Issues

• Output after abort or idle timeout leaves an idle-warning fiber running forever

  mattpocock/sandcastle#1038 · Filter by author ghostza1209 opened on Oct 9, 2026

• Remove the prompt interpolation feature

  ready-for-human
  mattpocock/sandcastle#1035 · Filter by author mattpocock opened on Oct 7, 2026
  5

• Feature Request: Add Apple Containers Support

  ready-for-human
  mattpocock/sandcastle#1017 · Filter by author bididi-badidi opened on Oct 7, 2026
  1

• Worktree sandboxes mount the host .git read-write, so hooks and config written in the container run on the host

  ready-for-human
  mattpocock/sandcastle#1010 · Filter by author Sqrcz opened on Sep 27, 2026
  2

• Giving claude permission for /home/agent

  ready-for-human
  mattpocock/sandcastle#998 · Filter by author kmdesp opened on Sep 11, 2026
  2

• Sandbox Security

  ready-for-human
  mattpocock/sandcastle#997 · Filter by author kmdesp opened on Sep 11, 2026
  1

• Windows: worktree-mode createSandbox fails when the host repo is itself a linked worktree (host .git pointer-file mount is never patched)

  mattpocock/sandcastle#996 · Filter by author slubby101 opened on Sep 11, 2026
  2

• Feature request: source secrets from a password manager (op://) instead of plaintext .sandcastle/.env

  ready-for-human
  mattpocock/sandcastle#976 · Filter by author patstahl opened on Sep 1, 2026
  1

• Structured output fails when Claude Code splits a tagged response across messages

  mattpocock/sandcastle#970 · Filter by author yohannesHL opened on Aug 30, 2026

• OpenCode agent provider fails with spawn E2BIG for prompts over Linux argv limit

  mattpocock/sandcastle#968 · Filter by author zero-two-rafaeltab opened on Aug 29, 2026
  1

• createSandbox().run() silently drops parsed terminal output in stdout mode

  mattpocock/sandcastle#966 · Filter by author zero-two-rafaeltab opened on Aug 29, 2026

• parallel-planner: merge phase gates on commits made *this run*, so a finished branch can never merge and its issue loops forever

  mattpocock/sandcastle#963 · Filter by author yagiz2000 opened on Aug 26, 2026

• Refactor AgentProvider logic to a more plugin-like architecture

  mattpocock/sandcastle#946 · Filter by author cachemoney opened on Aug 16, 2026

• createSandbox ignores nonzero exit codes from sandbox onSandboxReady hooks — failed setup is indistinguishable from success

  mattpocock/sandcastle#943 · Filter by author gkanitz opened on Aug 14, 2026

• 0.12.0: run().resume()/fork() leak promptArgs into the inline-prompt re-run — PromptError 'promptArgs is only supported with promptFile'

  mattpocock/sandcastle#942 · Filter by author ayoa77 opened on Aug 13, 2026

• noSandbox on Windows: POSIX shellEscape quotes pass through cmd.exe literally — --model, --resume, and other escaped args reach agent CLIs mangled

  mattpocock/sandcastle#940 · Filter by author ndedakaduki opened on Aug 12, 2026
  1

• github-issues envExample understates the token permissions needed to open PRs

  mattpocock/sandcastle#937 · Filter by author mattpocock opened on Aug 10, 2026

• vercel and daytona providers silently drop ExecOptions.stdin, so claudeCode gets an empty prompt

  mattpocock/sandcastle#936 · Filter by author icsapo opened on Aug 4, 2026

• Add an option to prefix each log-file line with a UTC timestamp

  mattpocock/sandcastle#935 · Filter by author tregusti opened on Jul 31, 2026

• Docker and Podman exec report signal-killed processes as success

  mattpocock/sandcastle#933 · Filter by author joedeleeuw opened on Jul 29, 2026

• Preserved worktrees are never reclaimed, and there is no option to opt out

  mattpocock/sandcastle#931 · Filter by author Yassirsbh opened on Jul 29, 2026

• [BUG] Codex approvalsReviewer="auto_review" places -a after exec, causing Codex CLI 0.145.0 to exit with code 2

  mattpocock/sandcastle#930 · Filter by author Jei-sKappa opened on Jul 24, 2026

• Extension for handling issues and tickets in Atlassian Jira.

  mattpocock/sandcastle#929 · Filter by author AndreasSteffensen opened on Jul 22, 2026

• claudeCode() always pipes the prompt on stdin, so a /slash-command prompt never expands

  mattpocock/sandcastle#928 · Filter by author denissajnar-qbit opened on Jul 21, 2026
  1

• Multiple Runs in Isolated Sandbox Fails with Uncommitted Changes

  mattpocock/sandcastle#926 · Filter by author sohcah opened on Jul 20, 2026