{"name":"--client-data-url","slug":"client-data-url","family":"cli","title":"CLI flags","noun":"CLI flag","description":"`--client-data-url` or `CLAUDE_CODE_CLIENT_DATA_URL` loads a signed per-model configuration from Anthropic, and Claude Code will not start if it fails","description_source":"entry","described_by":{"version":"2.1.283","anchor":"new-client-data-url-flag-claude-code-client-data-url-loa"},"presence":{"first_seen":"2.1.283","removed_in":null,"in_current_build":true,"newest_mined":"2.1.283","builds":1,"mined_builds":126,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.283","anchor":"new-client-data-url-flag-claude-code-client-data-url-loa","heading":"New --client-data-url flag loads a signed configuration for your model","line":"`--client-data-url` or `CLAUDE_CODE_CLIENT_DATA_URL` loads a signed per-model configuration from Anthropic, and Claude Code will not start if it fails","released_at":"2026-09-25 18:46:11","reason":"found in this entry's text, named in this entry"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"--client-id","slug":"client-id","description":null},{"name":"--client-label","slug":"client-label","description":"The runner command accepts --client-label <name>, listed in its help output."},{"name":"--client-secret","slug":"client-secret","description":null}],"url":"https:\/\/changelogs.core-directive.com\/reference\/cli\/client-data-url","family_url":"https:\/\/changelogs.core-directive.com\/reference\/cli.json"}