.NET: Add a TODO AIContextProvider#5233
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westey-m merged 5 commits intomicrosoft:feature-harnessfrom Apr 14, 2026
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Pull request overview
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Copilot was unable to run its full agentic suite in this review.
Adds a TodoProvider AIContextProvider that exposes todo-management tools to agents and persists todo state in session state.
Changes:
- Introduces a session-persisted
TodoState(items + next id). - Adds
TodoProviderwith AI tools for adding/completing/removing/querying todos and default instructions. - Adds
TodoItem/TodoItemInputmodels with JSON serialization attributes.
Reviewed changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 5 comments.
| File | Description |
|---|---|
| dotnet/src/Microsoft.Agents.AI/Magentic/Todo/TodoState.cs | Adds session-persisted state model for todo items and ID allocation. |
| dotnet/src/Microsoft.Agents.AI/Magentic/Todo/TodoProvider.cs | Implements the AI context provider and tool functions for todo management. |
| dotnet/src/Microsoft.Agents.AI/Magentic/Todo/TodoItemInput.cs | Adds tool input model for creating todos (title/description). |
| dotnet/src/Microsoft.Agents.AI/Magentic/Todo/TodoItem.cs | Adds public todo item model returned from tools and APIs. |
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lokitoth
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* .NET: Add a TODO AIContextProvider (microsoft#5233) * Add a TODO AIContextProvider * Add unit tests * Address PR comments * Address PR comments * Fix test after removing one tool * .NET: Add a ModeProvider for managing agent modes (microsoft#5247) * Add a ModeProvider for managing agent modes * Fix typo * Fix typo * Fix typo * Address PR comments * .NET: Add sample to show how to build a harness (microsoft#5268) * Add sample to show how to build a harness * Improve sample * Sample max output tokens and model * Fix encoding * Fix model name in readme * Address PR comments * .NET: Add context window size compaction strategy for harness (microsoft#5304) * Add context window size compaction strategy for harness * Apply suggestions from code review Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Address PR comments --------- Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * .NET: Add a file memory provider (microsoft#5315) * Add a file memory provider * Address PR comments * Fix review comments. * Add additional unit tests * Addressing PR comments. * .NET: Harness: Improve prompts and add FileSystem store (microsoft#5365) * Harness: Improve prompts and add FileSystem store * Address PR comments * .NET: Harness: Improve path validation (microsoft#5404) * Harness: Improve path validation * Address PR comments * .NET: Add always approve helpers, improve sample and fix bug (microsoft#5451) * Add always approve helpers, improve sample and fix bug * Address PR comments * .NET: Make Todo, Mode and FileMemory providers more configurable (microsoft#5477) * Make Todo, Mode and FileMemory providers more configurable * Address PR comments. * .NET: Add subagents provider and sample (microsoft#5518) * Add subagents provider and sample * Addressing PR comments. * .NET: Harness filememory index plus instructions consistency (microsoft#5540) * Add FileMemoryProvider index and improve instruction consistency * Address PR comments. * Address PR comments * Address PR comments. * Apply suggestion from @rogerbarreto Co-authored-by: Roger Barreto <19890735+rogerbarreto@users.noreply.github.com> --------- Co-authored-by: Roger Barreto <19890735+rogerbarreto@users.noreply.github.com> * .NET: Refactor harness console to be more extensible and easy to understand with better UX (microsoft#5573) * Refactor harness console to be more extensible and easy to understand with better UX. * Fix formatting issues. * Allow multiple clarifications in one response * Address PR comments * .NET: Add FileAccessProvdider and concurrency fix for FileMemoryProvider (microsoft#5583) * Add FileAccessProvdider and concurrency fix for FileMemoryProvider * Address PR comments --------- Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> Co-authored-by: Roger Barreto <19890735+rogerbarreto@users.noreply.github.com>
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