[BUG] Connection error, liteLLM gateway API + local http_proxy

Environment

• Platform (select one):
• [ ] Anthropic API
• [ ] AWS Bedrock
• [ ] Google Vertex AI
• [☑️] Other: liteLLM + AWS Bedrock
• Claude CLI version: 1.0.25
• Operating System: macOS 15.5
• Terminal: iTerm2

Bug Description

After configuring local http_proxy and https_proxy environment variables, I'm unable to use Claude Code. After unsetting these configurations, it works properly. This issue only occurs when using the liteLLM gateway. Direct calls to AWS Bedrock API work without problems.

Steps to Reproduce

1. set http_proxy / https_proxy
2. API Overrides liteLLM url

Expected Behavior

it works well

Actual Behavior

[ERROR] Error streaming, falling back to non-streaming mode: Connection error.

Additional Context

Bug Description
[ERROR] Error streaming, falling back to non-streaming mode: Connection error.

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 1.0.25
• Feedback ID:

Errors

[{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:892:11)\n    at execSync (node:child_process:964:15)\n    at wZ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:659:3921)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8863\n    at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at IX (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8009)\n    at NS (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:7090)\n    at T6 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:11202)","timestamp":"2025-06-17T17:02:12.739Z"},{"error":"RangeError [ERR_CHILD_PROCESS_STDIO_MAXBUFFER]: stdout maxBuffer length exceeded\n    at Socket.onChildStdout (node:child_process:482:14)\n    at Socket.emit (node:events:507:28)\n    at Socket.emit (node:domain:489:12)\n    at addChunk (node:internal/streams/readable:559:12)\n    at readableAddChunkPushByteMode (node:internal/streams/readable:510:3)\n    at Readable.push (node:internal/streams/readable:390:5)\n    at Pipe.onStreamRead (node:internal/stream_base_commons:189:23)","timestamp":"2025-06-17T17:02:14.639Z"},{"error":"Error: Connection error.\n    at Sw.makeRequest (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1315:4386)","timestamp":"2025-06-17T17:05:15.513Z"},{"error":"Error: Connection error.\n    at Sw.makeRequest (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1315:4386)\n    at runNextTicks (node:internal/process/task_queues:65:5)\n    at process.processTimers (node:internal/timers:540:9)\n    at async GE2.E11.showErrors (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:22049)\n    at async E11 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:12215)\n    at async GE2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:21895)\n    at async file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:17115\n    at async ft1 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:5163)\n    at async Xu (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1668:17085)\n    at async dO (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1884:16403)","timestamp":"2025-06-17T17:05:17.483Z"},{"error":"Error: Connection error.\n    at Sw.makeRequest (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:1315:4386)","timestamp":"2025-06-17T17:10:16.498Z"}]