JetBrains IDEs: Codex preview, agent customization, and Inline Chat GA
JetBrains IDEs now offer Codex as a new agent provider in public preview, enhancing flexibility for developers. This update also expands agent customization with Hooks and MCP server management, and introduces custom model support for Business and Enterprise users. Inline Chat has reached general availability, alongside performance improvements and bug fixes, affecting developers using GitHub Copilot.
- →Codex available as an agent provider in public preview
- →Approval settings for Copilot CLI sessions
- →Inline Chat reaches general availability
- →Agent customization editor enhanced with Hooks and MCP server management
- →Custom model support for GitHub Copilot Business and Enterprise
Features (3) ›
- Codex available as an agent provider in public preview
Codex is now accessible as an agent provider in public preview within JetBrains IDEs, allowing users to select their preferred agent without leaving the IDE. Configuration involves installing the Codex CLI and enabling it in the GitHub Copilot settings.
- Approval settings for Copilot CLI sessions
New approval settings allow users to configure how tool calls and approvals are handled in Copilot CLI sessions, with options for default approvals, bypassing approvals, and an experimental 'Autopilot' mode.
- Inline Chat reaches general availability
Inline Chat functionality within JetBrains IDEs has been made generally available, following a period of preview and development.
Enhancements (3) ›
- Agent customization editor enhanced with Hooks and MCP server management
The Agent Customizations editor now supports Hooks management directly and provides enhanced MCP server management capabilities for Copilot CLI sessions. Users can browse or add MCP servers and manage their status and actions.
- Custom model support for GitHub Copilot Business and Enterprise
GitHub Copilot for JetBrains IDEs now supports custom models configured by administrators for GitHub Copilot Business and Enterprise subscriptions, making them automatically available to users.
- Permission modes and debug logs for Claude agent
Claude agent sessions now support permission mode selection to adjust approval behavior and are included in agent debug logs for easier review and debugging.
https://github.blog/changelog/2026-07-07-codex-as-agent-provider-and-agentic-enhancements-in-jetbrains-ides