{"version":"2.1.257","anchor":"compiled-seed-catalog-includes-opus-5-sonnet-5-placeholder","canonical_anchor":"compiled-seed-catalog-includes-opus-5-sonnet-5-placeholder","heading":"Compiled seed catalog includes Opus 5 \/ Sonnet 5 placeholders","tier":"internal","area":"Model Catalog","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257\/e\/compiled-seed-catalog-includes-opus-5-sonnet-5-placeholder","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257","markdown":"### Compiled seed catalog includes Opus 5 \/ Sonnet 5 placeholders\n\nThe compiled-in seed catalog used before the first fetch lists claude-opus-5, claude-sonnet-5 and claude-haiku-4-5.\n\nThe compiled-in seed document used before the first successful published-catalog fetch lists `claude-opus-5`, `claude-sonnet-5`, and `claude-haiku-4-5` as the model roster.\n\n- Area: Model Catalog\n- Names: `claude-opus-5`, `claude-sonnet-5`, `claude-haiku-4-5`\n- Tier: Under the hood\n- Useful: 3\/5\n- Signal: 4\/5\n- Present in the build but not switched on"}