Claude Code v2.1.100

Released Apr 10, 2026 (4 months ago).

"References this build" means the issue body mentions running 2.1.100 (from the bug-report template). It reflects report volume, not a proven defect count — an issue may mention a version without being caused by it. First-party data from the anthropics/claude-code tracker.

Top issues reported on v2.1.100

Ranked by community engagement (reactions and comments).

• CC v2.1.100+ inflates cache_creation by ~20K tokens vs v2.1.98 — same payload, server-side
  Open 💬 41 👍 219 #46917
• [Bug] Anthropic API Error: Stream idle timeout - partial response received
  Open 💬 15 👍 16 #47698
• [Model regression] Opus 4.5 → 4.6: Implicit constraint reasoning failure
  Resolved 💬 20 👍 7 #46366
• remote-control: 403 token expiry kills all active sessions instead of refreshing
  Resolved 💬 9 👍 6 #53563
• [Bug] Anthropic API Error: Usage Policy violation on non-policy-violating prompts
  Resolved 💬 6 👍 5 #46575
• [Feature Request] Restore buddy feature for Claude Code CLI
  Resolved 💬 3 👍 6 #46157
• [MODEL] Architectural degradation in Claude 4.6 causing: fabrication, bypass, lying, rule non-compliance, ignoring CLAUDE.md
  Resolved 💬 8 👍 4 #46765
• Onboarding flow ignores CLAUDE_CODE_OAUTH_TOKEN, blocks interactive CLI
  Resolved 💬 5 👍 5 #46259
• Bug Report - Extreme usage limit drain on Max Plan with Claude Code (one prompt consumes huge amounts)
  Resolved 💬 5 👍 4 #46332
• [BUG] VSCode extension cannot access workspace files ("No files found") – not related to #8451
  Resolved 💬 5 👍 4 #46278
• [BUG] When using Opus 4.7, auto-mode no longer works: "claude-opus-4-7 is temporarily unavailable, so auto mode cannot determine the safety of..."
  Resolved 💬 4 👍 4 #49266
• [Bug] Claude 4.6 Opus generating corrupted/garbled output with invalid tokens
  Resolved 💬 4 👍 4 #46202
• [Bug] Random gibberish output in terminal during execution
  Resolved 💬 7 👍 3 #46192
• [BUG] `claude -r` doesn't find sessions when ~/.claude/projects/ entries are symlinks
  Resolved 💬 9 👍 2 #46342
• [BUG] Credit balance being deducted despite "Extra Usage" disabled
  Resolved 💬 3 👍 3 #48233
• Claude Opus - Poor algorithm anticipation and performance in code generation
  Resolved 💬 12 #47546
• Brief mid-response token incoherence with self-recovery (Opus 4.6 1M, extended session)
  Resolved 💬 8 👍 1 #46141
• [BUG] Auto-generated session title comes out in Russian for a Ukrainian session
  Open 💬 1 👍 3 #82603
• [Bug] macOS accessibility permissions lost on every update due to version-specific binary path
  Resolved 💬 3 👍 2 #46859
• Orphaned Claude session survives 11h after worktree deletion, ignores SIGTERM
  Resolved 💬 3 👍 2 #46493
• [BUG] Memory leak: Claude Code RSS grows from 500MB to 4.6GB+ within minutes
  Resolved 💬 5 👍 1 #46931
• [Bug] Malformed text output after update to version 2.1.100
  Resolved 💬 5 👍 1 #46181
• [BUG] False "Update available!" prompt persists after updating on Windows (winget release lag)
  Resolved 💬 7 #46550
• Bug: claude -p gets 402 billing error when spawned by OpenClaw gateway but works from all other contexts
  Resolved 💬 4 👍 1 #46262
• REPL crash: terminal render overflow on large Edit output (860K chars)
  Resolved 💬 7 #46190
• [Bug] Claude Code not recognizing plan upgrade, continues using previous session limit
  Resolved 💬 3 👍 1 #47365
• You've hit your limit · resets 12pm (Europe/London)
  Resolved 💬 3 👍 1 #46568
• Text cursor (blinking caret) invisible in light mode — can't see typing position
  Resolved 💬 6 #46374
• Channels (Telegram) silently disabled by tengu_harbor feature flag — paying Max subscriber locked out
  Resolved 💬 3 👍 1 #46334
• [Bug] MCP Server Connection Failures with Linear Integration
  Resolved 💬 3 👍 1 #46254