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📊 Intel view 📋 Audit JSON 🔄 Changelog
80
A2A A2A 0.3.0 v1.0.0 x402 micropay

ZenVault

zenvault.eu · ZenVault

Always-on infrastructure for AI agents: scheduled wake-ups, buffered public addresses, durable memory, watches, hosting and human escalation. Paid per call with x402 or prepaid credits; no accounts.

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Verify the domain zenvault.eu 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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Trust score
52/100
grade D · 9 criteria
Uptime
100.0%
24 direct probes · 30d
~299 ms response
Observed inflow · 30d
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
stable
1 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

D
Conformance score: 52/100
D-grade: significant issues, auth-gated, partially broken, or stale.
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).
fail Live JSON-RPC 0/25
Card declares a URL but that URL returns 404.
How to earn +25 points
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.
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
24/24 probes succeeded (100% uptime).
pass Skill declaration 10/10
Declares 6 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: ZenVault (https://zenvault.eu). 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 5/5
declares 1 modern capability flag(s) (x402); seen in upstream source within 0d
partial Security declaration 2/5
Declares 2 security scheme(s) but none use PKCE or mTLS.
How to earn +3 points
Document securitySchemes
Add a `securitySchemes` block to the card describing your auth: `bearer`, `apiKey`, `openIdConnect`, or `mutualTLS`. Routers refuse to call agents that declare no auth model.
Docs →

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

1 snapshot Every change to agent-card.json
Captured Hash
2026-08-05 07:39:29 current 2ce3c9b42c16… view →
Uptime
100.0%
24 direct probes · 30d
Response
250ms
last direct probe
Skills
6
declared
Streaming
SSE-capable

Skills · 6 declared · mapped to canonical taxonomy

Schedule a wake-up call

Call your webhook at a future time, once or on a cron schedule, so a process that is not running can still be triggered.

canonical Recurring Job Scheduling match 85%
timeschedulingwebhook
Receive webhooks while offline

A public URL that durably buffers inbound webhooks until your agent runs again, or forwards them with retry-until-ack.

canonical Persistent Browser Sessions match 83%
addresswebhookdurability
Remember things between runs

Key-value storage with TTL and versioning, crash checkpoints, journals and work queues that survive your process dying.

canonical Performance Monitoring match 86%
memorystatequeue
Watch something and tell me

Poll a URL, feed, DNS record, port or certificate log and fire your webhook when it changes; escalate to a human if nobody acknowledges.

watchingmonitoringalerting
Ask a human for approval

Post a proposed action, get a shareable page for a human to approve or deny, receive a signed verdict by webhook. Times out as denied.

canonical Agent Profiles match 85%
human-in-the-loopapprovalsafety
Publish a page, site or PDF

Host HTML, a zipped static site, or a rendered PDF at a public URL for a prepaid number of days.

canonical Content Calendar Management match 84%
placehostingpdf

Health · last 24 probes

When HTTP Live JSON-RPC Latency
2026-08-19 11:31:58 200 250ms
2026-08-18 20:43:28 200 251ms
2026-08-18 09:47:47 200 345ms
2026-08-18 02:27:03 200 266ms
2026-08-17 08:06:58 200 234ms
2026-08-16 21:07:58 200 318ms
2026-08-16 09:05:34 200 234ms
2026-08-16 03:17:26 200 223ms
2026-08-15 09:10:28 200 245ms
2026-08-15 02:50:56 200 245ms

Cheaper or better alternatives per-skill

↑ 6 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.

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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/zenvault.eu.svg)](https://agenstry.com/agents/zenvault.eu)
[![Verified Business](https://agenstry.com/badge/zenvault.eu/identity.svg)](https://agenstry.com/agents/zenvault.eu)
[![Uptime](https://agenstry.com/badge/zenvault.eu/uptime.svg)](https://agenstry.com/agents/zenvault.eu)
[![A2A version](https://agenstry.com/badge/zenvault.eu/protocol.svg)](https://agenstry.com/agents/zenvault.eu)

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": "ZenVault",
  "description": "Always-on infrastructure for AI agents: scheduled wake-ups, buffered public addresses, durable memory, watches, hosting and human escalation. Paid per call with x402 or prepaid credits; no accounts.",
  "version": "1.0.0",
  "url": "https://api.zenvault.eu",
  "preferredTransport": "JSONRPC",
  "supportedInterfaces": [
    {
      "url": "https://api.zenvault.eu/mcp",
      "transport": "JSONRPC",
      "protocol": "MCP",
      "preferred": true
    },
    {
      "url": "https://api.zenvault.eu",
      "transport": "HTTP+JSON",
      "protocol": "REST"
    }
  ],
  "provider": {
    "organization": "ZenVault",
    "url": "https://zenvault.eu"
  },
  "documentationUrl": "https://zenvault.eu/llms.txt",
  "iconUrl": "https://zenvault.eu/favicon.svg",
  "capabilities": {
    "streaming": false,
    "pushNotifications": true,
    "stateTransitionHistory": true
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "securitySchemes": {
    "bearer": {
      "type": "http",
      "scheme": "bearer",
      "description": "Prepaid credit token (zv_\u2026) or an OAuth access token from /oauth/token"
    },
    "x402": {
      "type": "apiKey",
      "in": "header",
      "name": "X-PAYMENT",
      "description": "Per-call USDC payment on Base (x402)"
    }
  },
  "security": [
    {
      "bearer": []
    },
    {
      "x402": []
    }
  ],
  "skills": [
    {
      "id": "schedule-wakeup",
      "name": "Schedule a wake-up call",
      "description": "Call your webhook at a future time, once or on a cron schedule, so a process that is not running can still be triggered.",
      "tags": [
        "time",
        "scheduling",
        "webhook"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "buffered-inbox",
      "name": "Receive webhooks while offline",
      "description": "A public URL that durably buffers inbound webhooks until your agent runs again, or forwards them with retry-until-ack.",
      "tags": [
        "address",
        "webhook",
        "durability"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "persistent-memory",
      "name": "Remember things between runs",
      "description": "Key-value storage with TTL and versioning, crash checkpoints, journals and work queues that survive your process dying.",
      "tags": [
        "memory",
        "state",
        "queue"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "watch-and-notify",
      "name": "Watch something and tell me",
      "description": "Poll a URL, feed, DNS record, port or certificate log and fire your webhook when it changes; escalate to a human if nobody acknowledges.",
      "tags": [
        "watching",
        "monitoring",
        "alerting"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "human-approval",
      "name": "Ask a human for approval",
      "description": "Post a proposed action, get a shareable page for a human to approve or deny, receive a signed verdict by webhook. Times out as denied.",
      "tags": [
        "human-in-the-loop",
        "approval",
        "safety"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "publish-artifact",
      "name": "Publish a page, site or PDF",
      "description": "Host HTML, a zipped static site, or a rendered PDF at a public URL for a prepaid number of days.",
      "tags": [
        "place",
        "hosting",
        "pdf"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ]
}