{"name":"tengu_walnut_tiller","slug":"tengu-walnut-tiller","family":"flag","title":"Feature flags","noun":"feature flag","description":"MCP tools that declare file inputs can now take local file paths, which Claude Code uploads and replaces with references","description_source":"entry","described_by":{"version":"2.1.296","anchor":"mcp-tools-can-upload-local-files-via-file-input-arguments-t"},"presence":{"first_seen":"2.1.296","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":11,"mined_builds":149,"first_cited":{"version":"2.1.296","released_at":"2026-10-09 16:58:10","spans":1}},"aliases":[],"entries":[{"version":"2.1.296","anchor":"mcp-tools-can-upload-local-files-via-file-input-arguments-t","heading":"MCP tools can receive files uploaded from your computer","line":"MCP tools that declare file inputs can now take local file paths, which Claude Code uploads and replaces with references","released_at":"2026-10-09 16:58:10","reason":"gate cited by this entry"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[{"version":"2.1.296","state":"unknown","account":null,"baseline":null,"code_default":false}],"related":[{"name":"tengu_walnut_gable","slug":"tengu-walnut-gable","description":"Publishing an artifact now strips all nested preview wrappers, not just the outermost one."},{"name":"tengu_walnut_prism","slug":"tengu-walnut-prism","description":"Default `false`. When on (or when `CLAUDE_CODE_OWNERSHIP_FRAME` is true), system prompt wording shifts to ownership framing in the prompt variants that carry these sections: the opening line becomes `You work alongside the user on software engineering tasks and own the outcome of what you take on.` (or an output-style variant with the same framing), the confirm-before-risky-actions sentence drops `approval in one context doesn't extend to the next`, and the `When a task has been agreed, the approval covers it end to end` paragraph is left out."},{"name":"tengu_walnut_sconce","slug":"tengu-walnut-sconce","description":"An alternate PR-review description exists but you'll always see the original one."},{"name":"tengu_walnut_spire","slug":"tengu-walnut-spire","description":"Plugin eval checks your credentials first and aborts instead of failing every case."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-walnut-tiller","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}