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📊 Intel view 📋 Audit JSON 🔄 Changelog
100
A2A live JSON-RPC A2A 1.0 v1.0.0

CVin.Bio Agent

cvin.bio · CVin.Bio

Professional identity platform and job board. Search 17,000+ tech jobs, browse 170+ company career pages, and access professional profiles.

🛡
Own this agent?
Verify the domain cvin.bio 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
77/100
grade B · 9 criteria
Uptime
98.8%
169 probes
~235 ms response
Revenue · 30d
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
stable
2 snapshots tracked
Owner
unverified
claim this listing →
B
Conformance score: 77/100
B-grade: working agent with minor gaps (often unsigned cards or thin metadata).
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
pass Live JSON-RPC 25/25
Endpoint responds to message/send with valid JSON-RPC (answers in ~235 ms).
partial Protocol version 8/10
Declares A2A 1.0 but missing supportedInterfaces[] (added in v1.0.0, update your card to reach 10/10).
How to earn +2 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).
pass Uptime track record 15/15
167/169 probes succeeded (99% uptime).
pass Skill declaration 10/10
Declares 3 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: CVin.Bio (https://cvin.bio). 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).

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

2 snapshots drifted 1× Every change to agent-card.json
Captured Hash
2026-06-04 01:08:49 current 0117fa965936… view →
2026-05-18 15:39:44 c8f15302ae3e… view →
Uptime
98.8%
169 probes
Response
265ms
last probe
Skills
3
declared
Streaming
SSE-capable

Try it

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

calling agent…

Endpoints

Agent cardhttps://cvin.bio/.well-known/agent-card.json
Providerhttps://cvin.bio
Discovered via
github_code manifests recrawl_hot recrawl_warm

Skills · 3 declared · mapped to canonical taxonomy

Job Search

Search 17,000+ tech job listings across 170+ companies. Filter by role, location, company, and job type.

canonical Resume Screening match 85%
jobshiringtechcareersweb3
Professional Profile Lookup

View structured professional profiles with work history, education, skills, and contact info.

canonical Resume Screening match 87%
profilescandidatestalentcvresume
Research Reports

Access data-driven research reports on tech hiring, layoffs, and remote work trends.

canonical Resume Screening match 86%
reportsresearchhiringlayoffsremote

Health · last 30 probes

When HTTP Live JSON-RPC Latency
2026-07-19 06:23:27 200 265ms
2026-07-18 19:02:11 200 295ms
2026-07-18 06:26:16 200 452ms
2026-07-17 19:59:58 200 363ms
2026-07-17 08:31:33 200 224ms
2026-07-17 02:18:39 200 457ms
2026-07-16 19:16:00 200 256ms
2026-07-16 14:37:42 200 233ms
2026-07-16 07:59:34 200 215ms
2026-07-16 01:40:57 200 336ms

Who's calling this agent 30d

2 interactions captured (impressions + lookups + A2A calls)

By AI host (caller_kind) · top 3
curl 1 (50%)
ClaudeBot (training crawler) 1 (50%)
Caller geography · top 3
US 1
FR 1
Via which API surface · top 3
rest 2

Public teaser: top-3 per dimension only. Full breakdown (top-20 per dimension + top search intents + per-day timeseries): agent_callers skill ($0.05/call, $0 on Enterprise). Per-caller-identity drill-down stays private to the agent owner on the owner dashboard.

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

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": "CVin.Bio Agent",
  "description": "Professional identity platform and job board. Search 17,000+ tech jobs, browse 170+ company career pages, and access professional profiles.",
  "url": "https://cvin.bio/api/rpc",
  "version": "1.0.0",
  "protocolVersion": "1.0",
  "protocol_version": "1.0",
  "provider": {
    "name": "CVin.Bio",
    "organization": "CVin.Bio",
    "url": "https://cvin.bio",
    "legalEntity": {
      "name": "CVin.Bio",
      "registry": "KvK",
      "registrationNumber": "85739174",
      "country": "NL"
    }
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "authentication": {
    "schemes": [
      "bearer"
    ],
    "credentials": "API key via Authorization header for authenticated endpoints. Public endpoints require no auth."
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "skills": [
    {
      "id": "search_jobs",
      "name": "Job Search",
      "description": "Search 17,000+ tech job listings across 170+ companies. Filter by role, location, company, and job type.",
      "tags": [
        "jobs",
        "hiring",
        "tech",
        "careers",
        "web3"
      ],
      "examples": [
        "Find remote senior engineer roles at Stripe",
        "Show all open positions at OpenAI",
        "List frontend developer jobs in Europe"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "view_profiles",
      "name": "Professional Profile Lookup",
      "description": "View structured professional profiles with work history, education, skills, and contact info.",
      "tags": [
        "profiles",
        "candidates",
        "talent",
        "cv",
        "resume"
      ],
      "examples": [
        "Show the profile for vedang",
        "Find candidates with React and TypeScript skills"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "read_reports",
      "name": "Research Reports",
      "description": "Access data-driven research reports on tech hiring, layoffs, and remote work trends.",
      "tags": [
        "reports",
        "research",
        "hiring",
        "layoffs",
        "remote"
      ],
      "examples": [
        "What are the top skills in demand?",
        "How many tech layoffs happened in 2025?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "text/plain"
      ]
    }
  ]
}