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📊 Intel view 📋 Audit JSON 🔄 Changelog
100
A2A live JSON-RPC A2A 0.3.0 v1.0.0

Yappy

yappy.biz · Mitosis Labs

Answers factual questions about Yappy, the macOS voice agent: current release, system requirements, macOS permissions, pricing, privacy behaviour, and setup troubleshooting. Read-only.

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Verify the domain yappy.biz 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
61/100
grade C · 9 criteria
Uptime
accumulating
1/5 direct probes · 30d
~35 ms response
Observed inflow · 30d
—
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

C
Conformance score: 61/100
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).
pass Live JSON-RPC 25/25
Endpoint responds to a negotiated A2A SendMessage probe (answers in ~35 ms).
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"` (Major.Minor, no patch number — §3.6) 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).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
pass Skill declaration 10/10
Declares 4 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: Mitosis Labs (https://yappy.biz). 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
partial Security declaration 2/5
Declares 1 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 →
⚠ 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 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
2026-10-02 11:23:02 current 692af4328cef… view →
Uptime
accumulating
1 direct probes · 30d
Response
61ms
last direct probe
Skills
4
declared
Streaming
—
SSE-capable

Try it

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

calling agent…

Skills · 4 declared · mapped to canonical taxonomy

Current Yappy release

Report the current Yappy version for macOS, its release notes, and where to download it.

canonical File Storage and Sharing match 81%
releaseversiondownloadmacos
Mac compatibility check

Decide whether a specific Mac, described by macOS version and CPU architecture, can run Yappy, and explain why.

canonical KYC and Identity Verification match 82%
requirementscompatibilitymacos
Documentation search

Search and read Yappy documentation covering installation, macOS permissions, dictation, Agent Mode, LLM backends, configuration, privacy, and troubleshooting.

canonical Documentation Generation match 83%
docssearchsupport
Pricing and plans

Report what the Yappy app costs, what each LLM backend costs, and the terms of the public API.

canonical Model Evaluation and Benchmarking match 82%
pricingplanscost

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-10-02 11:23:02 200 ✓ 61ms

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

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": "Yappy",
  "description": "Answers factual questions about Yappy, the macOS voice agent: current release, system requirements, macOS permissions, pricing, privacy behaviour, and setup troubleshooting. Read-only.",
  "url": "https://yappy.biz/mcp",
  "preferredTransport": "JSONRPC",
  "provider": {
    "organization": "Mitosis Labs",
    "url": "https://yappy.biz",
    "location": "San Francisco, CA, US"
  },
  "version": "1.0.0",
  "documentationUrl": "https://yappy.biz/developers/",
  "iconUrl": "https://yappy.biz/assets/favicon.svg",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json",
    "text/markdown"
  ],
  "securitySchemes": {
    "none": {
      "type": "http",
      "scheme": "bearer",
      "description": "Optional. Every skill below answers anonymously."
    }
  },
  "security": [],
  "skills": [
    {
      "id": "latest-release",
      "name": "Current Yappy release",
      "description": "Report the current Yappy version for macOS, its release notes, and where to download it.",
      "tags": [
        "release",
        "version",
        "download",
        "macos"
      ],
      "examples": [
        "What is the latest version of Yappy?",
        "Where do I download Yappy?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "compatibility",
      "name": "Mac compatibility check",
      "description": "Decide whether a specific Mac, described by macOS version and CPU architecture, can run Yappy, and explain why.",
      "tags": [
        "requirements",
        "compatibility",
        "macos"
      ],
      "examples": [
        "Will Yappy run on macOS 12 on an Intel MacBook?",
        "Does Yappy need Apple Silicon?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "documentation",
      "name": "Documentation search",
      "description": "Search and read Yappy documentation covering installation, macOS permissions, dictation, Agent Mode, LLM backends, configuration, privacy, and troubleshooting.",
      "tags": [
        "docs",
        "search",
        "support"
      ],
      "examples": [
        "Why is my Yappy hotkey not working?",
        "How do I run Yappy fully offline?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "text/markdown",
        "application/json"
      ]
    },
    {
      "id": "pricing",
      "name": "Pricing and plans",
      "description": "Report what the Yappy app costs, what each LLM backend costs, and the terms of the public API.",
      "tags": [
        "pricing",
        "plans",
        "cost"
      ],
      "examples": [
        "How much does Yappy cost?",
        "Is the Yappy API free?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    }
  ],
  "additionalInterfaces": [
    {
      "url": "https://yappy.biz/mcp",
      "transport": "JSONRPC"
    },
    {
      "url": "https://yappy.biz/api/v1",
      "transport": "HTTP+JSON"
    }
  ]
}