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8 clients · secrets stay placeholders

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{
  "mcpServers": {
    "rubrkit": {
      "type": "http",
      "url": "https://www.rubrkit.com/api/v1/mcp"
    }
  }
}

claude mcp add --transport http rubrkit https://www.rubrkit.com/api/v1/mcp

[mcp_servers.rubrkit]
url = "https://www.rubrkit.com/api/v1/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "rubrkit": {
      "type": "remote",
      "url": "https://www.rubrkit.com/api/v1/mcp",
      "enabled": true
    }
  }
}

{
  "mcpServers": {
    "rubrkit": {
      "type": "http",
      "url": "https://www.rubrkit.com/api/v1/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=rubrkit&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vd3d3LnJ1YnJraXQuY29tL2FwaS92MS9tY3AifQ%3D%3D"
}

{
  "servers": {
    "rubrkit": {
      "type": "http",
      "url": "https://www.rubrkit.com/api/v1/mcp"
    }
  }
}

{
  "mcpServers": {
    "rubrkit": {
      "httpUrl": "https://www.rubrkit.com/api/v1/mcp"
    }
  }
}

extensions:
  "rubrkit":
    enabled: true
    name: "rubrkit"
    type: streamable_http
    uri: "https://www.rubrkit.com/api/v1/mcp"
    timeout: 300

Quality 63 / 100needs work

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: rubrkit_list_artifact_files (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); rubrkit_create_artifact_bundle (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); rubrkit_read_artifact_bundle (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
pass
tools.token_costabout 4,074 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump

stability25 · weight 15

warn
stability.changes9 tool changes in 30 days
fail
stability.rug_pull1 tools kept their name but changed most of their description in 30 days; review before trusting them

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

41 tools, about 4,074 tokens to load them all · tool set 74fe90df8cad · tools last changed 2026-10-02 · checked 2026-10-19 16:53 UTC

Tool changes

2026-10-02rubrkit_apply_deep_compactionadded
Save a succeeded deep compaction job's verified result as a new version of the file. Refused if the file changed since the job started. Requires files:write for API keys.
2026-10-02rubrkit_estimate_deep_compactionadded
Estimate the credit cost of a deep compaction of one file before starting it. Requires compactions:run for API keys.
2026-10-02rubrkit_compact_artifact_filechangeddescription, input schemameaning changed
before
Deterministically shorten a markdown or text prompt without losing instructions (free, no credits). Saves a new version unless dryRun is true. Requires files:write for API keys.
after · 41% of words in common
Shorten a markdown or text prompt without losing instructions. mode standard (default) is a free deterministic pass that saves a new version unless dryRun is true; requires files:write for API keys. mode deep starts an AI compaction job that uses credits, verifies every instruction was kept, and never saves on its own: poll the returned job, then call rubrkit_apply_deep_compaction; requires compactions:run for API keys.
2026-09-29rubrkit_compress_artifact_fileremoved
Deterministically shorten a markdown or text prompt without losing instructions (free, no credits). Saves a new version unless dryRun is true. Requires files:write for API keys.
2026-09-29rubrkit_compact_artifact_fileadded
Deterministically shorten a markdown or text prompt without losing instructions (free, no credits). Saves a new version unless dryRun is true. Requires files:write for API keys.
2026-09-24rubrkit_list_rubr_flow_conversionsremoved
List conversion history. Requires artifact_bundles:read for API keys.
2026-09-24rubrkit_convert_to_rubr_flowremoved
Start an async rubr_flow conversion job. Requires rubr_flow:convert for API keys.
2026-09-24rubrkit_read_rubr_flow_conversionremoved
Read one conversion report. Requires artifact_bundles:read for API keys.
2026-09-24rubrkit_compress_artifact_fileadded
Deterministically shorten a markdown or text prompt without losing instructions (free, no credits). Saves a new version unless dryRun is true. Requires files:write for API keys.

Full history: list_changes · trend: quality JSON.

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 89 / 100

provenance85

liveness100

freshness65

hygiene100

+repository +dns-namespace +website +reachable +uptime-100% ~updated-112d-ago

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

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://www.rubrkit.com/api/v1/mcp` streamable-http	none	yes	100%	283 ms	2025-06-18	2026-10-19

Tools (41)

`rubrkit_add_golden_case`	Add a golden case (a real edge-case input with a confirmed-correct output) to an artifact bundle via POST /api/v1/artifact-bundles/{artifactBundleId}/golden-cases. Requires artifact_bundles:write for API keys.
`rubrkit_apply_audit_rewrite`	Apply a completed audit's AI rewrite to the bundle files (a new version per changed file). Requires audits:run for API keys.
`rubrkit_apply_deep_compaction`	Save a succeeded deep compaction job's verified result as a new version of the file. Refused if the file changed since the job started. Requires files:write for API keys.
`rubrkit_compact_artifact_file`	Shorten a markdown or text prompt without losing instructions. mode standard (default) is a free deterministic pass that saves a new version unless dryRun is true; requires files:write for API keys. mode deep starts an AI compaction job that uses credits, verifies every instruction was kept, and never saves on its own: poll the returned job, then call rubrkit_apply_deep_compaction; requires compactions:run for API keys.
`rubrkit_create_artifact_bundle`	Create an artifact bundle through /api/v1/artifact-bundles. Requires artifact_bundles:write for API keys.
`rubrkit_create_drift_monitor`	Create a drift monitor pinned to a file version via POST /api/v1/artifact-bundles/{artifactBundleId}/drift-monitors. Requires artifact_bundles:write for API keys.
`rubrkit_delete_artifact_bundle`	Archive an artifact bundle (soft delete) through DELETE /api/v1/artifact-bundles/{artifactBundleId}. The bundle moves to the archived state and can be restored or permanently deleted later. Requires artifact_bundles:write for API keys.
`rubrkit_estimate_deep_compaction`	Estimate the credit cost of a deep compaction of one file before starting it. Requires compactions:run for API keys.
`rubrkit_export_proof_report`	Start an async proof report job with export storage enabled by default. Requires evals:run for API keys.
`rubrkit_hard_delete_artifact_bundle`	Permanently delete an archived artifact bundle and all of its files, versions, and run history through DELETE /api/v1/artifact-bundles/{artifactBundleId}/permanent. This is irreversible and only works on bundles that are already archived. Requires artifact_bundles:write for API keys.
`rubrkit_list_artifact_bundles`	List artifact bundles through /api/v1/artifact-bundles. Requires artifact_bundles:read for API keys.
`rubrkit_list_artifact_bundle_versions`	List bundle-level version events. Requires artifact_bundles:read for API keys.
`rubrkit_list_artifact_files`	List files in an artifact bundle. Requires files:read for API keys.
`rubrkit_list_audits`	List persisted audit history. Requires artifact_bundles:read for API keys.
`rubrkit_list_drift_monitors`	List the drift monitors for an artifact bundle via /api/v1/artifact-bundles/{artifactBundleId}/drift-monitors. Requires artifact_bundles:read (or artifacts:pull) for API keys.
`rubrkit_list_evals`	List eval history. Requires artifact_bundles:read for API keys.
`rubrkit_list_file_versions`	List immutable versions for a file. Requires files:read for API keys.
`rubrkit_list_golden_cases`	List the golden cases for an artifact bundle via /api/v1/artifact-bundles/{artifactBundleId}/golden-cases. Requires artifact_bundles:read (or artifacts:pull) for API keys.
`rubrkit_list_job_events`	Read append-only job progress events. Requires jobs:read for API keys.
`rubrkit_poll_job`	Read async job progress. Requires jobs:read for API keys.
`rubrkit_read_api_doc`	Read a docs/api Markdown guide or OpenAPI source by slug, file name, or docs/api path.
`rubrkit_read_artifact_bundle`	Read artifact bundle details, files, and file tree. Requires artifact_bundles:read for API keys.
`rubrkit_read_artifact_file`	Read the latest file metadata and content. Requires files:read for API keys.
`rubrkit_read_audit`	Read a single audit run. Requires artifact_bundles:read for API keys.
`rubrkit_read_drift_observations`	List the recorded observations for a drift monitor via /api/v1/drift-monitors/{driftMonitorId}/observations. Requires artifact_bundles:read (or artifacts:pull) for API keys.
`rubrkit_read_eval`	Read one eval run, including the `stats` statistical verdict on advanced-mode runs (empty for standard runs). Requires artifact_bundles:read for API keys.
`rubrkit_read_input_drift`	Compare recent production inputs against a prior reference window (population stability index) for an artifact bundle via GET /api/v1/artifact-bundles/{artifactBundleId}/drift/input. Requires artifact_bundles:read (or artifacts:pull) for API keys.
`rubrkit_read_openapi_contract`	Read the canonical docs/api/openapi.yaml contract.
`rubrkit_read_proof_report`	Read one proof report. Requires artifact_bundles:read for API keys.
`rubrkit_read_validity_drift`	Correlate rubric scores against recorded outcome metrics for an artifact bundle to check whether the rubric is still predictive via GET /api/v1/artifact-bundles/{artifactBundleId}/drift/validity. Requires artifact_bundles:read (or artifacts:pull) for API keys.
`rubrkit_record_outcome`	Record a production outcome event (input feature, metric, and/or label) for an artifact bundle via POST /api/v1/artifact-bundles/{artifactBundleId}/outcomes. Requires artifact_bundles:write for API keys.
`rubrkit_restore_artifact_bundle_version`	Restore files from a prior artifact-bundle version by creating new file versions. Requires artifact_bundles:write and files:write for API keys.
`rubrkit_restore_file_version`	Restore a prior file version by creating a new version. Requires files:write for API keys.
`rubrkit_retire_golden_case`	Retire a golden case via DELETE /api/v1/golden-cases/{goldenCaseId}. Requires artifact_bundles:write for API keys.
`rubrkit_run_drift_check`	Queue a drift check immediately instead of waiting for the monitor's schedule, via POST /api/v1/drift-monitors/{driftMonitorId}/check. The first check on a new monitor calibrates its baseline. Costs one audit per repeat. Requires artifact_bundles:write for API keys.
`rubrkit_run_evals`	Start an async eval run. Requires evals:run for API keys. Set mode: "advanced" with baselineVersionId and candidateVersionId to run a statistically-backed A/B (repeats defaults to 3, max 5).
`rubrkit_search_api_docs`	Search the canonical docs/api Markdown guides and OpenAPI operation summaries.
`rubrkit_set_drift_monitor_status`	Pause or resume a drift monitor via PATCH /api/v1/drift-monitors/{driftMonitorId}. Requires artifact_bundles:write for API keys.
`rubrkit_start_audit`	Start an async audit job. Audit results are cached per account by a content hash of their inputs; pass force: true to bypass the cache and run a fresh audit (the same as the CLI's --no-cache flag). Requires audits:run for API keys.
`rubrkit_update_artifact_file`	Write a new editable version for a file. Requires files:write for API keys.
`rubrkit_upload_artifact_files`	Upload one or more text files into an artifact bundle. Requires files:write for API keys.

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "com.rubrkit/rubrkit",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://www.rubrkit.com/api/v1/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "repository": {
    "url": "https://github.com/liberat0r/react-rubrkit",
    "source": "github"
  },
  "websiteUrl": "https://www.rubrkit.com",
  "description": "MCP-native AI evaluation: rubric audits, eval suites, and proof reports for AI/LLM output."
}