{"version":"2.1.223","anchor":"model-alias-reverse-lookup-only-applies-to-recognized-models","canonical_anchor":"model-alias-reverse-lookup-only-applies-to-recognized-models","heading":"Model alias reverse-lookup only applies to recognized models","tier":"notice","area":"Models","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.223\/e\/model-alias-reverse-lookup-only-applies-to-recognized-models","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.223","markdown":"### Model alias reverse-lookup only applies to recognized models\n\nModel name overrides no longer swap in an alias pointing at a model the client doesn't know.\n\n**What**\n\nMapping a model string back through `modelOverrides` no longer substitutes an override key that points at a model the client does not know.\n\n**Details**\n\n- A candidate key is returned only if it maps to a model the client recognizes.\n- \"No match\" is now represented by undefined rather than by returning the input unchanged.\n- Previously any override key whose value matched was substituted verbatim.\n- The application-inference-profile fallback path is unchanged.\n\n**Evidence**\n\n`application-inference-profile`\n\n- Area: Models\n- Names: `modelOverrides`\n- Tier: You'll notice\n- Useful: 3\/5\n- Signal: 0\/5"}