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The API layer issues on Windows — page 3

Issues the maintainers labelled both platform:windows and area:api.

411 issues · 22 open · 389 resolved (95%) · first seen Mar 2, 2025

Is this getting better or worse?

This class of problem is converging. 42 new reports in the last 90 days vs 96 in the 90 before — -56%. The open backlog peaked at 90 in 2025-12 and sits at 22 today.

0 23 45 68 90 2025-032025-092026-042026-10
2025-03 — First reports2025-12 — Peak backlog (90 open)2026-07 — Most new reports (47)

Derived by counting each matching issue from its creation date until it closed. First-party computation over the anthropics/claude-code tracker — the trend is not published anywhere upstream.

Which builds report this

208 of these reports name the Claude Code build they were running, spanning 73 releases. Heaviest reporters:

Report volume, not a defect count: an issue can mention a build without that build having caused the failure. Versions come from the version string in the bug-report template, matched against real published tags.

Do these get fixed?

Median time to close is 37 days across 389 closures. Of the 389 closures with a recorded reason, 23% were closed as completed and 299 as not-planned or duplicate. The most recent completed fix landed in 2026-10.

Workarounds reported by the community

51 of these issues post a workaround someone says worked. The highest-engagement ones:

[Bug] VS Code extension: Tool use concurrency error after Jan 23-24 update
✅ WORKAROUND FOUND The fix: Install VS Code extension version 2.1.17 while keeping CLI at 2.1.19 Steps: 1. In VS Code, go to Extensions 2. Find "Claude Code for VS Code" 3. Click the dropdown arrow next to Uninstall → "I…
Found in the thread of #20571 · resolved
[Bug] Anthropic API Error: Tool Use Concurrency Limitation
I tried many workaround without success. In my case, it was a specific PDF file causing the issue. Once unreferenced, it works.
Found in the thread of #9002 · resolved
[BUG] API Error: Rate limit reached despite Claude Max subscription and only 16% usage
…nType: null and rateLimitTier: null. API credits were added as a workaround — they were consumed instantly (within seconds), leaving the account in debt. After fresh login subscription is recognized (subscriptionType: "m…
Found in the description of #29579 · still open
[BUG] Cowork Windows - Cannot connect to Claude API from workspace (Windows 11 Home)
…same issue on Windows 11 Pro. Tried all of the recommended work-arounds and get the same result
Found in the thread of #24918 · resolved
[BUG] API Error: Server is temporarily limiting requests (not your usage limit) · Rate limited
I have discovered a workaround - if you sign up for the GPT Codex Plan, you get a better coding agent and limits that are actually reflective of use. Solved my problem 100%.
Found in the thread of #53915 · still open

Excerpts are quoted from the linked issue so you can judge relevance before opening it. Threads that only ask for a workaround, or report that there is none, are excluded. These are community suggestions, not official guidance from Anthropic — read the full thread before applying one.

Matching issues 201–300

Ranked by community engagement (reactions weighted over comments). Listing the top 300 of 411 matches; the statistics above cover all 411.

Related aggregations

  1. The API layer issues on macOS

    1,250 issues

  2. The API layer issues on Linux

    359 issues

  3. The API layer issues on VS Code

    70 issues

  4. The desktop app issues on Windows

    2,230 issues

  5. Terminal UI issues on Windows

    1,760 issues

  6. Core CLI issues on Windows

    1,413 issues

  7. Model behaviour issues on Windows

    1,301 issues

  8. Cowork issues on Windows

    1,071 issues