{"version":"2.1.251","anchor":"short-model-names-no-longer-resolve-to-disallowed-models","canonical_anchor":"short-model-names-no-longer-resolve-to-disallowed-models","heading":"Short model names no longer resolve to disallowed models","tier":"notice","area":"Models","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.251\/e\/short-model-names-no-longer-resolve-to-disallowed-models","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.251","markdown":"### Short model names no longer resolve to disallowed models\n\nShort names like opus or sonnet can no longer resolve to a disallowed model.\n\n**What**\n\nMatching a short name such as opus, sonnet, haiku or fable to a full model now refuses candidates that fail an allowed-base-model check, narrowing what these aliases can pick.\n\n**Details**\n\n- The check runs first, before any name comparison, and is not configurable.\n\n**Evidence**\n\n`if (Bm(r) && !Mw(r)) return !1;`\n\n- Area: Models\n- Tier: You'll notice\n- Useful: 3\/5\n- Signal: 3\/5"}