{"id":"clm_A226EA9C6F2D","entity":"anthropic","predicate":"acquired","value":"Stainless","value_json":{"feed":"anthropic-news","item":"https://www.anthropic.com/news/anthropic-acquires-stainless","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-10-31","deal":{"kind":"acquisition","purpose":"product_integration","counterparty":"Stainless","counterparty_type":"software","acquirer_is_entity":true},"themes":["connectors","developer_platform"]},"check":{"on":"2026-10-31","url":"https://www.anthropic.com/news/anthropic-acquires-stainless","pages":1,"quote":"Today, Anthropic is acquiring Stainless, a leader in SDKs and MCP server tooling, to extend that reach even further.","outcome":"checked"},"evidence":"Anthropic has acquired Stainless, a builder of SDK and MCP server tooling, to strengthen Claude's ability to connect to external data and tools.","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-05-18","valid_to":null,"published":"2026-05-18","recorded":"2026-10-30","confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-30T22:13:06.022575+00:00","updated_at":"2026-10-31T03:52:09.939321+00:00","sources":[{"url":"https://www.anthropic.com/news/anthropic-acquires-stainless","tier":"primary","publisher":"Anthropic","published_at":"2026-05-18T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-10-31","quote":"Today, Anthropic is acquiring Stainless, a leader in SDKs and MCP server tooling, to extend that reach even further.","url":"https://www.anthropic.com/news/anthropic-acquires-stainless","excerpt":"Anthropic has acquired Stainless, a builder of SDK and MCP server tooling, to strengthen Claude's ability to connect to external data and tools."},"legend":{"dates":"valid_from: when the claim took effect (a period figure: the day its period closed). published: the earliest day a source on the record published it (a filing's filing date, a post's date; null when no source carries one). recorded: the day AsOf first held it. A figure can take effect weeks before it is published.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}