litmus

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['server_ref'], 'properties': {'server_ref': {'type': 'string', 'maxLength': 512, 'minLength': 1, 'description': 'Registry-prefixed server ref: npm/<name>, npm/@scope/<name>, pypi/<name>, or github/<owner>/<repo>, with an optional @version. Example: npm/@modelcontextprotocol/server-filesystem'}}, 'additionalProperties': False}

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['status', 'server_ref'], 'properties': {'grade': {'type': 'string', 'description': 'A-F, present when status is graded.'}, 'status': {'enum': ['graded', 'not_available'], 'type': 'string', 'description': 'Whether a published grade exists.'}, 'categories': {'type': 'object', 'required': ['c01', 'c02', 'c03'], 'properties': {'c01': {'type': 'string'}, 'c02': {'type': 'string'}, 'c03': {'type': 'string'}}, 'description': 'Per-category pass/fail, present when graded.', 'additionalProperties': False}, 'report_url': {'type': 'string'}, 'self_grade': {'type': 'string', 'description': 'One-command reproduce/grade, present on a miss.'}, 'server_ref': {'type': 'string'}, 'version_match': {'type': ['boolean', 'null']}, 'current_version': {'type': ['string', 'null']}}, 'additionalProperties': False}

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'grade': {'enum': ['A', 'B', 'C', 'D', 'F'], 'type': 'string', 'description': 'Restrict to servers with this grade.'}, 'limit': {'type': 'integer', 'description': 'Rows to return. Default 25, capped at 100 per call.', 'exclusiveMinimum': 0}, 'offset': {'type': 'integer', 'minimum': 0, 'description': 'Rows to skip before taking `limit`, for paging past the first page.'}}, 'additionalProperties': False}

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['total', 'servers', 'summary'], 'properties': {'total': {'type': 'number', 'description': 'Rows matching `grade` (if given), before `limit`/`offset`. Equals summary.total when grade is omitted.'}, 'servers': {'type': 'array', 'items': {'type': 'object', 'required': ['server_ref', 'polygraph'], 'properties': {'polygraph': {'type': 'string'}, 'server_ref': {'type': 'string'}}, 'additionalProperties': False}}, 'summary': {'type': 'object', 'required': ['total', 'byGrade'], 'properties': {'total': {'type': 'number', 'description': 'Total graded servers across the whole corpus.'}, 'byGrade': {'type': 'object', 'required': ['A', 'B', 'C', 'D', 'F'], 'properties': {'A': {'type': 'number'}, 'B': {'type': 'number'}, 'C': {'type': 'number'}, 'D': {'type': 'number'}, 'F': {'type': 'number'}}, 'description': 'Count of graded servers per letter, across the whole corpus.', 'additionalProperties': False}}, 'description': 'Always covers the full graded corpus, independent of `grade`, `limit`, or `offset`.', 'additionalProperties': False}}, 'additionalProperties': False}

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['server_ref'], 'properties': {'server_ref': {'type': 'string', 'maxLength': 512, 'minLength': 1, 'description': 'Registry-prefixed server ref: npm/<name>, npm/@scope/<name>, pypi/<name>, or github/<owner>/<repo>, with an optional @version. Example: npm/@modelcontextprotocol/server-filesystem'}}, 'additionalProperties': False}

{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['status', 'server_ref', 'created', 'demand', 'requestId', 'statusUrl', 'payment'], 'properties': {'demand': {'type': 'number', 'description': 'How many times this server has been requested.'}, 'status': {'type': 'string', 'const': 'queued'}, 'created': {'type': 'boolean', 'description': 'false if the server was already recorded.'}, 'payment': {'type': 'object', 'required': ['required', 'usdPrice', 'payUrl', 'x402Url', 'network', 'asset'], 'properties': {'asset': {'type': 'string', 'description': 'The token the x402 rail expects: USDC.'}, 'payUrl': {'type': ['string', 'null'], 'description': 'Human/browser checkout for this request, paid in $POLYGRAPH.'}, 'network': {'type': 'string', 'description': 'CAIP-2 chain id the x402 payment settles on: eip155:8453 (Base mainnet).'}, 'x402Url': {'type': 'string', 'description': 'The agent payment endpoint. POST the same request body here; a bare POST returns a 402 with the exact payment requirements, and a retry with an X-PAYMENT header pays it.'}, 'required': {'type': 'boolean', 'description': 'false when the fee is already paid or authorized.'}, 'usdPrice': {'type': 'number', 'description': 'The one-time fee, in USD.'}}, 'description': 'How grading is paid for. The web checkout settles up front in $POLYGRAPH; the x402 rail takes an authorization that is charged only once a grade lands, and a run the harness cannot complete voids it, so nothing is charged. The fee buys the run, never the grade.', 'additionalProperties': False}, 'requestId': {'type': ['string', 'null'], 'description': "The recorded request's id."}, 'statusUrl': {'type': ['string', 'null'], 'description': 'Poll for grading progress (unpaid, grading, graded, failed); check_server also reflects the published result.'}, 'server_ref': {'type': 'string', 'description': 'The server ref that was recorded.'}}, 'additionalProperties': False}