{"version":"2.1.257","anchor":"deferredlazy-tool-schemas-new-discovery-hint-text","canonical_anchor":"deferredlazy-tool-schemas-new-discovery-hint-text","heading":"Deferred\/lazy tool schemas: new discovery hint text","tier":"notice","area":"Tools","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257\/e\/deferredlazy-tool-schemas-new-discovery-hint-text","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257","markdown":"### Deferred\/lazy tool schemas: new discovery hint text\n\nNew hint text explains that deferred tools have no schema yet and must be fetched before they can be called.\n\nNew hint text explains deferred\/lazy tool schemas: tools listed but not yet loaded have schemas that are NOT available, and calling them directly fails with `InputValidationError`. Their schemas must be requested via a discovery tool first, distinguishing them from tools that just became available and are ready to use immediately.\n\n- Area: Tools\n- Names: `InputValidationError`\n- Tier: You'll notice\n- Useful: 2\/5\n- Signal: 2\/5"}