{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Release: anthropics/claude-code v2.1.219","description":"Anthropic release signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e","json_url":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e/signal.json","generated_at":"2026-07-26T20:38:33.358Z","evidence_latest_fetched_at":"2026-07-25T07:01:55.107485+00:00","signal_first_seen_at":"2026-07-25T07:00:39.489687+00:00","org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/anthropic","dossier_json_url":"https://onlylabs.fyi/labs/anthropic/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e","signal_json":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e/signal.json","source":"https://github.com/anthropics/claude-code/releases/tag/v2.1.219","lab_dossier":"https://onlylabs.fyi/labs/anthropic","lab_dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis":"https://onlylabs.fyi/analysis/anthropic","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/releases","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json","topic_feed":"https://onlylabs.fyi/topics/releases/feed.xml","data_business":null},"answer_pack":{"answer":"Anthropic published anthropics/claude-code v2.1.219 (anthropics/claude-code). 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High-signal details: v2.1.219 Repository: anthropics/claude-code Tag: v2.1.219 Published: 2026-07-24T17:14:23Z Prerelease: no Release notes: What's changed - Added Claude Opus 5.... onlylabs links this event to 1 captured evidence page and 6 related release signals.","semantic_triples":[{"subject":"Anthropic","predicate":"released","object":"anthropics/claude-code v2.1.219","text":"Anthropic released anthropics/claude-code v2.1.219."},{"subject":"anthropics/claude-code v2.1.219","predicate":"is classified as","object":"release signal","text":"anthropics/claude-code v2.1.219 is classified as release signal."},{"subject":"anthropics/claude-code v2.1.219","predicate":"belongs to","object":"releases desk","text":"anthropics/claude-code v2.1.219 belongs to releases desk."},{"subject":"anthropics/claude-code v2.1.219","predicate":"has context","object":"anthropics/claude-code","text":"anthropics/claude-code v2.1.219 has context anthropics/claude-code."},{"subject":"anthropics/claude-code v2.1.219","predicate":"has evidence coverage","object":"1 captured evidence page","text":"anthropics/claude-code v2.1.219 has evidence coverage 1 captured evidence page."}]},"signal":{"id":"403049fe-0ddc-4503-b133-bc876eaac40e","url":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e","json_url":"https://onlylabs.fyi/signals/403049fe-0ddc-4503-b133-bc876eaac40e/signal.json","source_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.219","title":"anthropics/claude-code v2.1.219","summary":"Anthropic published release notes. onlylabs watches releases for what actually shipped.","context":"anthropics/claude-code","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-07-24T17:14:23+00:00","first_seen_at":"2026-07-25T07:00:39.489687+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/anthropics/claude-code/releases/tag/v2.1.219"]},"facets":{"repo":"anthropics/claude-code"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"is_primary":true,"source_match":true,"url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.219","final_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.219","title":"anthropics/claude-code v2.1.219","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-07-25T07:01:55.107485+00:00","bytes":25176,"raw_path":"228dddec5b6b8ab418579a204d9120b137a3798bd66996d4757f08b7d1899570.json","content_hash":"c3452f569ad4595a7e4bee06ee724b1da3358ace213abc2ad9da971d6929e6a5","excerpt_chars":1200,"truncated":true,"excerpt":"v2.1.219 Repository: anthropics/claude-code Tag: v2.1.219 Published: 2026-07-24T17:14:23Z Prerelease: no Release notes: What's changed - Added Claude Opus 5 (`claude-opus-5`), now the default Opus model — 1M context, fast mode at $10/$50 per Mtok - Added `sandbox.network.strictAllowlist` setting to deny non-allowlisted hosts for sandboxed commands without prompting - Added `DirectoryAdded` hook that fires after `/add-dir` or the SDK `register_repo_root` control request registers a new working directory mid-session - Added `mcp_server_errors` to the headless stream-json init event, listing `--mcp-config` entries skipped by config validation; 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