{"id":"clm_7E4A4B2BF7DD","entity":"claude","predicate":"released","value":"Claude API skill","value_json":{"feed":"claude-platform-release-notes","item":"https://platform.claude.com/docs/en/release-notes/overview#2026-04-29","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-10-31","themes":["coding","developer_platform"],"release_kind":"developer_tool"},"check":{"on":"2026-10-31","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-04-29","pages":1,"quote":"April 29, 2026  We’ve released the Claude API skill , an open-source Agent Skill that gives Claude up-to-date reference material for building on the Messages API and Claude Managed Agents across 8 languages.","outcome":"checked"},"evidence":"We’ve released the Claude API skill , an open-source Agent Skill that gives Claude up-to-date reference material for building on the Messages API and Claude Managed Agents across 8 languages. The skill is bundled with Claude Code and available in the Anthropic skills repository .","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-04-29","valid_to":null,"published":"2026-04-29","recorded":"2026-10-31","confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-31T21:21:57.96352+00:00","updated_at":"2026-10-31T21:43:35.676422+00:00","sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview#2026-04-29","tier":"primary","publisher":"Anthropic","published_at":"2026-04-29T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-10-31","quote":"April 29, 2026  We’ve released the Claude API skill , an open-source Agent Skill that gives Claude up-to-date reference material for building on the Messages API and Claude Managed Agents across 8 languages.","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-04-29","excerpt":"We’ve released the Claude API skill , an open-source Agent Skill that gives Claude up-to-date reference material for building on the Messages API and Claude Managed Agents across 8 languages. The skill is bundled with Claude Code and available in the Anthropic skills repository ."},"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"}}}