All servers · Agent payments (x402) · Markets & trading · Payments & accounting

com.lvlltd/skill-market

com.lvlltd/skill-market · v1.5.0

Measured by MCP Station

Description written by the publisher, not verified

x402 skill catalog on lvlltd.com — search, quote, pay with Base USDC, unlock sealed packs.

Connect

claude mcp add --transport http skill-market https://lvlltd.com/api/mcp

{
  "mcpServers": {
    "skill-market": {
      "url": "https://lvlltd.com/api/mcp"
    }
  }
}

Tools as reported by the server

• search_skills
  Search lvlltd.com x402 skill catalog. Free. Returns price + free_eval URLs.
• get_skill_details
  Public skill details + outline/sample/challenge links. Free.
• get_payment_challenge
  Live x402 402 challenge for a skill. Does not unlock. Pay then purchase_skill.
• quote_price
  Alias of get_payment_challenge — live x402 quote (amount, payTo, asset). Free. Full catalog.
• list_all_skills
  Paginated full catalog listing (all public skills from catalog.json — not a subset). Free.
• purchase_skill
  Without tx_hash: 402 + unsigned wallet_next_action (EIP-3009 PAYMENT-SIGNATURE template; no keys). With tx_hash or payment_signature: POST unlock via /api/pay (no payment bypass).
• verify_skill
  Alias of verify_unlock — check public /api/proof ledger for confirmed unlocks (never invents volume).
• install
  Alias of install_skill_payload — after purchase write sealed files + SKILL.md paths. Requires tx_hash.
• get_commerce_signals
  Rank skills by confirmed unlock demand. Free.
• lookup_agent_identity
  ERC-8004 / local identity lookup for a wallet. Additive — not required to buy.
• quote_skill
  Alias of quote_price / get_payment_challenge — live x402 quote. Free.
• verify_unlock
  Check public /api/proof ledger for confirmed unlocks (never invents volume).
• get_security_scan
  Published security scan for a skill (real findings or clean-with-honesty). Free.
• get_eval_score
  Public eval suite pass rate if suite exists. Free.
• install_skill_payload
  After purchase: sealed files + SKILL.md install paths. Requires tx_hash (routes through /api/pay).
• intent_search
  Natural-language goal → ranked skills/stacks (semantic TF-IDF). Free.
• list_recurring_plans
  List catalog live / update / bundle-renew / metered plans. One-time unlocks remain separate and perpetual. Free.
• check_access
  Resolve skill access: one_time_unlock (perpetual) > catalog_sub > bundle_renew > meter. Never confuses live access with sealed ownership.
• subscribe_plan
  Without tx_hash: 402 challenge for a plan. With tx_hash: start/renew. Cancel: action=cancel (one step). Never revokes one-time unlocks.
• a2a_discover
  A2A bridge: fetch the marketplace Agent Card (/.well-known/agent-card.json). Free. Use before a2a_message_send.
• a2a_message_send
  A2A bridge: send message/send to the LVL A2A agent. Supports multi-turn via task_id+context_id. Does not settle payment — use purchase_skill / x402 for money.
• a2a_tasks_get
  A2A bridge: tasks/get — poll stored multi-turn task by id.
• a2a_tasks_cancel
  A2A bridge: tasks/cancel — cancel an in-flight multi-turn task.
• a2a_bridge_info
  A2A↔MCP bridge topology for LVL: when to use A2A vs MCP vs x402. Free.
• meter_budget
  Get or set spend cap; or quote metered per-call x402 for a skill. Caps prevent runaway agent spend.
• esp_discover
  ESP protocol root (Evaluate → Settle → Prove). Free. Philosophy + endpoints + canary. Prefer before settling any skill.
• esp_cycle
  Full ESP cycle for a skill: free evaluate endpoints, atomic settle challenge, public prove stats (ledger-only quality). Free to call.
• esp_evaluate
  ESP Evaluate phase only — free outline/sample/canary links. Never requires payment. Settle only after this.
• sco_discover
  SCO protocol root (Sealed Consensus Oracles). Free. Philosophy, foundation oracles, agent sequence. Prefer before oracle settlement.
• sco_eval
  SCO free evaluation for an oracle: outline, free samples, ledger-only reputation. Never requires payment.
• sco_canary
  Parallel multi-provider canary: seal challengeable packs from independent oracle providers.
• sco_consensus
  Critic/consensus oracle: aggregate sealed pack cids into a higher-confidence sealed consensus pack.
• sco_challenge
  File or resolve an economic challenge against a sealed SCO pack. Reputation updates from ledger only.
• sco_reputation
  Ledger-derived oracle reputation only (accuracy, freshness, challenge_survival, selection_rate, economic_weight). Null when no evidence.
• list_judges
  Recursive evaluator market — judge/verifier/critic ESP skills. Quality from public proof ledger only. Free.
• post_intent
  Post a root problem/intent with success_criteria and optional bounty_usd (P1). Free to post. Settlement still x402; success only via /api/proof.
• get_ready
  Truthful readiness probe (/api/ready). ready:true only when payment+catalog rails work.
• get_proof
  Public on-chain unlock ledger (rows are self-funded test transactions, not customer purchases). Never invents volume. Optional skill_id filter.
• get_fleet
  Fleet map: skills, open-market, music, swarm, studio bridges. Free.
• get_sandbox
  Sandbox/execution patterns for purchased packs. Optional skill_id for per-skill resources + packaging maturity.
• get_networks
  Multi-chain + multi-asset + gas rails. Base live; other chains planned. Sponsored canary honesty.
• get_escrow_meta
  Open-market multi-party escrow (NOT skill payTo). LVLEscrow held-fund contract metadata.
• get_capability_info
  Short-lived capability token discovery (P1). Not an API key for purchase.
• get_pack_meta
  Public sealed pack metadata + sealed_pack_hash (no paywall contents).
• paid_api_call
  Metered x402 API call (nothing over $5). Without tx_hash: 402 quote. With tx_hash: records the paid call. Discovery tools stay free. New billable APIs must go through this tool.
• receipt_verify
  Verify a lvl-decision-receipt-v1 integrity hash. Returns match + recomputed hash. Free.
• receipt_mint
  Mint a DecisionReceipt for an agent-side decision (same schema as access/pay). Free.
• memory_remember
  Store a key/value in agent KV memory (namespace optional, TTL default 24h).
• memory_recall
  Recall a value from agent KV memory by key (+ optional namespace).
• memory_list
  List keys in a memory namespace (prefix list when KV supports it).
• memory_forget
  Delete a key from agent KV memory.
• long_running_start
  Start a long-running / background task (KV queue stub). Returns task_id for status/cancel.
• long_running_status
  Get status of a long-running task by task_id.
• long_running_cancel
  Cancel a long-running task by task_id.
• event_register
  Register interest in a topic (stub event bus). Returns event_id.
• event_list
  List active event registrations for a topic.
• event_trigger
  Trigger an event on a topic with optional payload (records + surfaces registrations).
• bankr_rails
  Bankr x402 Cloud rail for LVL skills (catalog/unlock/canary URLs + payTo). Does not unlock. Canonical settlement remains /api/pay. Free.
• bankr_quote
  Bankr unlock URL + LVL 402 challenge URL for a skill_id. Does not pay or unlock. Free.

Repository · Website · JSON · Text for agents · Registry updated 2026-08-09