### Preflight Checklist - [x] I have searched [existing issues](https://github.com/anthropics/claude-code/issues?q=is%3Aissue%20state%3Aopen%20label%3Abug) and this hasn't been reported yet - [x] This is a single bug report (please file separate reports for different bugs) - [x] I am using the latest version of Claude Code ### What's Wrong? VS Code consistently freezes during use. ### What Should Happen? VS Code consistently freezes during use. ### Error Messages/Logs ```shell 2026-07-05

[BUG]

Open 💬 0 comments Opened Jul 5, 2026 by evgeniykliys-sudo

Preflight Checklist

[x] I have searched existing issues and this hasn't been reported yet
[x] This is a single bug report (please file separate reports for different bugs)
[x] I am using the latest version of Claude Code

What's Wrong?

VS Code consistently freezes during use.

What Should Happen?

VS Code consistently freezes during use.

Error Messages/Logs

2026-07-05 07:59:27.119 [info] Received message from webview: {"type":"request","requestId":"8lx32brs4zb","request":{"type":"update_session_state","sessionId":"e3d05d50-95ad-43bb-80ac-4f08abfb4ff9","state":"idle","title":"Фриланс-стратег: с нуля до первых заказов"}}
2026-07-05 07:59:53.168 [info] Received message from webview: {"type":"request","requestId":"qi969hfr3t","request":{"type":"update_session_state","sessionId":"e3d05d50-95ad-43bb-80ac-4f08abfb4ff9","state":"running","title":"Фриланс-стратег: с нуля до первых заказов"}}
2026-07-05 07:59:53.174 [info] Received message from webview: {"type":"io_message","channelId":"j21vgfhrg7","message":{"type":"user","uuid":"0b96292a-eced-4cdf-b372-19e735c418ab","session_id":"","parent_tool_use_id":null,"message":{"role":"user","content":[{"type":"text","text":"C:\\Projects\\products\\calorie-bot"}]}},"done":false}
2026-07-05 07:59:53.187 [info] From claude: 2026-07-05T00:59:53.187Z [DEBUG] LSP Diagnostics: getLSPDiagnosticAttachments called
2026-07-05T00:59:53.187Z [DEBUG] LSP Diagnostics: Checking registry - 0 pending
2026-07-05T00:59:53.187Z [DEBUG] Hooks: Found 0 total hooks in registry

2026-07-05 07:59:53.187 [info] From claude: 2026-07-05T00:59:53.187Z [DEBUG] Hooks: checkForNewResponses returning 0 responses

2026-07-05 07:59:53.189 [info] From claude: 2026-07-05T00:59:53.190Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:53.190 [info] From claude: 2026-07-05T00:59:53.190Z [DEBUG] FileHistory: Making snapshot for message 0b96292a-eced-4cdf-b372-19e735c418ab

2026-07-05 07:59:53.191 [info] From claude: 2026-07-05T00:59:53.191Z [DEBUG] autocompact: tokens=[REDACTED] level=ok effectiveWindow=947000

2026-07-05 07:59:53.192 [info] Received message from webview: {"type":"request","channelId":"j21vgfhrg7","requestId":"39mdsar0w7i","request":{"type":"log_event","eventName":"time_to_response","eventData":{"ttrMs":26,"cold":false,"turnIdx":2}}}
2026-07-05 07:59:53.193 [info] From claude: 2026-07-05T00:59:53.193Z [DEBUG] Dynamic tool loading: found 4 discovered tools in message history

2026-07-05 07:59:53.193 [info] From claude: 2026-07-05T00:59:53.194Z [DEBUG] Dynamic tool loading: 4/18 deferred tools included

2026-07-05 07:59:53.199 [info] From claude: 2026-07-05T00:59:53.199Z [DEBUG] attribution header x-anthropic-billing-header: cc_version=2.1.201.332; cc_entrypoint=claude-vscode; cch=00000; cc_prev_req=req_011Cci1DgRXd2DQCU8YW9jst;

2026-07-05 07:59:53.199 [info] From claude: 2026-07-05T00:59:53.200Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:53.200 [info] From claude: 2026-07-05T00:59:53.200Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:53.201 [info] From claude: 2026-07-05T00:59:53.201Z [DEBUG] [API:request] Creating client, ANTHROPIC_CUSTOM_HEADERS present: false, has Authorization header: false
2026-07-05T00:59:53.201Z [DEBUG] [API:auth] OAuth token check starting

2026-07-05 07:59:53.202 [info] From claude: 2026-07-05T00:59:53.202Z [DEBUG] [API:auth] OAuth token check complete

2026-07-05 07:59:53.202 [info] From claude: 2026-07-05T00:59:53.203Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:53.204 [info] From claude: 2026-07-05T00:59:53.204Z [DEBUG] [API:timing] dispatching to firstParty model=claude-sonnet-5

2026-07-05 07:59:53.206 [info] From claude: 2026-07-05T00:59:53.206Z [DEBUG] [API REQUEST] /v1/messages x-client-request-id=225ad3a6-bf64-4d03-ac15-3c57c4bb2404 source=sdk

2026-07-05 07:59:53.210 [info] From claude: 2026-07-05T00:59:53.210Z [DEBUG] FileHistory: Added snapshot for 0b96292a-eced-4cdf-b372-19e735c418ab, tracking 31 files

2026-07-05 07:59:53.313 [info] From claude: 2026-07-05T00:59:53.313Z [ERROR] API error (attempt 1/11): undefined Connection error.

2026-07-05 07:59:53.882 [info] From claude: 2026-07-05T00:59:53.882Z [DEBUG] [API:request] Creating client, ANTHROPIC_CUSTOM_HEADERS present: false, has Authorization header: false
2026-07-05T00:59:53.882Z [DEBUG] [API:auth] OAuth token check starting

2026-07-05 07:59:53.882 [info] From claude: 2026-07-05T00:59:53.882Z [DEBUG] [API:auth] OAuth token check complete

2026-07-05 07:59:53.883 [info] From claude: 2026-07-05T00:59:53.883Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:53.884 [info] From claude: 2026-07-05T00:59:53.884Z [DEBUG] [API:timing] dispatching to firstParty model=claude-sonnet-5

2026-07-05 07:59:53.887 [info] From claude: 2026-07-05T00:59:53.887Z [DEBUG] [API REQUEST] /v1/messages x-client-request-id=ac250159-6010-49fd-a999-6cd84d14a541 source=sdk

2026-07-05 07:59:56.366 [info] From claude: 2026-07-05T00:59:56.366Z [DEBUG] Stream started - received first chunk
2026-07-05T00:59:56.366Z [DEBUG] [API:timing] first byte after 2483ms

2026-07-05 07:59:57.603 [info] From claude: 2026-07-05T00:59:57.603Z [INFO] [Stall] tool_dispatch_start tool=Glob toolUseId=toolu_012mYZURB71XoqBCUEx7RaYw permissionDecisionMs=2

2026-07-05 07:59:57.845 [info] From claude: 2026-07-05T00:59:57.845Z [INFO] [Stall] tool_dispatch_end tool=Glob toolUseId=toolu_012mYZURB71XoqBCUEx7RaYw outcome=ok durationMs=242

2026-07-05 07:59:57.852 [info] From claude: 2026-07-05T00:59:57.852Z [DEBUG] LSP Diagnostics: getLSPDiagnosticAttachments called
2026-07-05T00:59:57.852Z [DEBUG] LSP Diagnostics: Checking registry - 0 pending

2026-07-05 07:59:57.853 [info] From claude: 2026-07-05T00:59:57.853Z [DEBUG] Hooks: Found 0 total hooks in registry
2026-07-05T00:59:57.853Z [DEBUG] Hooks: checkForNewResponses returning 0 responses

2026-07-05 07:59:57.862 [info] From claude: 2026-07-05T00:59:57.862Z [DEBUG] autocompact: tokens=[REDACTED] level=ok effectiveWindow=947000

2026-07-05 07:59:57.864 [info] From claude: 2026-07-05T00:59:57.864Z [DEBUG] Dynamic tool loading: found 4 discovered tools in message history

2026-07-05 07:59:57.864 [info] From claude: 2026-07-05T00:59:57.865Z [DEBUG] Dynamic tool loading: 4/18 deferred tools included

2026-07-05 07:59:57.870 [info] From claude: 2026-07-05T00:59:57.870Z [DEBUG] attribution header x-anthropic-billing-header: cc_version=2.1.201.332; cc_entrypoint=claude-vscode; cch=00000; cc_prev_req=req_011Cci1GTwXS1L5zQaZnFy5q;

2026-07-05 07:59:57.870 [info] From claude: 2026-07-05T00:59:57.870Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:57.870 [info] From claude: 2026-07-05T00:59:57.870Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:57.872 [info] From claude: 2026-07-05T00:59:57.872Z [DEBUG] [API:request] Creating client, ANTHROPIC_CUSTOM_HEADERS present: false, has Authorization header: false
2026-07-05T00:59:57.872Z [DEBUG] [API:auth] OAuth token check starting

2026-07-05 07:59:57.872 [info] From claude: 2026-07-05T00:59:57.873Z [DEBUG] [API:auth] OAuth token check complete

2026-07-05 07:59:57.873 [info] From claude: 2026-07-05T00:59:57.873Z [DEBUG] Fast mode unavailable: Fast mode requires usage credits · /usage-credits to turn them on

2026-07-05 07:59:57.874 [info] From claude: 2026-07-05T00:59:57.874Z [DEBUG] [API:timing] dispatching to firstParty model=claude-sonnet-5

2026-07-05 07:59:57.877 [info] From claude: 2026-07-05T00:59:57.877Z [DEBUG] [API REQUEST] /v1/messages x-client-request-id=c8ffb340-19cb-48fd-af92-d0b9722d5dac source=sdk

2026-07-05 08:00:27.891 [info] From claude: 2026-07-05T01:00:27.891Z [WARN] Slow first byte: no stream chunk 30.0s after request sent (attempt 1)

2026-07-05 08:00:28.071 [info] From claude: 2026-07-05T01:00:28.071Z [DEBUG] Zip extraction completed: 393 files, 4749KB uncompressed

2026-07-05 08:00:28.300 [info] From claude: 2026-07-05T01:00:28.300Z [DEBUG] Plugin autoupdate: checking installed plugins

2026-07-05 08:00:38.316 [info] From claude: 2026-07-05T01:00:38.315Z [ERROR] 1P event logging: 3 events failed to export (code=ECONNRESET, socket hang up)

2026-07-05 08:00:38.316 [info] From claude: 2026-07-05T01:00:38.316Z [ERROR] [3P telemetry] OTEL diag error: {"message":"Failed to export 3 events (code=ECONNRESET, socket hang up)","originalLine":"492","originalColumn":"1756","line":"492","column":"1756","sourceURL":"B:/~BUN/root/src/entrypoints/cli.js","stack":"Error: Failed to export 3 events (code=ECONNRESET, socket hang up)\n    at doExport (B:/~BUN/root/src/entrypoints/cli.js:492:1756)\n    at processTicksAndRejections (native:7:39)","name":"Error"}

Steps to Reproduce

Every chat freezes.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

vs code

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Other

Additional Information

View original on GitHub ↗