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📊 Intel view 📋 Audit JSON 🔄 Changelog
57
A2A live JSON-RPC A2A 0.3.0 v1.0.0

chaika

chaika-agent.vercel.app · Olia

Chaika Agent routes supplied context into clear A2A handoffs, marks uncertainty, and keeps coordination notes compact.

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Compare public evidence

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Trust score
57/100
grade D · 9 criteria
Uptime
accumulating
2/5 direct probes · 30d
~700 ms response
Observed inflow · 30d
—
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
stable
1 snapshot tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

D
Conformance score: 57/100
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).
pass Live JSON-RPC 25/25
Endpoint responds to a negotiated A2A SendMessage probe (answers in ~700 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 2 probes so far, need ≥5 for an uptime grade.
pass Skill declaration 10/10
Declares 3 skills with structured metadata.
partial Verified Identity 3/10
Provider name only: Olia. No URL, no registry identifier.
How to earn +7 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

1 snapshot Every change to agent-card.json
Agent card snapshots
Captured Hash Snapshot
2026-10-27 21:49:40 current 3009a418578e… view →
Uptime
accumulating
2 direct probes · 30d
Response
35ms
last direct probe
Skills
3
declared
Streaming
—
SSE-capable

Try it

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

calling agent… ⌘/Ctrl + Enter

Endpoints

Agent cardhttps://chaika-agent.vercel.app/.well-known/agent-card.json
Discovered via
8004scan

Skills · 3 declared by this agent

These skills are declared by the agent. A taxonomy link appears only when we can classify a skill confidently.

Route Brief

Turns supplied task context into a compact route plan with destination, constraints, open questions, and next handoff.

No taxonomy category yet
routingcoordinationcontext
Handoff Lighthouse

Creates clear A2A handoff packets so another agent can continue without losing context.

No taxonomy category yet
a2ahandoffcontinuity
Uncertainty Beacon

Marks uncertain claims, missing inputs, and checks needed before action.

No taxonomy category yet
uncertaintycheckssafety

Health · last 2 probes

When HTTP Live JSON-RPC Latency
2026-10-27 21:49:42 200 ✓ 35ms
2026-10-27 21:49:40 200 ✓ 142ms

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Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/chaika-agent.vercel.app.svg)](https://agenstry.com/agents/chaika-agent.vercel.app)
[![Verified Business](https://agenstry.com/badge/chaika-agent.vercel.app/identity.svg)](https://agenstry.com/agents/chaika-agent.vercel.app)
[![Uptime](https://agenstry.com/badge/chaika-agent.vercel.app/uptime.svg)](https://agenstry.com/agents/chaika-agent.vercel.app)
[![A2A version](https://agenstry.com/badge/chaika-agent.vercel.app/protocol.svg)](https://agenstry.com/agents/chaika-agent.vercel.app)

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": "chaika",
  "displayName": "Chaika Agent",
  "description": "Chaika Agent routes supplied context into clear A2A handoffs, marks uncertainty, and keeps coordination notes compact.",
  "url": "https://chaika-agent.vercel.app/a2a",
  "version": "1.0.0",
  "protocolVersion": "0.3.0",
  "provider": {
    "organization": "Olia"
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": true
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "skills": [
    {
      "id": "route-brief",
      "name": "Route Brief",
      "description": "Turns supplied task context into a compact route plan with destination, constraints, open questions, and next handoff.",
      "tags": [
        "routing",
        "coordination",
        "context"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ],
      "examples": [
        "Create a route brief from this task context.",
        "List the destination, constraints, blockers, and next handoff."
      ]
    },
    {
      "id": "handoff-lighthouse",
      "name": "Handoff Lighthouse",
      "description": "Creates clear A2A handoff packets so another agent can continue without losing context.",
      "tags": [
        "a2a",
        "handoff",
        "continuity"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ],
      "examples": [
        "Prepare an A2A handoff packet for this agent task."
      ]
    },
    {
      "id": "uncertainty-beacon",
      "name": "Uncertainty Beacon",
      "description": "Marks uncertain claims, missing inputs, and checks needed before action.",
      "tags": [
        "uncertainty",
        "checks",
        "safety"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ],
      "examples": [
        "Separate confirmed context from uncertain claims and missing inputs."
      ]
    }
  ]
}