{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Release: anthropics/claude-code v2.1.163","description":"Anthropic release signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/2aa1681c-0e9c-487b-8579-1ff8872dfa1c","json_url":"https://onlylabs.fyi/signals/2aa1681c-0e9c-487b-8579-1ff8872dfa1c/signal.json","generated_at":"2026-06-09T02:21:14.794516+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/2aa1681c-0e9c-487b-8579-1ff8872dfa1c","signal_json":"https://onlylabs.fyi/signals/2aa1681c-0e9c-487b-8579-1ff8872dfa1c/signal.json","source":"https://github.com/anthropics/claude-code/releases/tag/v2.1.163","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 v2.1.163 (anthropics/claude-code). This release signal is evidence of what shipped, changed, or was packaged for users. High-signal details: Minor version release of coding tool · v2.1.163 Repository: anthropics/claude-code Tag: v2.1.163 Published: 2026-06-04T21:52:51Z Prerelease: no Release notes: What's changed - Added `requiredMinimumVersion`.... onlylabs links this event to 1 captured evidence page and 6 related release signals.","signal_desk":"releases","source_context":{"source_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.163","source_host":"github.com","occurred_at":"2026-06-04T21:52:51+00:00","first_seen_at":"2026-06-05T20:05:45.761408+00:00","date_source":"source","context":"anthropics/claude-code"},"context_markers":[{"label":"Lab","value":"Anthropic","source":"signal"},{"label":"Signal desk","value":"releases","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"anthropics/claude-code","source":"source"},{"label":"Release","value":"v2.1.163","source":"source"},{"label":"Notability","value":"Minor version release 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hard edge of lab execution and help connect data-business opportunities to concrete model, repo, and deployment changes.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/2aa1681c-0e9c-487b-8579-1ff8872dfa1c/signal.json","required":true},{"label":"source","url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.163","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/anthropic/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/anthropic/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/releases/signals.json","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and 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Added `requiredMinimumVersion` and `requiredMaximumVersion` managed settings — Claude Code refuses to start if its version is outside the allowed range and directs the user to an approved version - Added `/plugin list` command to list installed plugins, with `--enabled`/`--disabled` filters - Added a \"c to copy\" shortcut to `/btw` that copies the raw markdown answer to the clipboard, preserving formatting when pasted elsewhere - Hooks: Stop and SubagentStop hooks can now return `hookSpecificOutput.additionalContext` to give Claude feedback and keep the turn going without being labeled a hook error - Skills: added `\\$` escape syntax to include a literal `$` before a digit in command bodies - stdio MCP servers now receive the same `CLAUDE_CODE_SESSION_ID` as hooks/Bash on `--resume` - Fixed `claude -p` hanging forever after its final result when a backgrounded command never exits — background shells are now stopped ~5s after the result once stdin closes - Fixed `claude -p` failing with \"ANTHROPIC_API_KEY required\" on Bedrock/Vertex/Foundry when..."},"evidence_pages":[{"url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.163","final_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.163","title":"anthropics/claude-code v2.1.163","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-09T02:21:14.794516+00:00","bytes":24508,"raw_path":"0517ef1efd7e92927a1b21e710f4be465f1ae67ccc22da0b46cbf917441122eb.json","content_hash":"77f9c10686d81c66679ceed78b845e74c23957502d817cb24169cb20559fcec9","excerpt_chars":1200,"truncated":true,"excerpt":"v2.1.163 Repository: anthropics/claude-code Tag: v2.1.163 Published: 2026-06-04T21:52:51Z Prerelease: no Release notes: What's changed - Added `requiredMinimumVersion` and `requiredMaximumVersion` managed settings — Claude Code refuses to start if its version is outside the allowed range and directs the user to an approved version - Added `/plugin list` command to list installed plugins, with `--enabled`/`--disabled` filters - Added a \"c to copy\" shortcut to `/btw` that copies the raw markdown answer to the clipboard, preserving formatting when pasted elsewhere - Hooks: Stop and SubagentStop hooks can now return `hookSpecificOutput.additionalContext` to give Claude feedback and keep the turn going without being labeled a hook error - Skills: added `\\$` escape syntax to include a literal `$` before a digit in command bodies - stdio MCP servers now receive the same `CLAUDE_CODE_SESSION_ID` as hooks/Bash on `--resume` - Fixed `claude -p` hanging forever after its final result when a backgrounded command never exits — background shells are now stopped ~5s after the result once stdin closes - Fixed `claude -p` failing with \"ANTHROPIC_API_KEY required\" on Bedrock/Vertex/Foundry when..."}],"related_signals":[{"id":"9b5ed084-3cd7-4642-bebf-5dc4d03851fb","url":"https://onlylabs.fyi/signals/9b5ed084-3cd7-4642-bebf-5dc4d03851fb","source_url":"https://github.com/anthropics/claude-agent-sdk-python/releases/tag/v0.2.97","title":"anthropics/claude-agent-sdk-python v0.2.97","context":"anthropics/claude-agent-sdk-python","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:56:56+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"},{"id":"54837f6f-b100-4bd4-9b4d-2de5ea76a115","url":"https://onlylabs.fyi/signals/54837f6f-b100-4bd4-9b4d-2de5ea76a115","source_url":"https://github.com/anthropics/claude-code-action/releases/tag/v1.0.144","title":"anthropics/claude-code-action v1.0.144","context":"anthropics/claude-code-action","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:44:00+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"},{"id":"947fc337-d57f-408d-82ab-595473ead8db","url":"https://onlylabs.fyi/signals/947fc337-d57f-408d-82ab-595473ead8db","source_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.173","title":"anthropics/claude-code v2.1.173","context":"anthropics/claude-code","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:41:54+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"},{"id":"8fd1c3ad-b315-47b9-a002-9c37da9ef327","url":"https://onlylabs.fyi/signals/8fd1c3ad-b315-47b9-a002-9c37da9ef327","source_url":"https://github.com/anthropics/claude-agent-sdk-typescript/releases/tag/v0.3.173","title":"anthropics/claude-agent-sdk-typescript v0.3.173","context":"anthropics/claude-agent-sdk-typescript","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:41:52+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"},{"id":"d0bdec62-c9c1-43ee-87ea-b453c05f848d","url":"https://onlylabs.fyi/signals/d0bdec62-c9c1-43ee-87ea-b453c05f848d","source_url":"https://github.com/anthropics/buffa/releases/tag/v0.7.1","title":"anthropics/buffa v0.7.1","context":"anthropics/buffa","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:11:05+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"},{"id":"fdc5d835-ab65-4152-861f-d12f52b24107","url":"https://onlylabs.fyi/signals/fdc5d835-ab65-4152-861f-d12f52b24107","source_url":"https://github.com/anthropics/claude-agent-sdk-python/releases/tag/v0.2.96","title":"anthropics/claude-agent-sdk-python v0.2.96","context":"anthropics/claude-agent-sdk-python","kind":{"key":"release","label":"Release"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-10T21:15:12+00:00","first_seen_at":"2026-06-11T07:01:08.072455+00:00","date_source":"source"}]}