "Filter by category",
                  "type": "string"
                },
                "preset": {
                  "description": "Filter by preset name",
                  "type": "string"
                }
              },
              "type": "object"
            }
          },
          {
            "name": "update_rules",
            "description": "[Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Enable/disable is not backed by any route in this API; use set_rule_mode (shadow/advisory/enforce) instead, or the local `npx @sunaiva/gate` package.",
            "inputSchema": {
              "properties": {
                "disable": {
                  "description": "Rule IDs to disable",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                },
                "enable": {
                  "description": "Rule IDs to enable",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                }
              },
              "type": "object"
            }
          },
          {
            "name": "get_audit_log",
            "description": "View recent gate decisions — blocks, warnings, passes, and bypasses.",
            "inputSchema": {
              "properties": {
                "limit": {
                  "description": "Max entries to return (default 50)",
                  "type": "number"
                },
                "rule_id": {
                  "description": "Accepted for forward-compatibility but NOT applied server-side — the backend only honors limit/cursor. Filter the returned entries client-side.",
                  "type": "string"
                }
              },
              "type": "object"
            }
          },
          {
            "name": "ship_confidence_check",
            "description": "[Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Ship Confidence Gate (Rule 42) dual-tier authorization is not yet built in this backend.",
            "inputSchema": {
              "properties": {
                "artifact_id": {
                  "description": "The artifact being shipped (e.g. '@sunaiva/gate@1.1.0')",
                  "type": "string"
                },
                "command_preview": {
                  "description": "First 300 chars of the command that triggered the check (optional)",
                  "type": "string"
                },
                "label": {
                  "description": "Human-readable label of the publish action (optional)",
                  "type": "string"
                }
              },
              "required": [
                "artifact_id"
              ],
              "type": "object"
            }
          },
          {
            "name": "audit_verify",
            "description": "[Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Forward-linked hash-chain / ed25519 audit-log verification is not yet built in this backend.",
            "inputSchema": {
              "properties": {},
              "type": "object"
            }
          },
          {
            "name": "set_rule_mode",
            "description": "Set enforcement mode (shadow/advisory/enforce) for a specific rule. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "agent_id": {
                  "description": "Optional: scope override to a specific agent ID",
                  "type": "string"
                },
                "mode": {
                  "description": "Enforcement mode",
                  "enum": [
                    "shadow",
                    "advisory",
                    "enforce"
                  ],
                  "type": "string"
                },
                "rule_id": {
                  "description": "Rule ID to configure",
                  "type": "string"
                }
              },
              "required": [
                "rule_id",
                "mode"
              ],
              "type": "object"
            }
          },
          {
            "name": "get_rule_modes",
            "description": "List all enforcement-mode overrides configured for the authenticated customer. Requires an account (Dev+).",
            "inputSchema": {
              "properties": {},
              "type": "object"
            }
          },
          {
            "name": "reset_rule_mode",
            "description": "Remove a mode override for a rule, reverting it to its default enforcement mode. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "rule_id": {
                  "description": "Rule ID whose override to remove",
                  "type": "string"
                }
              },
              "required": [
                "rule_id"
              ],
              "type": "object"
            }
          },
          {
            "name": "add_custom_rule",
            "description": "Create a custom detection rule in the backend. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "description": {
                  "description": "Rule description (required — the backend 400s on a missing/empty description)",
                  "type": "string"
                },
                "detection_pattern": {
                  "description": "Compiled regex detection pattern (required — the backend 400s on a missing/empty detection_pattern). There is no 'pattern' field: 'detection_pattern' is the only field name the evaluator reads; the backend explicitly rejects 'pattern'.",
                  "type": "string"
                },
                "name": {
                  "description": "Rule name",
                  "type": "string"
                },
                "severity": {
                  "description": "Severity on match",
                  "enum": [
                    "block",
                    "warn"
                  ],
                  "type": "string"
                },
                "tier": {
                  "description": "Optional tier restriction",
                  "type": "string"
                }
              },
              "required": [
                "name",
                "description",
                "detection_pattern",
                "severity"
              ],
              "type": "object"
            }
          },
          {
            "name": "update_custom_rule",
            "description": "Update an existing custom rule. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "description": {
                  "type": "string"
                },
                "detection_pattern": {
                  "description": "There is no 'pattern' field — 'detection_pattern' is the only field name the evaluator reads; the backend explicitly rejects 'pattern'.",
                  "type": "string"
                },
                "id": {
                  "description": "Rule ID to update",
                  "type": "string"
                },
                "name": {
                  "type": "string"
                },
                "severity": {
                  "enum": [
                    "block",
                    "warn"
                  ],
                  "type": "string"
                },
                "tier": {
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            }
          },
          {
            "name": "delete_custom_rule",
            "description": "Delete a custom rule. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "id": {
                  "description": "Rule ID to delete",
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            }
          },
          {
            "name": "list_custom_rules",
            "description": "List all custom rules for the authenticated customer. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {},
              "type": "object"
            }
          },
          {
            "name": "list_presets",
            "description": "List available rule preset bundles. Requires API key (Dev+).",
            "inputSchema": {
              "properties": {},
              "type": "object"
            }
          },
          {
            "name": "apply_preset",
            "description": "Apply a preset bundle, activating all its included rules. Requires API key (Pro+).",
            "inputSchema": {
              "properties": {
                "preset_id": {
                  "description": "ID of the preset to apply",
                  "type": "string"
                }
              },
              "required": [
                "preset_id"
              ],
              "type": "object"
            }
          }
        ]
      },
      "name": "Sunaiva Gate — Agent Rule Enforcement",
      "note": "Indexed from the official MCP registry: facts and our own checks, not reviewed, so no score, grade or rank.",
      "packages": [
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          "identifier": "@sunaiva/gate",
          "version": "2.0.4",
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      "reviewed": false,
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      "source": "the official MCP registry",
      "sourceUrl": "https://registry.modelcontextprotocol.io/v0.1/servers?search=io.sunaivacore/gate",
      "summary": "MCP enforcement layer that intercepts AI agent actions and blocks rule violations before execution.",
      "updatedAt": "2026-07-19T02:17:41Z",
      "url": "https://www.anchorterminal.com/tools/sunaivacore-gate",
      "vendor": "sunaivacore.io",
      "vendorUrl": "https://sunaivacore.io/products/gate",
      "version": "2.0.4",
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    "html": "https://www.anchorterminal.com/tools/sunaivacore-gate",
    "json": "https://www.anchorterminal.com/tools/sunaivacore-gate.json",
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  "markdown": "# Sunaiva Gate — Agent Rule Enforcement\n\n\u003e Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/\n\n- Kind: MCP server, by sunaivacore.io (https://sunaivacore.io/products/gate)\n- Listed because: It's published in the registry under sunaivacore.io, a namespace the registry only gives to whoever proves they control that domain.\n- What the official MCP registry says: MCP enforcement layer that intercepts AI agent actions and blocks rule violations before execution.\n\n## Facts\n\n- MCP registry: `io.sunaivacore/gate` 2.0.4\n- Endpoint: https://mcp.sunaivacore.io (streamable HTTP)\n- Package: npm `@sunaiva/gate` (stdio)\n- Website: https://sunaivacore.io/products/gate\n- npm downloads a week: 35\n- Registry entry updated: 2026-07-19\n\n## Tools\n\n- Tools it lists (16, about 2,374 tokens of context, `tools/list` without credentials, checked 2026-10-04 22:25 UTC):\n  - `validate_action`: Check if a proposed action passes all active validation rules. Returns allowed/blocked with rule violations.\n  - `log_bypass`: Record an intentional rule bypass with justification. Cannot bypass constitutional rules.\n  - `get_rules`: List active validation rules — the customer's TRUE enforced set (constitutional + recommended-default metadata on dev tier, all 69 premium rules on pro+).…\n  - `update_rules`: [Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Enable/disable is not backed by any route in this API; use set_rule_mode…\n  - `get_audit_log`: View recent gate decisions — blocks, warnings, passes, and bypasses.\n  - `ship_confidence_check`: [Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Ship Confidence Gate (Rule 42) dual-tier authorization is not yet built in this…\n  - `audit_verify`: [Planned — not yet implemented on the remote endpoint, returns NOT_IMPLEMENTED] Forward-linked hash-chain / ed25519 audit-log verification is not yet built in…\n  - `set_rule_mode`: Set enforcement mode (shadow/advisory/enforce) for a specific rule. Requires API key (Pro+).\n  - `get_rule_modes`: List all enforcement-mode overrides configured for the authenticated customer. Requires an account (Dev+).\n  - `reset_rule_mode`: Remove a mode override for a rule, reverting it to its default enforcement mode. Requires API key (Pro+).\n  - `add_custom_rule`: Create a custom detection rule in the backend. Requires API key (Pro+).\n  - `update_custom_rule`: Update an existing custom rule. Requires API key (Pro+).\n  - `delete_custom_rule`: Delete a custom rule. Requires API key (Pro+).\n  - `list_custom_rules`: List all custom rules for the authenticated customer. Requires API key (Pro+).\n  - `list_presets`: List available rule preset bundles. Requires API key (Dev+).\n  - `apply_preset`: Apply a preset bundle, activating all its included rules. Requires API key (Pro+).\n- How its tools read to an agent (0 errors, 17 warnings, 1 note, about 2,374 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):\n  - warn TC11 update_custom_rule: 4 parameters without a description: description, name, severity, tier\n  - warn TC16 add_custom_rule: no readOnlyHint or destructiveHint\n  - warn TC16 apply_preset: no readOnlyHint or destructiveHint\n  - warn TC16 audit_verify: no readOnlyHint or destructiveHint\n  - warn TC16 delete_custom_rule: no readOnlyHint or destructiveHint\n  - warn TC16 get_audit_log: no readOnlyHint or destructiveHint\n  - warn TC16 get_rule_modes: no readOnlyHint or destructiveHint\n  - warn TC16 get_rules: no readOnlyHint or destructiveHint\n  - warn TC16 list_custom_rules: no readOnlyHint or destructiveHint\n  - warn TC16 list_presets: no readOnlyHint or destructiveHint\n  - warn TC16 log_bypass: no readOnlyHint or destructiveHint\n  - warn TC16 reset_rule_mode: no readOnlyHint or destructiveHint\n  - warn TC16 set_rule_mode: no readOnlyHint or destructiveHint\n  - warn TC16 ship_confidence_check: no readOnlyHint or destructiveHint\n  - warn TC16 update_custom_rule: no readOnlyHint or destructiveHint\n  - warn TC16 update_rules: no readOnlyHint or destructiveHint\n  - warn TC16 validate_action: no readOnlyHint or destructiveHint\n  - note TC24 server: 16 of 16 tools have no outputSchema\n\n- JSON: https://www.anchorterminal.com/api/v1/tools/sunaivacore-gate.json\n- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming\n",
  "meta": {
    "attribution": "Anchor Terminal (https://www.anchorterminal.com)",
    "docs": "https://www.anchorterminal.com/docs/",
    "generatedAt": "2026-10-05",
    "license": "CC-BY-4.0",
    "method": "https://www.anchorterminal.com/benchmark/",
    "methodology": "0.3",
    "openapi": "https://www.anchorterminal.com/openapi.json",
    "preview": false,
    "run": "2026-10-01",
    "runLabel": "October 2026 research run"
  },
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    "description": "Sunaiva Gate — Agent Rule Enforcement, an MCP server by sunaivacore.io, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. MCP enforcement layer that intercepts AI agent actions and blocks rule violations before…",
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    "h1": "Sunaiva Gate — Agent Rule Enforcement",
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    "path": "/tools/sunaivacore-gate",
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    "section": "indexed",
    "title": "Sunaiva Gate — Agent Rule Enforcement | Anchor Terminal",
    "toc": null,
    "updated": "2026-10-05",
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