{"name":"CLAUDE_CODE_WEBSEARCH_CITATIONS","slug":"claude-code-websearch-citations","family":"env","title":"Environment variables","noun":"environment variable","description":"With CLAUDE_CODE_WEBSEARCH_CITATIONS set, Claude is no longer told to end web search answers with a written \"Sources:\" list","description_source":"entry","described_by":{"version":"2.1.295","anchor":"websearch-tool-prompt-switches-on-claude-code-websearch-cita"},"presence":{"first_seen":"2.1.295","removed_in":null,"in_current_build":true,"newest_mined":"2.1.295","builds":1,"mined_builds":138,"first_cited":{"version":"2.1.295","released_at":"2026-10-08 18:22:58","spans":1}},"aliases":[],"entries":[{"version":"2.1.295","anchor":"websearch-tool-prompt-switches-on-claude-code-websearch-cita","heading":"Web search can stop asking Claude to write its own list of sources","line":"With CLAUDE_CODE_WEBSEARCH_CITATIONS set, Claude is no longer told to end web search answers with a written \"Sources:\" list","released_at":"2026-10-08 18:22:58","reason":"found in this entry's text"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"CLAUDE_CODE_WEBSEARCH_CCR_PROXY_FAST","slug":"claude-code-websearch-ccr-proxy-fast","description":"The web search tool has a built-in choice between a quick, cheap search and a slower, thorough one, but it stays off unless configured"},{"name":"CLAUDE_CODE_WEBSEARCH_USE_CCR_PROXY","slug":"claude-code-websearch-use-ccr-proxy","description":"The web search tool has a built-in choice between a quick, cheap search and a slower, thorough one, but it stays off unless configured"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/claude-code-websearch-citations","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}