Codex CLI Falling back from WebSockets to HTTPS transport

What version of Codex CLI is running?

codex-cli 0.144.6

What subscription do you have?

ChatGPT Plus

Which model were you using?

gpt 5.6 sol xhigh

What platform is your computer?

WIndows 11 x86

What terminal emulator and version are you using (if applicable)?

Command Prompt on Windows 11

Codex doctor report

{
  "schemaVersion": 1,
  "generatedAt": "1784971786s since unix epoch",
  "overallStatus": "warning",
  "codexVersion": "0.144.6",
  "checks": {
    "app_server.status": {
      "id": "app_server.status",
      "category": "app-server",
      "status": "ok",
      "summary": "background server is not running",
      "details": {
        "control socket": "C:\\Users\\aruna\\.codex\\app-server-control\\app-server-control.sock",
        "daemon state dir": "C:\\Users\\aruna\\.codex\\app-server-daemon",
        "mode": "ephemeral",
        "pid file": "C:\\Users\\aruna\\.codex\\app-server-daemon\\app-server.pid (missing)",
        "settings": "C:\\Users\\aruna\\.codex\\app-server-daemon\\settings.json (missing)",
        "status": "not running",
        "update-loop pid file": "C:\\Users\\aruna\\.codex\\app-server-daemon\\app-server-updater.pid (missing)"
      },
      "remediation": null,
      "durationMs": 1
    },
    "auth.credentials": {
      "id": "auth.credentials",
      "category": "auth",
      "status": "ok",
      "summary": "auth is configured",
      "details": {
        "auth file": "C:\\Users\\aruna\\.codex\\auth.json",
        "auth storage mode": "File",
        "stored API key": "false",
        "stored ChatGPT tokens": "true",
        "stored agent identity": "false",
        "stored auth mode": "chatgpt"
      },
      "remediation": null,
      "durationMs": 0
    },
    "config.load": {
      "id": "config.load",
      "category": "config",
      "status": "ok",
      "summary": "config loaded",
      "details": {
        "CODEX_HOME": "C:\\Users\\aruna\\.codex",
        "config.toml": "C:\\Users\\aruna\\.codex\\config.toml",
        "config.toml parse": "ok",
        "cwd": "C:\\Users\\aruna",
        "enabled feature flags": "<redacted>",
        "feature flag overrides": "memories=true",
        "feature flags enabled": "36",
        "log dir": "C:\\Users\\aruna\\.codex\\log",
        "mcp servers": "0",
        "model": "gpt-5.6-sol",
        "model provider": "openai",
        "sqlite home": "C:\\Users\\aruna\\.codex"
      },
      "remediation": null,
      "durationMs": 1
    },
    "git.environment": {
      "id": "git.environment",
      "category": "git",
      "status": "ok",
      "summary": "git version 2.53.0.windows.1",
      "details": {
        "PATH git #1": "C:\\Program Files\\Git\\cmd\\git.exe",
        "PATH git entries": "1",
        "git build options": "git version 2.53.0.windows.1; cpu: x86_64; built from commit: a5512bdee37ed7142c233d21e2d347ffc4860ff3; sizeof-long: 4; sizeof-size_t: 8; shell-path: D:/git-sdk-64-build-installers/usr/bin/sh; rust: disabled; feature: fsmonitor--daemon; gettext: enabled; libcurl: 8.18.0; OpenSSL: OpenSSL 3.5.5 27 Jan 2026; zlib: 1.3.1; SHA-1: SHA1_DC; SHA-256: SHA256_BLK; default-ref-format: files; default-hash: sha1",
        "git exec path": "C:/Program Files/Git/mingw64/libexec/git-core",
        "git version": "git version 2.53.0.windows.1",
        "repo detected": "false",
        "selected git": "C:\\Program Files\\Git\\cmd\\git.exe"
      },
      "remediation": null,
      "durationMs": 300
    },
    "installation": {
      "id": "installation",
      "category": "install",
      "status": "ok",
      "summary": "installation looks consistent",
      "details": {
        "PATH codex #1": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\codex",
        "PATH codex #2": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\codex.cmd",
        "PATH codex entries": "2",
        "current executable": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\bin\\codex.exe",
        "install context": "npm (package C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc, bin C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\bin, resources C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\codex-resources, path C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\codex-path)",
        "managed by bun": "false",
        "managed by npm": "true",
        "managed by pnpm": "false",
        "managed package root": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex",
        "npm update target": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex"
      },
      "remediation": null,
      "durationMs": 1304
    },
    "mcp.config": {
      "id": "mcp.config",
      "category": "mcp",
      "status": "ok",
      "summary": "no MCP servers configured",
      "details": {},
      "remediation": null,
      "durationMs": 1
    },
    "network.env": {
      "id": "network.env",
      "category": "network",
      "status": "ok",
      "summary": "network-related environment looks readable",
      "details": {
        "proxy env vars": "none"
      },
      "remediation": null,
      "durationMs": 0
    },
    "network.provider_reachability": {
      "id": "network.provider_reachability",
      "category": "reachability",
      "status": "ok",
      "summary": "active provider endpoints are reachable over HTTP",
      "details": {
        "ChatGPT base URL": "https://chatgpt.com/backend-api/ reachable (HTTP 403)",
        "reachability mode": "ChatGPT auth"
      },
      "remediation": null,
      "durationMs": 862
    },
    "network.websocket_reachability": {
      "id": "network.websocket_reachability",
      "category": "websocket",
      "status": "warning",
      "summary": "Responses WebSocket failed; HTTPS fallback may still work",
      "details": {
        "DNS": "2 IPv4, 0 IPv6, first IPv4",
        "auth mode": "chatgpt",
        "connect timeout": "15000 ms",
        "endpoint": "wss://chatgpt.com/backend-api/<redacted>",
        "handshake transport error": "http 503 Service Unavailable: Some(\"{\\n  \\\"error\\\": {\\n    \\\"message\\\": \\\"Service Unavailable\\\",\\n    \\\"type\\\": null,\\n    \\\"code\\\": \\\"biscuit_baker_service_me_circuit_open\\\",\\n    \\\"param\\\": null\\n  },\\n  \\\"status\\\": 503\\n}\")",
        "model provider": "openai",
        "provider name": "OpenAI",
        "proxy env vars": "none",
        "supports websockets": "true",
        "wire API": "responses"
      },
      "remediation": "Check proxy, VPN, firewall, DNS, custom CA, and WebSocket policy support.",
      "durationMs": 1724
    },
    "runtime.provenance": {
      "id": "runtime.provenance",
      "category": "runtime",
      "status": "ok",
      "summary": "running npm on windows-x86_64",
      "details": {
        "commit": "unknown",
        "current executable": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\bin\\codex.exe",
        "install method": "npm (package C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc, bin C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\bin, resources C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\codex-resources, path C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\codex-path)",
        "platform": "windows-x86_64",
        "version": "0.144.6"
      },
      "remediation": null,
      "durationMs": 0
    },
    "runtime.search": {
      "id": "runtime.search",
      "category": "search",
      "status": "ok",
      "summary": "search is OK (bundled)",
      "details": {
        "search command": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex\\node_modules\\@openai\\codex-win32-x64\\vendor\\x86_64-pc-windows-msvc\\codex-path\\rg.exe",
        "search command readiness": "file exists",
        "search provider": "bundled"
      },
      "remediation": null,
      "durationMs": 0
    },
    "sandbox.helpers": {
      "id": "sandbox.helpers",
      "category": "sandbox",
      "status": "ok",
      "summary": "sandbox configuration is readable",
      "details": {
        "approval policy": "OnRequest",
        "codex-linux-sandbox helper": "none",
        "execve wrapper helper": "none",
        "filesystem sandbox": "restricted",
        "network sandbox": "restricted"
      },
      "remediation": null,
      "durationMs": 0
    },
    "state.paths": {
      "id": "state.paths",
      "category": "state",
      "status": "ok",
      "summary": "state paths and databases are inspectable",
      "details": {
        "CODEX_HOME": "C:\\Users\\aruna\\.codex (dir)",
        "active rollout files": "116 files, 439841705 total bytes, 3791738 average bytes",
        "archived rollout files": "0 files, 0 total bytes, 0 average bytes",
        "goals DB": "C:\\Users\\aruna\\.codex\\goals_1.sqlite (file)",
        "goals DB integrity": "ok",
        "log DB": "C:\\Users\\aruna\\.codex\\logs_2.sqlite (file)",
        "log DB integrity": "ok",
        "log dir": "C:\\Users\\aruna\\.codex\\log (dir)",
        "memories DB": "C:\\Users\\aruna\\.codex\\memories_1.sqlite (file)",
        "memories DB integrity": "ok",
        "sqlite home": "C:\\Users\\aruna\\.codex (dir)",
        "state DB": "C:\\Users\\aruna\\.codex\\state_5.sqlite (file)",
        "state DB integrity": "ok"
      },
      "remediation": null,
      "durationMs": 1096
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    "state.rollout_db_parity": {
      "id": "state.rollout_db_parity",
      "category": "threads",
      "status": "ok",
      "summary": "rollout files and state DB thread inventory agree",
      "details": {
        "default model provider": "openai",
        "rollout DB active files": "116",
        "rollout DB active rows": "116",
        "rollout DB archive mismatches": "0",
        "rollout DB archived files": "0",
        "rollout DB archived rows": "0",
        "rollout DB duplicate DB paths": "0",
        "rollout DB duplicate rollout thread ids": "0",
        "rollout DB malformed file names": "0",
        "rollout DB missing active rows": "0",
        "rollout DB missing archived rows": "0",
        "rollout DB model providers": "openai=110, ollama=6",
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        "rollout DB scan cap reached": "false",
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        "rollout DB stale rows": "0"
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      "category": "system",
      "status": "ok",
      "summary": "OS language en-US",
      "details": {
        "EDITOR": "not set",
        "VISUAL": "not set",
        "os": "Windows 10.0.26200 (Windows 11 CoreSingleLanguage) [64-bit]",
        "os language": "en-US",
        "os type": "Windows",
        "os version": "10.0.26200"
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      "remediation": null,
      "durationMs": 2
    },
    "terminal.env": {
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        "color output": "enabled",
        "console input code page": "437",
        "console output code page": "437",
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        "terminal": "Windows Terminal",
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        "terminal title items": "activity, project-name",
        "terminal title project source": "cwd",
        "terminal title project value": "aruna",
        "terminal title source": "default"
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    "updates.status": {
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      "status": "warning",
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      "details": {
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        "check for update on startup": "true",
        "last checked at": "2026-07-24T13:50:13.607934600Z",
        "latest version probe": "curl: (35) schannel: next InitializeSecurityContext failed: CRYPT_E_NO_REVOCATION_CHECK (0x80092012) - The revocation function was unable to check revocation for the certificate.",
        "npm update target": "C:\\Users\\aruna\\AppData\\Roaming\\npm\\node_modules\\@openai\\codex",
        "update action": "npm install -g @openai/codex",
        "version cache": "C:\\Users\\aruna\\.codex\\version.json"
      },
      "remediation": null,
      "durationMs": 1285
    }
  }
}

What issue are you seeing?

When I sent a message to Codex, it started working on it, but suddenly its Reconnection attempts were triggered then I got these errors.
⚠ Falling back from WebSockets to HTTPS transport. unexpected status 503 Service Unavailable: Service Unavailable, url:
wss://chatgpt.com/backend-api/codex/responses, cf-ray: a20a1b8f6da34850-BOM, auth error: 503, auth error code:
biscuit_baker_service_me_circuit_open

■ unexpected status 503 Service Unavailable: Service Unavailable, url: https://chatgpt.com/backend-api/codex/responses,
cf-ray: a20a1cd15fbb0028-BOM, auth error: 503, auth error code: biscuit_baker_service_me_circuit_open

What steps can reproduce the bug?

Uploaded thread: 019f7bb6-e134-7dd1-8a5b-5c9ef6f361a5

What is the expected behavior?

_No response_

Additional information

_No response_