skill-market
x402 skill catalog on lvlltd.com — search, quote, pay with Base USDC, unlock sealed packs.
- 1.5.0
- Version
- remote
- Transport
- 59
- Tools
Security review
Review passedReviewed Jan 1, 2000.
- tools: 59 tools scanned
- metadata: scanned
No findings.
Tools (59)
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.