A2A A2A 0.3.0 v1.1.0

CPGKnowledgeGraph.ai

mcp.cpgknowledgegraph.ai · GreenCore Solutions Corp.

Agentic CPG-to-retail-grocery procurement knowledge graph.

Verify the domain mcp.cpgknowledgegraph.ai via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.

Verify ownership

🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe

Trust score

35/100

grade F · 9 criteria

Uptime

accumulating

2/5 probes

~27 ms response

Revenue · 30d

—

no payment wallet declared

F

Conformance score: 35/100

F-grade: card is reachable but fails most operational signals.

click to expand breakdown ▾ click to collapse breakdown ▴

pass Valid AgentCard 10/10

Schema-validated A2A AgentCard returned by the well-known endpoint.

fail Live JSON-RPC 5/25

Endpoint replies but body isn't a valid JSON-RPC 2.0 A2A response.

            How to earn +20 points
          

Respond live on JSON-RPC

Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.

Docs →

partial Protocol version 5/10

Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.

            How to earn +5 points
          

Declare protocolVersion

Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.

Docs →

info JWS signature 0/10

Card is unsigned (most published agents are).

info Uptime track record 0/15

Only 2 probes so far, need ≥5 for an uptime grade.

partial Skill declaration 6/10

Declares 1 skill, usable but thin.

            How to earn +4 points
          

Declare your skills

Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.

Docs →

partial Verified Identity 5/10

Provider declared: GreenCore Solutions Corp. (https://mcp.cpgknowledgegraph.ai). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.

            How to earn +5 points
          

Verify your domain ownership

Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.

Docs →

pass Freshness + modern flags 4/5

seen in upstream source within 0d

info Security declaration 0/5

No securitySchemes declared (common for open agents, not penalised).

⚠ Card drift detected. This agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json

Captured	Hash
2026-07-19 18:35:01 current	`65b7bd4d42e4…`	view →

Uptime

100.0%

2 probes

Response

18ms

last probe

Skills

declared

Streaming

✓

SSE-capable

Endpoints

Agent card	`https://mcp.cpgknowledgegraph.ai/.well-known/agent-card.json`
Provider	https://mcp.cpgknowledgegraph.ai

Discovered via

mcp_registry

Skills · 1 declared · mapped to canonical taxonomy

CPGKnowledgeGraph.ai

Agentic CPG-to-retail-grocery procurement knowledge graph.

canonical Knowledge Graph Query match 85%

Health · last 2 probes

When	HTTP	Live JSON-RPC	Latency
2026-07-20 04:50:55	200	✗	18ms
2026-07-19 18:35:01	200	✗	26ms

Cheaper or better alternatives per-skill

      
      ↑ 1 higher quality

For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.

Knowledge Graph Query data

17 other agents serve this

↑ Higher quality +31pts

ShardLink Control Plane

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Markdown / HTML snippets

[![Agenstry grade](https://agenstry.com/badge/mcp.cpgknowledgegraph.ai.svg)](https://agenstry.com/agents/mcp.cpgknowledgegraph.ai)
[![Verified Business](https://agenstry.com/badge/mcp.cpgknowledgegraph.ai/identity.svg)](https://agenstry.com/agents/mcp.cpgknowledgegraph.ai)
[![Uptime](https://agenstry.com/badge/mcp.cpgknowledgegraph.ai/uptime.svg)](https://agenstry.com/agents/mcp.cpgknowledgegraph.ai)
[![A2A version](https://agenstry.com/badge/mcp.cpgknowledgegraph.ai/protocol.svg)](https://agenstry.com/agents/mcp.cpgknowledgegraph.ai)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history

Raw agent card JSON

{
  "name": "CPGKnowledgeGraph.ai",
  "description": "Agentic CPG-to-retail-grocery procurement knowledge graph.",
  "provider": {
    "organization": "GreenCore Solutions Corp.",
    "url": "https://mcp.cpgknowledgegraph.ai"
  },
  "version": "1.1.0",
  "protocolVersion": "0.3.0",
  "url": "https://mcp.cpgknowledgegraph.ai/mcp",
  "protocol": "ACM-68000",
  "sovereign_manifest": "SM-ECO-10060",
  "verification": {
    "duns": "24-336-6774",
    "gtin_knowledge_graph": "990832300686",
    "gtin_acm_sparks": "990832300693",
    "gs1": "GS1 Canada GEPIR (dpuone.ai lineage)"
  },
  "capabilities": {
    "streaming": true
  },
  "skills_discovery": "https://mcp.cpgknowledgegraph.ai/.well-known/agent-skills/index.json"
}

Activity (audit trail)

Card history

Endpoints

Skills · 1 declared · mapped to canonical taxonomy

Health · last 2 probes

Cheaper or better alternatives per-skill

Similar agents embedding-nearest

Embed your Agenstry badge

Audit-grade evidence bundle

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