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The API layer issues on macOS

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

1,232 issues · 55 open · 1,177 resolved (96%) · first seen Mar 3, 2025

Is this getting better or worse?

This class of problem is holding steady. 144 new reports in the last 90 days vs 175 in the 90 before — -18%. The open backlog peaked at 276 in 2025-12 and sits at 55 today.

0 69 138 207 276 2025-032025-092026-032026-08
2025-03 — First reports2025-12 — Peak backlog (276 open)2026-01 — Most new reports (155)

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

512 of these reports name the Claude Code build they were running, spanning 141 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 34 days across 1,177 closures. Of the 1,177 closures with a recorded reason, 27% were closed as completed and 864 as not-planned or duplicate. The most recent completed fix landed in 2026-08.

Workarounds reported by the community

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

[BUG] Instantly hitting usage limits with Max subscription
…communication that is inflating token usage significantly. Temporary fix for those on npm: npm install -g @anthropic-ai/claude-code@2.0.61 Hope this helps the devs pinpoint the regression.
Found in the thread of #16157 · still open
API Error: 400 due to tool use concurrency issues. Run /rewind to recover the conversation. - [Bug] Anthropic API Error: Unexpected 400 Bad Request Response
…67 (my report) 8887 8893 8894 8895 8897 8903 EDIT (Oct 14): Workaround for tool use/tool result 400 errors: A research-backed solution was posted on Oct 10: Add the provided instructions to your global CLAUDE.md (~/.clau…
Found in the thread of #8763 · resolved
Anthropic API Overloaded Error with Repeated 529 Status Codes
try switching to Haiku with as a workaround.
Found in the thread of #3572 · resolved
[BUG] No response from API error when Advisor is triggered
…, and I can add two things that aren't in the thread yet: a workaround that's been holding up for me, and one setting that looks like it should help but doesn't. To be clear on the failure mode: the advisor works when it…
Found in the thread of #69238 · still open
You've hit your limit · While usage is still at 84%
…got "While our Support team is unable to manually reset or work around usage limits, you can learn about best practices [here]( If you’ve hit a message limit, you’ll need to wait until the reset time, or you can conside…
Found in the thread of #19673 · 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 1–100

Ranked by community engagement (reactions weighted over comments). Listing the top 300 of 1,232 matches; the statistics above cover all 1,232.

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