{"name":"CLAUDE_CODE_DISABLE_REFUSAL_FALLBACK","slug":"claude-code-disable-refusal-fallback","family":"env","title":"Environment variables","noun":"environment variable","description":"When true, turns off the refusal fallback, which offers or switches to a fallback model after the model refuses a request. `CLAUDE_CODE_NO_MODEL_FALLBACK` turns it off the same way. One server-armed fallback path is checked separately and is not covered by this check.","description_source":"code","described_by":{"bundle":"2.1.286","author":"claude-opus-5-5"},"presence":{"first_seen":"2.1.161","removed_in":null,"in_current_build":true,"newest_mined":"2.1.309","builds":129,"mined_builds":150,"first_cited":null},"aliases":[],"entries":[],"entries_total":0,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"CLAUDE_CODE_DISABLE_REFUSAL_RETRY","slug":"claude-code-disable-refusal-retry","description":"When safeguards stop a response, Claude Code now retries once on the same model by default; set `CLAUDE_CODE_DISABLE_REFUSAL_RETRY` to turn this off"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/claude-code-disable-refusal-fallback","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}