{"name":"CLAUDE_CODE_ARTIFACT_TEXT_VARIANT","slug":"claude-code-artifact-text-variant","family":"env","title":"Environment variables","noun":"environment variable","description":"Behind `tengu_swirling_squid`, publishing an Artifact made from a published type notes that its capabilities come from that type","description_source":"entry","described_by":{"version":"2.1.281","anchor":"new-gate-tengu-swirling-squid-for-artifact-capabilities-inhe"},"presence":{"first_seen":"2.1.281","removed_in":null,"in_current_build":true,"newest_mined":"2.1.283","builds":3,"mined_builds":126,"first_cited":{"version":"2.1.281","released_at":"2026-09-23 17:01:17","spans":1}},"aliases":[],"entries":[{"version":"2.1.281","anchor":"new-gate-tengu-swirling-squid-for-artifact-capabilities-inhe","heading":"New gate tengu_swirling_squid for Artifact capabilities inherited from a type","line":"Behind `tengu_swirling_squid`, publishing an Artifact made from a published type notes that its capabilities come from that type","released_at":"2026-09-23 17:01:17","reason":"found in this entry's text"},{"version":"2.1.281","anchor":"artifacts-tool-prompt-text-variants-behind-tengu-cobalt-pli","heading":"Artifacts tool: prompt text variants behind tengu_cobalt_plinth_sloe","line":"The Artifacts tool's instructions to the model now come in three text variants, v0, v1 and v2, chosen once per session","released_at":"2026-09-23 17:01:17","reason":"found in this entry's text"},{"version":"2.1.281","anchor":"artifact-tool-text-variants-v0v1v2-selected-by-env-var-or","heading":"Artifact tool text variants v0\/v1\/v2 selected by env var or flag","line":"The Artifact tool's instructions now come in versions v0, v1 and v2, picked once per session by an env var, the session origin or a flag","released_at":"2026-09-23 17:01:17","reason":"found in this entry's text"}],"entries_total":3,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"CLAUDE_CODE_ARTIFACT","slug":"claude-code-artifact","description":"PR review artifact pages can show a pinned button that approves the pull request from your GitHub account."},{"name":"CLAUDE_CODE_ARTIFACT_ASSET_BASE_URL","slug":"claude-code-artifact-asset-base-url","description":"Three artifact environment variables are now recognised, with the API token stripped from spawned processes as a secret."},{"name":"CLAUDE_CODE_ARTIFACT_ASSETS","slug":"claude-code-artifact-assets","description":"Claude can now upload, list, read and delete images, video, PDFs and fonts attached to your published artifacts."},{"name":"CLAUDE_CODE_ARTIFACT_AUTO_OPEN","slug":"claude-code-artifact-auto-open","description":"Set to `0` to stop Claude Code from opening the browser automatically when a new [artifact](\/docs\/en\/artifacts#create-an-artifact) is published"},{"name":"CLAUDE_CODE_ARTIFACT_COMMENT_FAST_ACK","slug":"claude-code-artifact-comment-fast-ack","description":"Claude can post a quick 'on it' note in artifact comment threads before the real reply, off unless enabled."},{"name":"CLAUDE_CODE_ARTIFACT_COMMENT_FAST_ACK_FIXED","slug":"claude-code-artifact-comment-fast-ack-fixed","description":"A second fast-ack mode lets Claude pick a fixed numbered acknowledgment instead of writing one, off behind two gates"},{"name":"CLAUDE_CODE_ARTIFACT_COMMENT_RESPONDER","slug":"claude-code-artifact-comment-responder","description":"A read-only subagent that analyses one artifact comment thread exists but stays off."},{"name":"CLAUDE_CODE_ARTIFACT_COMMENTS","slug":"claude-code-artifact-comments","description":"Set to `0` to stop Claude reading and replying to [comments on an artifact](\/docs\/en\/artifacts#collect-comments-on-an-artifact). Has no effect when `CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC` has [turned artifacts off](\/docs\/en\/artifacts#availability). Requires Claude Code v2.1.221 or later"},{"name":"CLAUDE_CODE_ARTIFACT_COMMENTS_AUTOREACT","slug":"claude-code-artifact-comments-autoreact","description":"Set to `0` to stop Claude [replying on its own to comments sent to it](\/docs\/en\/artifacts#let-claude-reply-to-comments-on-its-own). Requires Claude Code v2.1.228 or later"},{"name":"CLAUDE_CODE_ARTIFACT_DB","slug":"claude-code-artifact-db","description":"Published artifacts can gain a document database Claude reads and writes, off unless you set the env var."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/claude-code-artifact-text-variant","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}