Codex Diff WatchEvidence-first Codex release intelligence for developers.https://sites-origin.invalidPin important threads and keep interrupted promptshttps://sites-origin.invalid/updates/2026-07-23-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-23-codex-release-diffApp clients gain persistent thread pinning, while interrupted MCP startup keeps user input and request handling becomes more efficient.Thu, 23 Jul 2026 13:40:06 GMTchange:Featurearea:Agentsarea:APIarea:MCPName sessions directly with `/new` and `/clear`https://sites-origin.invalid/updates/2026-07-22-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-22-codex-release-diffSlash commands can name new sessions, while Windows navigation, sandbox proxies, and managed-policy behavior become more robust.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:CLIarea:Agentsarea:SandboxMulti-agent v2, paginated history, and richer imports reach stable 0.145https://sites-origin.invalid/updates/2026-07-21-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-21-codex-stable-release-diffStable 0.145 graduates multi-agent v2, enables paginated thread history, and converts imported plugin commands into skills.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:APIarea:PluginsCompleted hook warnings stay visible in the terminalhttps://sites-origin.invalid/updates/2026-07-21-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-21-codex-release-diffHook feedback and approval rejection context become clearer, alongside native Windows exec-server sandboxing.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:CLIarea:MCParea:SandboxMulti-agent v2 prepares for stable with stronger side conversationshttps://sites-origin.invalid/updates/2026-07-20-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-20-codex-release-diffThis alpha comparison marks the multi-agent workflow stable in code while fixing side-conversation startup and expanding tool output.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:Reliabilityarea:Code ModeAudio input reaches the Responses APIhttps://sites-origin.invalid/updates/2026-07-18-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-18-codex-release-diffCodex adds audio-bearing input protocol support and forwards audio while keeping history model-compatible.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:APIarea:Agentsarea:CLIStable 0.144.6 refreshes GPT-5.6 prompts and context limitshttps://sites-origin.invalid/updates/2026-07-18-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-18-codex-stable-release-diffBundled Sol, Terra, and Luna metadata now uses refreshed instructions and a corrected 272,000-token context window.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:CLIarea:ReliabilityPaginated thread history becomes searchable by occurrencehttps://sites-origin.invalid/updates/2026-07-17-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-17-codex-release-diffHistory lookup gains bounded batching, reverse-search batching, and occurrence search for long-running threads.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:APIarea:ReliabilitySubagents keep their roles and history across reloadshttps://sites-origin.invalid/updates/2026-07-16-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-16-codex-release-diffSpawned agents retain paginated context and configured role and model behavior more consistently.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:AgentsStable 0.144.5 strengthens dangerous-command detectionhttps://sites-origin.invalid/updates/2026-07-16-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-16-codex-stable-release-diffThe patch catches more forced `rm` forms and gives clearer rejection reasons when a dangerous command is denied.Wed, 22 Jul 2026 23:49:47 GMTchange:Securityarea:Executionarea:SandboxSetup import adds Cursor migrationhttps://sites-origin.invalid/updates/2026-07-15-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-15-codex-release-diffCodex can import Cursor configuration while plugin commands, paginated history, and Bedrock login gain broader support.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:CLIarea:MCParea:AgentsExplicit multi-agent mode can trigger proactive delegationhttps://sites-origin.invalid/updates/2026-07-14-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-14-codex-release-diffMulti-agent identity and delegation improved while MCP startup and full-access safeguards became stricter.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:MCParea:SandboxStable 0.144.4 contains no announced user-facing changeshttps://sites-origin.invalid/updates/2026-07-14-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-14-codex-stable-release-diffOfficial notes classify 0.144.4 as a patch with no user-facing change.Wed, 22 Jul 2026 23:49:47 GMTchange:Internalarea:ReliabilitySpawned agents accept model overrideshttps://sites-origin.invalid/updates/2026-07-13-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-13-codex-release-diffMulti-agent launches gain explicit model selection while paginated history and plugin hooks mature.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:APIarea:ReliabilityStable 0.144 rolls back the newer auto-review prompthttps://sites-origin.invalid/updates/2026-07-13-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-13-codex-stable-release-diffThe 0.144 patch line restores the prior Guardian review policy and tool specification.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:Agentsarea:ReliabilitySafety-buffering prompts explain waiting more clearlyhttps://sites-origin.invalid/updates/2026-07-11-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-11-codex-release-diffThis focused release clarifies the text shown while Codex is waiting on safety buffering.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:CLIarea:SandboxCode Mode gets a fallback when its external host is unavailablehttps://sites-origin.invalid/updates/2026-07-10-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-10-codex-release-diffAn in-process V8 fallback, managed Bedrock login, and paginated thread-history storage make Codex more resilient and controllable.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:Code Modearea:Reliabilityarea:SandboxStable 0.144 makes Code Mode and authentication more dependablehttps://sites-origin.invalid/updates/2026-07-09-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-09-codex-stable-release-diffThe 0.144 line enables interactive MCP authentication and repairs standalone Code Mode installation and fallback paths.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Autharea:CLIImage generation becomes the default extensionhttps://sites-origin.invalid/updates/2026-07-09-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-09-codex-release-diffCodex defaults to its image-generation extension, pauses consistently for Code Mode approvals, and preserves proxies for Responses WebSockets.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Code Modearea:SandboxCode Mode switches to hosted execution by defaulthttps://sites-origin.invalid/updates/2026-07-08-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-08-codex-release-diffCode Mode changed its default host while authentication, proxy, terminal, and Windows sandbox behavior were tightened.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Code Modearea:Remote Environmentsarea:SandboxRemote plugins and system-aware networking reach stable 0.143https://sites-origin.invalid/updates/2026-07-08-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-08-codex-stable-release-diffStable 0.143 enables remote plugins by default, adds daemon pairing, and fixes Windows terminal input.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Pluginsarea:CLIarea:Remote EnvironmentsCode Mode ships in release packages with tighter runtime controlshttps://sites-origin.invalid/updates/2026-07-07-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-07-codex-release-diffCodex bundled the Code Mode host, added a V8 JIT-off option, routed API traffic through system proxies, and expanded app approval behavior.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Code Modearea:CLIarea:SandboxPlugin guidance reacts to environment readiness and MCP startup recovers betterhttps://sites-origin.invalid/updates/2026-07-06-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-06-codex-release-diffPlugin guidance became environment-aware, cancelled reviews no longer leave MCP startup busy, and fresh exec-policy warnings are surfaced.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Remote Environmentsarea:ReliabilityFeedback attachments and remote plugin version reporting are correctedhttps://sites-origin.invalid/updates/2026-07-05-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-05-codex-release-diffCodex fixed MIME types for path-backed feedback attachments and began exposing remote plugin versions.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:CLIarea:MCParea:APIMulti-agent mode guidance becomes configurablehttps://sites-origin.invalid/updates/2026-07-03-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-03-codex-release-diffCodex added a configurable hint string for multi-agent mode.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:AgentsWebSocket liveness, multi-agent messaging, and XML security tighten uphttps://sites-origin.invalid/updates/2026-07-02-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-02-codex-release-diffThe release bounded Rendezvous liveness, consolidated multi-agent sends, fixed Bedrock metadata, and addressed quick-xml advisories.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:Remote Environmentsarea:Reliabilityarea:AgentsRendezvous WebSockets get lower latency and safer tracinghttps://sites-origin.invalid/updates/2026-07-01-codex-release-diffhttps://sites-origin.invalid/updates/2026-07-01-codex-release-diffCodex disabled Nagle on Rendezvous WebSockets and stopped emitting full-text WebSocket traces.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:Remote Environmentsarea:ReliabilityStable 0.142.5 stops logging full WebSocket request payloadshttps://sites-origin.invalid/updates/2026-07-01-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-07-01-codex-stable-release-diffA privacy-focused patch removes a trace log that could contain complete Responses WebSocket requests.Wed, 22 Jul 2026 23:49:47 GMTchange:Securityarea:APIarea:ReliabilityRemote plugins switch on by default and Max reasoning becomes first-classhttps://sites-origin.invalid/updates/2026-06-29-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-29-codex-release-diffCodex enabled remote plugins by default, promoted Max to a first-class reasoning effort, and fixed a stale TUI buffering prompt.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Agentsarea:APIStable 0.142.4 contains no announced user-facing changeshttps://sites-origin.invalid/updates/2026-06-29-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-06-29-codex-stable-release-diffThe 0.142.4 patch is explicitly documented as having no user-facing change.Wed, 22 Jul 2026 23:49:47 GMTchange:Internalarea:ReliabilityPlugin marketplace source policy starts enforcing at runtimehttps://sites-origin.invalid/updates/2026-06-28-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-28-codex-release-diffCodex moved marketplace source-policy checks into runtime enforcement and increased an app-server time-read timeout.Wed, 22 Jul 2026 23:49:47 GMTchange:Securityarea:MCParea:Sandboxarea:APInpm plugin sources and user-level review skills broaden customizationhttps://sites-origin.invalid/updates/2026-06-27-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-27-codex-release-diffCodex added npm marketplace plugin sources, allowed user-level code-review skills, and exposed environment information through app-server.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Agentsarea:APIStable 0.142.3 is a maintenance-only releasehttps://sites-origin.invalid/updates/2026-06-26-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-06-26-codex-stable-release-diffOfficial release notes identify no user-facing changes between stable 0.142.2 and 0.142.3.Wed, 22 Jul 2026 23:49:47 GMTchange:Internalarea:ReliabilityThread history modes and managed session defaults arrivehttps://sites-origin.invalid/updates/2026-06-26-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-26-codex-release-diffCodex added per-thread history modes, managed new-thread model settings, and a standalone code-mode process host.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:APIarea:SandboxUltra reasoning, OAuth-enabled plugin MCP, and remote-control pairing arrivehttps://sites-origin.invalid/updates/2026-06-25-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-25-codex-release-diffCodex added Ultra reasoning effort, OAuth for executor-routed HTTP MCP servers, and a daemon pairing command for remote control.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:Agentsarea:MCParea:SandboxMCP tool search and safer PowerShell handling land in stable 0.142.2https://sites-origin.invalid/updates/2026-06-25-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-06-25-codex-stable-release-diffThe 0.142.2 patch improves MCP discovery, plugin presentation, and Windows command-safety checks.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:APIImage generation gains provider auth while app-server APIs keep evolvinghttps://sites-origin.invalid/updates/2026-06-24-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-24-codex-release-diffProvider-authenticated image generation landed alongside a thread-items API rename and stricter plugin marketplace admission rules.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Code Modearea:APIMCP tool search becomes the default as collaboration tools get a namespacehttps://sites-origin.invalid/updates/2026-06-23-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-23-codex-release-diffCodex switched MCP discovery to tool search by default, moved multi-agent v2 tools under collaboration, and fixed an Apps authentication hang.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:MCParea:Agentsarea:APISessions resume more reliably while proxy and permission controls expandhttps://sites-origin.invalid/updates/2026-06-22-codex-release-diffhttps://sites-origin.invalid/updates/2026-06-22-codex-release-diffCodex preserved session identity across resumes, exposed permission-profile availability, and added more system-proxy plumbing.Wed, 22 Jul 2026 23:49:47 GMTchange:Fixarea:Agentsarea:Sandboxarea:APIUsage credits, plugin discovery, and agent controls reach stable 0.142https://sites-origin.invalid/updates/2026-06-22-codex-stable-release-diffhttps://sites-origin.invalid/updates/2026-06-22-codex-stable-release-diffThe stable 0.142 line adds usage-credit redemption, clearer plugin discovery, and better error reporting from delegated work.Wed, 22 Jul 2026 23:49:47 GMTchange:Featurearea:CLIarea:Pluginsarea:Agents