Issues

• [Bug]:In-turn context-window guard counts only message content, so it never trims a request that already exceeds the window

  bug
  HKUDS/DeepTutor#1961 · Filter by author KKandLL-Forever opened on Oct 14, 2026

• [Bug][Mastery Path] Answer-key exposure and incomplete delivery undermine source-backed practice

  HKUDS/DeepTutor#1955 · Filter by author yepyhun opened on Oct 13, 2026

• [Bug]: Gemini connection is offered for Text-to-Speech, but Gemini TTS models (e.g. gemini-3.8-flash-tts) cannot work — preview fails with 502

  HKUDS/DeepTutor#1951 · Filter by author NoxsMedia opened on Oct 13, 2026

• [Mastery Path] Teaching state gets ahead of delivery; feedback and partial answers do not reliably guide the next lesson

  HKUDS/DeepTutor#1949 · Filter by author yepyhun opened on Oct 12, 2026

• [Mastery Path] Reorder existing modules without rebuilding or losing learning state

  HKUDS/DeepTutor#1947 · Filter by author yepyhun opened on Oct 12, 2026

• [Bug] Schema-valid null arguments are rejected as missing before tool dispatch

  HKUDS/DeepTutor#1946 · Filter by author yepyhun opened on Oct 12, 2026

• [Bug][High impact] Cancelled/unsent messages silently fail edit-and-send and lack per-message recovery actions

  HKUDS/DeepTutor#1944 · Filter by author yepyhun opened on Oct 12, 2026

• [Bug][High impact][Mastery Path] Grouped practice falls back to unregistered prose while an older question remains active

  HKUDS/DeepTutor#1941 · Filter by author yepyhun opened on Oct 12, 2026

• PLEASE START HERE [Tracking] Mastery Path reliability: contributions, evidence and remaining teaching-workflow gaps

  HKUDS/DeepTutor#1940 · Filter by author yepyhun opened on Oct 12, 2026

• [Enhancement][Mastery Path] Durable adaptation to learner feedback about explanations and teaching pace

  HKUDS/DeepTutor#1933 · Filter by author yepyhun opened on Oct 12, 2026
  3

• [Mastery Path] Reviewed atomic multi-module outline revisions to reduce repeated model context

  HKUDS/DeepTutor#1929 · Filter by author yepyhun opened on Oct 11, 2026
  1

• RAG visual argument contract causes avoidable correction rounds (optional selectors, page/crop bounds)

  HKUDS/DeepTutor#1928 · Filter by author yepyhun opened on Oct 11, 2026
  1

• [Feature Request]: Per-user API-key model providers (bring your own key) in multi-user deployments

  HKUDS/DeepTutor#1927 · Filter by author pranaykotas opened on Oct 11, 2026

• [High impact][Mastery Path] Long tutoring sessions accumulate excessive repeated context before compaction helps

  HKUDS/DeepTutor#1926 · Filter by author yepyhun opened on Oct 11, 2026
  1

• [High-impact bug][Mastery Path] Lesson explanations collapse into working notes before a quiz

  HKUDS/DeepTutor#1925 · Filter by author yepyhun opened on Oct 11, 2026
  1

• [Bug]: Multimodal user message is stringified when a loop directive is appended — base64 image bytes ship as prompt text (4.0M tokens, provider 400, empty answer)

  HKUDS/DeepTutor#1923 · Filter by author Fancie-Personal opened on Oct 11, 2026
  1

• [Performance][Mastery Path] Repeated historical state inflates multi-step turns; reduce context cost without losing tutoring continuity

  HKUDS/DeepTutor#1920 · Filter by author yepyhun opened on Oct 11, 2026
  1

• Uploading an EPUB by dragging its unpacked folder (macOS, Safari & Chrome) is rejected with "unsupported extension '.zip'" — browsers auto-zip dragged folders

  HKUDS/DeepTutor#1918 · Filter by author unstoppablesssss opened on Oct 11, 2026

• Request: availability of TutorBench data and evaluation harness (arXiv 2604.26962)

  HKUDS/DeepTutor#1916 · Filter by author tangzzz-fan opened on Oct 11, 2026

• [Feature Request]: You.com as a keyless search provider (free tier, optional key)

  HKUDS/DeepTutor#1915 · Filter by author brainsparker opened on Oct 10, 2026

• [Enhancement]: Optimize the retry logic after Manim generation fails

  bug
  HKUDS/DeepTutor#1914 · Filter by author tanjoe opened on Oct 10, 2026
  1

• [Bug]: Transient Windows file locks can abort indexing journal safety checks

  HKUDS/DeepTutor#1912 · Filter by author yepyhun opened on Oct 10, 2026
  1

• [Bug]: History compaction counts repeated images before the request-only deduplication from #1714

  HKUDS/DeepTutor#1909 · Filter by author yepyhun opened on Oct 9, 2026
  1

• [Feature Request]: Support fully customizable review frequency strategies

  enhancement
  HKUDS/DeepTutor#1908 · Filter by author huo987 opened on Oct 9, 2026

• [Bug]: Usage statistics always shows "Unable to load usage statistics. Retry."

  bug
  HKUDS/DeepTutor#1907 · Filter by author huo987 opened on Oct 9, 2026