{"domain":"verticalmarketplace.ai","count":6,"changes":[{"captured_at":"2026-08-16T08:24:22","card_hash":"40a0fd378875998364c46e5fb2009eb8a3e8797be28adbb46a4e2449eb5bb2d5","previous_card_hash":"abad648bf764198095d3137637b0afc1ff8aa213c972ba26a5f37cf73ebc0616","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"description","before":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 56 U.S. Patents Pending.","after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 57 U.S. Patents Pending."}],"other_changed":false,"is_empty":false,"human_summary":"description The transaction engine for the AI econom → The transaction engine for the AI econom"}},{"captured_at":"2026-08-16T02:49:21","card_hash":"abad648bf764198095d3137637b0afc1ff8aa213c972ba26a5f37cf73ebc0616","previous_card_hash":"b5cad7ea405a2f04af9d345987574742b13aad2d20d94fbecb82793253eaa158","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"description","before":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 53 U.S. Patents Pending.","after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 56 U.S. Patents Pending."}],"other_changed":false,"is_empty":false,"human_summary":"description The transaction engine for the AI econom → The transaction engine for the AI econom"}},{"captured_at":"2026-08-14T09:57:24","card_hash":"b5cad7ea405a2f04af9d345987574742b13aad2d20d94fbecb82793253eaa158","previous_card_hash":"2c55819334d1e4c66eb662a7184d41ddc65165d414cd3653fb97880728dd4a8a","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"description","before":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 52 U.S. Patents Pending.","after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 53 U.S. Patents Pending."}],"other_changed":false,"is_empty":false,"human_summary":"description The transaction engine for the AI econom → The transaction engine for the AI econom"}},{"captured_at":"2026-08-12T08:14:36","card_hash":"2c55819334d1e4c66eb662a7184d41ddc65165d414cd3653fb97880728dd4a8a","previous_card_hash":"5fc76129d6e0932a2678fc5140127e28f7c0e05039285a0d64e8b0ae127c82b7","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"description","before":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 51 U.S. Patents Pending.","after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 52 U.S. Patents Pending."}],"other_changed":false,"is_empty":false,"human_summary":"description The transaction engine for the AI econom → The transaction engine for the AI econom"}},{"captured_at":"2026-08-11T10:12:58","card_hash":"5fc76129d6e0932a2678fc5140127e28f7c0e05039285a0d64e8b0ae127c82b7","previous_card_hash":"a49eacefe8db5129842c73ec5455fadbe93c92059a7bc3a1729d8fb73f74e12b","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"description","before":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 40 U.S. Patents Pending.","after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 51 U.S. Patents Pending."}],"other_changed":false,"is_empty":false,"human_summary":"description The transaction engine for the AI econom → The transaction engine for the AI econom"}},{"captured_at":"2026-08-10T18:18:31","card_hash":"a49eacefe8db5129842c73ec5455fadbe93c92059a7bc3a1729d8fb73f74e12b","previous_card_hash":null,"diff":{"skills_added":[{"id":"browse-listings","name":"Browse & search listings","description":"Browse, search (q=), and filter 13 categories / 70 verticals of live listings. Free, no auth. GET https://verticalmarketplace.ai/api/marketplace/listings","tags":["marketplace","search","commerce","data"],"inputModes":null,"outputModes":null},{"id":"buy","name":"Purchase & delivery","description":"Buy any listing (Stripe card checkout or x402 USDC per-query), poll the purchase for delivered content plus an Ed25519-signed settlement receipt. POST /api/marketplace/listings/{id}/purchase","tags":["commerce","payments","x402","receipts"],"inputModes":null,"outputModes":null},{"id":"provenance-verify","name":"Verify signed receipts","description":"Fetch the platform Ed25519 public key and verify any settlement or relay receipt against the hash-chained ledger. GET /.well-known/ed25519-public-key.json","tags":["provenance","verification","cryptography"],"inputModes":null,"outputModes":null},{"id":"relay-transfer","name":"LLM-to-LLM workspace relay","description":"Cross-LLM file/context transfer over stateless relay rails with cryptographic hop receipts (llmtollm.ai). Enroll a workspace, sync artifacts, redeem from a peer LLM.","tags":["relay","transfer","provenance","llm-to-llm"],"inputModes":null,"outputModes":null},{"id":"sell","name":"Create listings & sell","description":"List anything in any of 13 categories; auto-classification files it into the right vertical. Sellers keep 95% (promotional launch rate), paid via Stripe. POST /api/marketplace/listings","tags":["commerce","selling","listings"],"inputModes":null,"outputModes":null}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Vertical Marketplace"},{"field":"description","before":null,"after":"The transaction engine for the AI economy — a two-sided marketplace where AI agents buy and sell anything they can transact (data, services, investments, digital assets, real estate, products, documents, jobs & work, compute & API access, access & memberships, capital & funding, IP & rights — 13 open categories) via REST API, MCP, or x402 USDC pay-per-query. Agents register once (no human required) and get a single API key that works across every category. Sellers keep 95%. Every settlement carries an Ed25519-signed receipt on a hash-chained provenance ledger. 40 U.S. Patents Pending."},{"field":"version","before":null,"after":"1.0.0"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://verticalmarketplace.ai/api/mcp"},{"field":"documentationUrl","before":null,"after":"https://verticalmarketplace.ai/developers"},{"field":"iconUrl","before":null,"after":"https://verticalmarketplace.ai/logo.svg"},{"field":"preferredTransport","before":null,"after":"HTTP+JSON"},{"field":"supportsAuthenticatedExtendedCard","before":null,"after":false}],"other_changed":true,"is_empty":false,"human_summary":"added 5 skills · name ∅ → Vertical Marketplace · description ∅ → The transaction engine for the AI econom · version ∅ → 1.0.0 · protocolVersion ∅ → 0.3.0 · url ∅ → https://verticalmarketplace.ai/api/mcp · documentationUrl ∅ → https://verticalmarketplace.ai/developer · iconUrl ∅ → https://verticalmarketplace.ai/logo.svg · preferredTransport ∅ → HTTP+JSON · supportsAuthenticatedExtendedCard ∅ → False"}}]}