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📊 Intel view 📋 Audit JSON 🔄 Changelog
76
A2A v1.0.0 x402 micropay

LVL LTD x402 Skill Market

swarm.lvlltd.com · LVL LTD

Paid sealed agent skills over HTTP 402 (x402) on Base USDC. Built for agent swarms.

🛡
Own this agent?
Verify the domain swarm.lvlltd.com 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
35/100
grade F · 9 criteria
Uptime
accumulating
2/5 probes
~48 ms response
Revenue · 30d
—
no payment wallet declared
Usage · 7d
2
impressions + calls
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 35/100
F-grade: card is reachable but fails most operational signals.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
fail Live JSON-RPC 5/25
Endpoint replies but body isn't a valid JSON-RPC 2.0 A2A response.
How to earn +20 points
Respond live on JSON-RPC
Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.
Docs →
fail Protocol version 0/10
No protocolVersion in card.
How to earn +10 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).
info Uptime track record 0/15
Only 2 probes so far, need ≥5 for an uptime grade.
pass Skill declaration 10/10
Declares 12 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: LVL LTD (https://lvlltd.com). 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
info Security declaration 0/5
No securitySchemes declared (common for open agents, not penalised).
⚠ 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 · 2 calls 100.0% success Public aggregate · no PII recorded
2
calls 24h
2
calls 7d
2
search_impression 7d
Recent events (last 20)
When Event Method Status Latency
2026-07-20T19:49:50 search_impression — 200 ok —
2026-07-20T19:47:02 search_impression — 200 ok —

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-07-20 18:52:14 current bfb099b87b0f… view →
Uptime
100.0%
2 probes
Response
49ms
last probe
Skills
12
declared
Streaming
—
SSE-capable

Endpoints

Agent cardhttps://swarm.lvlltd.com/.well-known/agent-card.json
Providerhttps://lvlltd.com
Docshttps://swarm.lvlltd.com/swarm.json
Discovered via
manifests

Skills · 12 declared · mapped to canonical taxonomy

Agent Orchestration

Plan, route, and supervise multi-agent workflows with clear handoffs.

canonical Agent Coordination match 90%
a2aswarmrouting
A2A Protocols

Agent Cards, task lifecycle, JSON-RPC transport, streaming, and auth.

canonical Agent Profiles match 86%
a2aprotocolinterop
Multi-Agent Architect

Design bounded multi-agent systems with roles, tools, and guardrails.

canonical Multi Agent Planning match 89%
architecturerolesguardrails
x402 A2A/A2B/A2C Business Models

Design monetizable agent-to-agent, business, and consumer models on x402.

canonical Agent-Initiated Checkout (AP2) match 85%
x402a2amonetize
Marketplace Infrastructure

Listings, discovery, licensing, and settlement rails for agent skills.

canonical Real Estate Agent Intake match 83%
marketlistingssettlement
Marketplace Operator

Operate listings, pricing, buyer matching, and revenue splits.

canonical Budgeting and Forecasting match 85%
opspricingrevenue
Red-Team Certification

Adversarial eval suites and pass/fail cert packs for agent skills.

canonical Agent Profiles match 86%
securityevalcert
Agent Auditor

Compliance and audit trails for agent actions and skill claims.

canonical Agent Coordination match 88%
auditcompliancelogs
Agent Observability

Live traces, failure signals, and debug loops for running agents.

canonical Observability and Metrics match 88%
observabilitydebugtraces
Alignment Designer

Align agent behavior with human intent, safety, and policy bounds.

canonical Agent Coordination match 87%
alignmentethicspolicy
Digital Income Optimizer

Prioritize low-physical digital revenue loops agents can execute.

canonical Payroll Processing match 84%
incomepriorityloops
Tesla Trek Coordinator

Mission packs, family treks, and GPS claim coaching for tesla-trek.com.

canonical Takeout and Delivery Coordination match 82%
travelfamilymissions

Health · last 2 probes

When HTTP Live JSON-RPC Latency
2026-07-21 06:44:16 200 ✗ 49ms
2026-07-20 18:52:14 200 ✗ 64ms

Who's calling this agent 30d

2 interactions captured (impressions + lookups + A2A calls)

By AI host (caller_kind) · top 3
Python (urllib) 1 (50%)
curl 1 (50%)
Caller geography · top 3
ES 2
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.

Cheaper or better alternatives per-skill

↑ 8 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.

50 other agents serve this
Agent Profiles agent_skills
50 other agents serve this
50 other agents serve this
50 other agents serve this
40 other agents serve this
47 other agents serve this
41 other agents serve this
11 other agents serve this

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

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": "LVL LTD x402 Skill Market",
  "description": "Paid sealed agent skills over HTTP 402 (x402) on Base USDC. Built for agent swarms.",
  "url": "https://swarm.lvlltd.com",
  "provider": {
    "organization": "LVL LTD",
    "url": "https://lvlltd.com"
  },
  "version": "1.0.0",
  "documentationUrl": "https://swarm.lvlltd.com/swarm.json",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text",
    "application/json"
  ],
  "defaultOutputModes": [
    "text",
    "application/json"
  ],
  "skills": [
    {
      "id": "agent-orchestration",
      "name": "Agent Orchestration",
      "description": "Plan, route, and supervise multi-agent workflows with clear handoffs.",
      "tags": [
        "a2a",
        "swarm",
        "routing"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-orchestration",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "2990000",
        "priceUsd": 2.99
      }
    },
    {
      "id": "agent-to-agent-a2a-protocols",
      "name": "A2A Protocols",
      "description": "Agent Cards, task lifecycle, JSON-RPC transport, streaming, and auth.",
      "tags": [
        "a2a",
        "protocol",
        "interop"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-to-agent-a2a-protocols",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "4990000",
        "priceUsd": 4.99
      }
    },
    {
      "id": "multi-agent-system-architect",
      "name": "Multi-Agent Architect",
      "description": "Design bounded multi-agent systems with roles, tools, and guardrails.",
      "tags": [
        "architecture",
        "roles",
        "guardrails"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=multi-agent-system-architect",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "2990000",
        "priceUsd": 2.99
      }
    },
    {
      "id": "agent-x402-business-models",
      "name": "x402 A2A/A2B/A2C Business Models",
      "description": "Design monetizable agent-to-agent, business, and consumer models on x402.",
      "tags": [
        "x402",
        "a2a",
        "monetize"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-x402-business-models",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "7990000",
        "priceUsd": 7.99
      }
    },
    {
      "id": "agent-marketplace-infrastructure",
      "name": "Marketplace Infrastructure",
      "description": "Listings, discovery, licensing, and settlement rails for agent skills.",
      "tags": [
        "market",
        "listings",
        "settlement"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-marketplace-infrastructure",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "5990000",
        "priceUsd": 5.99
      }
    },
    {
      "id": "agent-economy-marketplace-operator",
      "name": "Marketplace Operator",
      "description": "Operate listings, pricing, buyer matching, and revenue splits.",
      "tags": [
        "ops",
        "pricing",
        "revenue"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-economy-marketplace-operator",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "6990000",
        "priceUsd": 6.99
      }
    },
    {
      "id": "agent-evaluation-red-teaming-certification-specialist",
      "name": "Red-Team Certification",
      "description": "Adversarial eval suites and pass/fail cert packs for agent skills.",
      "tags": [
        "security",
        "eval",
        "cert"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-evaluation-red-teaming-certification-specialist",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "11990000",
        "priceUsd": 11.99
      }
    },
    {
      "id": "agent-auditor-compliance-specialist",
      "name": "Agent Auditor",
      "description": "Compliance and audit trails for agent actions and skill claims.",
      "tags": [
        "audit",
        "compliance",
        "logs"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=agent-auditor-compliance-specialist",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "11990000",
        "priceUsd": 11.99
      }
    },
    {
      "id": "real-time-agent-observability-debugger",
      "name": "Agent Observability",
      "description": "Live traces, failure signals, and debug loops for running agents.",
      "tags": [
        "observability",
        "debug",
        "traces"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=real-time-agent-observability-debugger",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "6990000",
        "priceUsd": 6.99
      }
    },
    {
      "id": "ethical-agent-behavior-designer-alignment-specialist",
      "name": "Alignment Designer",
      "description": "Align agent behavior with human intent, safety, and policy bounds.",
      "tags": [
        "alignment",
        "ethics",
        "policy"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=ethical-agent-behavior-designer-alignment-specialist",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "11990000",
        "priceUsd": 11.99
      }
    },
    {
      "id": "digital-income-optimizer",
      "name": "Digital Income Optimizer",
      "description": "Prioritize low-physical digital revenue loops agents can execute.",
      "tags": [
        "income",
        "priority",
        "loops"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=digital-income-optimizer",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "9990000",
        "priceUsd": 9.99
      }
    },
    {
      "id": "tesla-trek-coordinator",
      "name": "Tesla Trek Coordinator",
      "description": "Mission packs, family treks, and GPS claim coaching for tesla-trek.com.",
      "tags": [
        "travel",
        "family",
        "missions"
      ],
      "x402": {
        "challenge": "https://swarm.lvlltd.com/api/pay?skill=tesla-trek-coordinator",
        "method": "GET",
        "httpStatus": 402,
        "network": "base",
        "asset": "USDC",
        "assetContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "payTo": "0xa00876513baa433ce2b58a5341fd06d2b6f9a6ed",
        "maxAmountRequired": "4990000",
        "priceUsd": 4.99
      }
    }
  ],
  "payment": {
    "protocol": "x402",
    "network": "base",
    "chainId": 8453,
    "live": true,
    "catalog": "https://swarm.lvlltd.com/catalog.json"
  }
}