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📊 Intel view 📋 Audit JSON 🔄 Changelog
100
A2A live JSON-RPC A2A 0.3.0 v1.78.25

metagraphed

api.metagraph.sh · metagraphed

Live operational + integration registry for Bittensor subnets. Ask grounded questions about subnets, their APIs, health, and economics; answers carry bracketed citations into the registry. The full tool surface (240 tools) is MCP at https://api.metagraph.sh/mcp -- this A2A skill is the conversational front door, not the catalogue.

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Verify the domain api.metagraph.sh 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.
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🔔 Watch this agent. Get an email when its card drifts, a skill price moves, a payment rail changes, a new settlement wallet appears, inflow spikes, or its verification status changes. Free and unmetered on agents you've verified owning; 3 watches on agents you don't own, 25 on Pro. Sign in to watch
Trust score
69/100
grade C · 9 criteria
Uptime
100.0%
79 direct probes · 30d
~3821 ms response
Observed inflow · 30d
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
stable
7 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

C
Conformance score: 69/100
C-grade: usable but has clear conformance issues, review the breakdown below.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Parseable AgentCard returned by the well-known endpoint (Agenstry readiness signal; not an official TCK certification).
partial Live JSON-RPC 24/25
Endpoint responds to a negotiated A2A SendMessage probe, but is slow: ~3821 ms typical response.
How to earn +1 point
Respond live on JSON-RPC
Implement SendMessage for v1.0 (or message/send for v0.x), negotiate A2A-Version, and return a schema-valid JSON-RPC response. Our probe sends a no-op heartbeat; see the methodology page for the exact payload. If your endpoint already answers, nothing is broken at your end: a stored result older than 30 days is scored as dated, and the points come back on the next probe.
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 every entry in `supportedInterfaces[]`. A2A v1.0 removed the AgentCard root field.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
pass Uptime track record 15/15
79/79 probes succeeded (100% uptime).
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: metagraphed (https://metagraph.sh). 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
Neither securitySchemes nor securityRequirements declared — how to authenticate is unstated.

Activity (audit trail)

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

Nothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

7 snapshots drifted 6× Every change to agent-card.json
Captured Hash
2026-09-08 02:45:59 current e8f91bc2d37d… view →
2026-08-29 14:49:30 79333b7aaec6… view →
2026-08-23 21:59:44 400498e118bd… view →
2026-08-19 07:57:35 7d62a178b5a3… view →
2026-08-18 00:24:37 18db417a2f4f… view →
2026-08-16 01:02:15 146e83f45f98… view →
2026-08-14 10:36:35 d623d70738a6… view →
Uptime
100.0%
79 direct probes · 30d
Response
190ms
last direct probe
Skills
1
declared
Streaming
SSE-capable

Try it

Send a message to this agent live. Your prompt is proxied through Agenstry.

calling agent…

Endpoints

Agent cardhttps://api.metagraph.sh/.well-known/agent-card.json
Providerhttps://metagraph.sh
Discovered via
mcp_registry recrawl_hot manifests

Skills · 1 declared · mapped to canonical taxonomy

Ask about the Bittensor subnet registry

Natural-language Q&A grounded in the live registry (RAG over subnets, surfaces, health, and economics). Returns an answer with bracketed [n] citations, plus the…

canonical General Web Search match 81%
bittensorsubnetsregistrysearchgrounded-qa

Health · last 30 probes

When HTTP Live JSON-RPC Latency
2026-09-15 01:45:51 200 190ms
2026-09-14 19:24:37 200 184ms
2026-09-14 12:45:51 200 205ms
2026-09-14 06:18:34 200 190ms
2026-09-14 00:13:27 200 181ms
2026-09-13 18:14:25 200 189ms
2026-09-13 12:10:32 200 204ms
2026-09-13 05:51:00 200 176ms
2026-09-12 23:37:50 200 1530ms
2026-09-12 16:49:05 200 231ms

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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.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/api.metagraph.sh.svg)](https://agenstry.com/agents/api.metagraph.sh)
[![Verified Business](https://agenstry.com/badge/api.metagraph.sh/identity.svg)](https://agenstry.com/agents/api.metagraph.sh)
[![Uptime](https://agenstry.com/badge/api.metagraph.sh/uptime.svg)](https://agenstry.com/agents/api.metagraph.sh)
[![A2A version](https://agenstry.com/badge/api.metagraph.sh/protocol.svg)](https://agenstry.com/agents/api.metagraph.sh)

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
{
  "protocolVersion": "0.3.0",
  "name": "metagraphed",
  "description": "Live operational + integration registry for Bittensor subnets. Ask grounded questions about subnets, their APIs, health, and economics; answers carry bracketed citations into the registry. The full tool surface (240 tools) is MCP at https://api.metagraph.sh/mcp -- this A2A skill is the conversational front door, not the catalogue.",
  "url": "https://api.metagraph.sh/a2a/v1",
  "preferredTransport": "JSONRPC",
  "provider": {
    "organization": "metagraphed",
    "url": "https://metagraph.sh"
  },
  "version": "1.78.25",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "skills": [
    {
      "id": "ask",
      "name": "Ask about the Bittensor subnet registry",
      "description": "Natural-language Q&A grounded in the live registry (RAG over subnets, surfaces, health, and economics). Returns an answer with bracketed [n] citations, plus the citation records as a data part.",
      "tags": [
        "bittensor",
        "subnets",
        "registry",
        "search",
        "grounded-qa"
      ],
      "examples": [
        "Which subnets expose an inference API I can call today?",
        "What does it cost to register a miner on subnet 3?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    }
  ],
  "supportsAuthenticatedExtendedCard": false
}