{"audit":{"version":"1.5","generated_at":"2026-11-14T04:57:15.997575+00:00","generated_by":"Agenstry","report_url":"https://agenstry.com/agents/mcp.graphsheets.ai","methodology_url":"https://agenstry.com/methodology","verifier_jwks_url":"https://agenstry.com/.well-known/jwks.json","subject":{"domain":"mcp.graphsheets.ai","name":"GraphSheets","url":"https://mcp.graphsheets.ai/a2a"}},"identity":{"provider":{"organization":"GraphSheets","url":"https://graphsheets.ai/"},"registry_verification":null,"signature":{"signed":false,"signature_valid":null}},"protocol":{"version":"1.0","supports_streaming":false,"supports_push_notifications":false},"operational":{"live_state":"live","live_responds":true,"last_status_code":null,"last_elapsed_ms":371,"last_error":null},"track_record":{"first_seen":"2026-11-14T01:16:14.169171+00:00","last_checked":"2026-11-14T01:16:14.169171+00:00","last_seen_ok":"2026-11-14T01:16:14.169171+00:00","checks_total":1,"checks_ok":1,"uptime_pct":null,"uptime_window_days":30,"uptime_probes":0,"archived":false,"archived_reason":null},"conformance":{"score":51,"grade":"D","summary":"D-grade: significant issues, auth-gated, partially broken, or stale.","criteria":[{"key":"valid_card","label":"Valid AgentCard","points":9,"max_points":10,"status":"partial","detail":"Declares A2A 1.0 but is missing v1.0 REQUIRED field: supportedInterfaces."},{"key":"live_responds","label":"Live JSON-RPC","points":25,"max_points":25,"status":"pass","detail":"Endpoint responds to a negotiated A2A SendMessage probe."},{"key":"protocol_version","label":"Protocol version","points":8,"max_points":10,"status":"partial","detail":"Declares A2A 1.0 but missing supportedInterfaces[] (required in v1.0, update your card to reach 10/10)."},{"key":"signature","label":"JWS signature","points":0,"max_points":10,"status":"info","detail":"Card is unsigned (most published agents are)."},{"key":"uptime","label":"Uptime track record","points":0,"max_points":15,"status":"info","detail":"Only 0 probes so far, need ≥5 for an uptime grade."},{"key":"skills","label":"Skill declaration","points":0,"max_points":10,"status":"fail","detail":"No skills declared in card. Hard to route to."},{"key":"verified_identity","label":"Verified Identity","points":5,"max_points":10,"status":"partial","detail":"Provider declared: GraphSheets (https://graphsheets.ai/). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit."},{"key":"freshness","label":"Freshness + modern flags","points":4,"max_points":5,"status":"pass","detail":"seen in upstream source within 0d"},{"key":"security","label":"Security declaration","points":0,"max_points":5,"status":"info","detail":"Neither securitySchemes nor securityRequirements declared — how to authenticate is unstated."}]},"card_read":{"findings":null,"clean":null,"source_url":"https://mcp.graphsheets.ai/a2a"},"skills":[{"id":"list-models","name":"List models","description":"The models this token can see: uid, title, head hash, when last changed, and the verification rung each is on. Send a data part {\"skill\": \"list-models\", \"arguments\": {…}}; the arguments are the `model_list` tool's.","tags":["models","list"],"examples":["{\"skill\":\"list-models\",\"arguments\":{}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"model-overview","name":"Model overview","description":"The model at a glance: title, axis, scenarios, sections with node counts, ledgers, whether uncertainty is declared, the verification rung, check status per scenario and lint counts. Call this first. Send a data part {\"skill\": \"model-overview\", \"arguments\": {…}}; the arguments are the `model_overview` tool's.","tags":["models","overview"],"examples":["{\"skill\":\"model-overview\",\"arguments\":{\"model\":\"model_…\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"search-model","name":"Search a model","description":"Find nodes by a word in their name, title, description, source, unit or formula, optionally restricted to a kind (input, calculated, constant, check, ledger). Returns declarations, not values. A kind with no query lists every node of that kind. Send a data part {\"skill\": \"search-model\", \"arguments\": {…}}; the arguments are the `model_search` tool's.","tags":["models","search"],"examples":["{\"skill\":\"search-model\",\"arguments\":{\"model\":\"model_…\",\"query\":\"revenue\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"read-values","name":"Read values","description":"Evaluated values for named nodes across the axis in a scenario, actuals overriding where present. Errors appear as their code (#REF, #DIV/0). A node whose title carries references (`{{fiscal.royalty_threshold}}`) has it worked out in that scenario under `titles`, as the reader sees it. Ask for the nodes you need, not the model. Send a data part {\"skill\": \"read-values\", \"arguments\": {…}}; the arguments are the `values_get` tool's.","tags":["values","figures","forecast"],"examples":["{\"skill\":\"read-values\",\"arguments\":{\"model\":\"model_…\",\"nodes\":[\"income.revenue\"],\"scenario\":\"base\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"explain-figure","name":"Explain a figure","description":"Why a value is what it is: the evaluation trace behind one node in one period — its formula, each input's value and whether it came from a formula, an input, an actual override or an error. `depth` follows the trail further. Send a data part {\"skill\": \"explain-figure\", \"arguments\": {…}}; the arguments are the `explain` tool's.","tags":["explain","audit","trace"],"examples":["{\"skill\":\"explain-figure\",\"arguments\":{\"model\":\"model_…\",\"node\":\"income.profit\",\"period\":\"2026-03\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"verify-model","name":"Verify a model","description":"Run the verification ladder on the model as it stands: validation issues, every lint finding with its rule and node, every check per scenario with its failing periods, the rung, and `connectivity` — the inputs nothing reads, the inputs with no values, the calculated rows nothing reads or shows, the ledger columns no formula reads, and the rows of reported history nothing reads — which is whether the graph runs from inputs through formulas to outputs. `severalRates` lists any IRR whose cashflows have more than one rate, with every rate and the one the row shows. A row named as the model's answer, one `risk_set` reports, one a statistic asks about and one a scoped check covers are all read or shown, so none of them is listed. The authoritative answer to 'what is wrong'. Send a data part {\"skill\": \"verify-model\", \"arguments\": {…}}; the arguments are the `verify` tool's.","tags":["checks","lint","verify"],"examples":["{\"skill\":\"verify-model\",\"arguments\":{\"model\":\"model_…\",\"onlyFailing\":true}}"],"inputModes":["application/json"],"outputModes":["application/json"]}],"provenance":[{"source":"a2aregistry","first_seen":"2026-11-14T01:16:14.169171+00:00"}],"recent_probes":[],"catalog_attestation":null,"operator_revenue_evidence":{"evidence_class":"operator_submitted","authenticity":{"rung":"no_operator_evidence","rank":0,"why":"No verifiable operator evidence has been submitted for this agent.","thresholds":{"min_independent_payers":3,"min_verified_usd":25.0},"engine_table":"agent_authenticity","merge_rule":"max(existing_rank, rank)"},"metric_metadata":{"provenance":"operator_submitted_evidence","confidence":"attested","coverage":{"numerator":0},"as_of":"2026-11-14T04:57:16.007067+00:00","definition":"Revenue proofs submitted by the verified owner and re-checked by Agenstry against the settlement chain or the operator's own Stripe account. Only independently confirmed proofs are counted."},"counts":{"retained":0,"verified":0,"unverifiable":0},"verified":{"gross_usd":0.0,"transactions":0,"independent_payers":0},"detail_url":"https://agenstry.com/api/agents/mcp.graphsheets.ai/evidence","dispute_url":"https://agenstry.com/agents/mcp.graphsheets.ai/dispute"},"verification_history":[]}