{"domain":"machinelibrary.ai","count":1,"changes":[{"captured_at":"2026-09-12T09:44:05","card_hash":"305a16f1c25ec48053cc1ca9ad6c879e4677b52bb9c451a416d50f94cd6c4a27","previous_card_hash":null,"diff":{"skills_added":[{"id":"credit-top-up","name":"Prepaid credit purchase","description":"Sells fixed prepaid API credit packages ($5-$1000) settled with Stripe delegated payment tokens through ACP checkout sessions or MPP payment challenges.","tags":["commerce","payments"],"inputModes":null,"outputModes":null},{"id":"research","name":"Grounded research","description":"Answers a natural-language research question with a citation-backed synthesis over the Machine Library corpus (papers, books, patents, standards, Wikipedia, and social sources). Returns the answer plus the sources it drew on as artifacts. Requires an authenticated credential and is billed per turn; pass the prior task contextId to ask a follow-up in the same thread.","tags":["research","search","rag","citations"],"inputModes":["text/plain"],"outputModes":["text/markdown","application/json"]},{"id":"search-access","name":"Search access guidance","description":"Explains how to search Machine Library (MCP, REST, WebMCP), authenticate as an agent, and retrieve bounded source text with citations.","tags":["search","documentation"],"inputModes":null,"outputModes":null}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Machine Library"},{"field":"description","before":null,"after":"Research and commerce agent for the Machine Library knowledge platform by Space Frontiers Company: answers research questions grounded in multi-billion scholarly and public-interest documents with citations, explains MCP and REST access, and sells prepaid API credit packages settled through Stripe."},{"field":"version","before":null,"after":"0.1.0"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://machinelibrary.ai/a2a"},{"field":"documentationUrl","before":null,"after":"https://api.spacefrontiers.org/auth.md"},{"field":"preferredTransport","before":null,"after":"JSONRPC"}],"other_changed":true,"is_empty":false,"human_summary":"added 3 skills · name ∅ → Machine Library · description ∅ → Research and commerce agent for the Mach · version ∅ → 0.1.0 · protocolVersion ∅ → 0.3.0 · url ∅ → https://machinelibrary.ai/a2a · documentationUrl ∅ → https://api.spacefrontiers.org/auth.md · preferredTransport ∅ → JSONRPC"}}]}