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Install TheiaIDE

A modern and open IDE for cloud and desktop.

Install with winget
winget install --id EclipseFoundation.TheiaIDE
Upgrade
winget upgrade --id EclipseFoundation.TheiaIDE
Uninstall
winget uninstall --id EclipseFoundation.TheiaIDE

About TheiaIDE

The Eclipse IDE is a modern and open IDE for cloud and desktop. The Theia IDE is based on the Theia platform. The Theia IDE is available as a downloadable desktop application. You can also try the latest version of the Theia IDE online. The online test version is limited to 30 minutes per session and hosted via Theia.cloud. Finally, we provide an experimental Docker image for hosting the Theia IDE online. The Eclipse Theia IDE also serves as a template for building desktop-based products based on the Eclipse Theia...

What's new in 1.72.300

- [ai] continued ai white label #17447 - [ai] merged consecutive assistant messages to comply with strict role alternation #17425 - [ai-anthropic] removed old anthropic models and updated gemining flash #17524 - [ai-chat] drove token usage indicator from the active model's context window #17443 - [ai-chat] fixed synthesize result for unfinished tool calls on restore #17496 - [ai-chat] improved chat session card UI and provider error presentation in chat UI #17502 - [ai-chat] made tool confirmation default a dedicated preference #17452 - [ai-chat-ui] fixed chat capability selections resetting on refresh #17480 - [ai-chat-ui] fixed chat header reflow during "generating" animation #17492 - [ai-chat-ui] removed auto-generated groups from generic capabilities functions #17470 - [ai-chat-ui] showed description and arguments in tool confirmation #17439 - [ai-code-completion] fix(ai-code-completion): disable reasoning for inline completion #17521 - [ai-code-completion] fixed unit tests #17527 - [ai-core, ai-mcp] cleaned up tool registrations when MCP down #17407 - [ai-ide] allowed read tools to access user-allowlisted external paths #17419 - [ai-ide] improved pr-reviewer workflow #17532 - [ai-ide] improved user-interaction tool #17530 - [ai-ide] introduced new "fast" model alias for simpler agents #17535 - [ai-openai] fixed openAI responses API token usage aggregation #17481 - [ai-terminal] implemented terminal command AI variable #17312 - [application-manager] fixed issue with calling yargs as factory in esbuild ESM template #17493 - Contributed on behalf of STMicroelectronics - [...

Read release notes

Version history

Version Updated Notes
1.72.300 Unknown - [ai] continued ai white label #17447 - [ai] merged consecutive assistant messages to comply with strict role alternation #17425 - [ai-anthropic] removed old anthropic models and updated gemining flash #17524 - [ai-chat...
1.71.101 Unknown - [ai] replaced the per-model thinking-mode toggle with a provider-agnostic reasoning selector and ReasoningSettings abstraction; the chosen level can be persisted per agent via the chat capabilities save action #17363 -...
1.70.200 Unknown - [ai] added proxy support to AI providers #17085 - [ai-chat] fixed forward change events for restored chat request models #17171 - [ai-chat] fixed undo/redo history preservation when applying AI suggestions #17044 - [ai...
1.69.0 Unknown - [ai] declared agent-specific variable in claudeCode agent and improved agent specific variable status UX #16967 - [ai-anthropic] added support for custom anthropic models #16673 - [ai-anthropic] updated max tokens for...
1.68.201 Unknown - [ai-chat] added mode selection for coder and architect agents #16860 - [ai-chat] fix: do not break chat when interrupting tool calls #16806 - [ai-chat] fixed refresh bug after manual task context change #16816 - [ai-ch...
1.68.200 Unknown - [ai-chat] added mode selection for coder and architect agents #16860 - [ai-chat] fix: do not break chat when interrupting tool calls #16806 - [ai-chat] fixed refresh bug after manual task context change #16816 - [ai-ch...
1.67.100 Unknown - [ai-anthropic] added opus 4.5 to default models #16656 - [ai-anthropic, ai-core, ai-google, ai-openai] updated default models #16636 - [ai-chat] clarified role of Orchestrator agent in Theia AI chat interactions #16663...
1.66.200 Unknown - [ai-anthropic] allowed configuring proxy settings #16453 - [ai-anthropic] fixed Anthropic request errors when using parallel tool calls #16359 - [ai-chat] enhanced localization of the ai-chat package #16409 - [ai-chat]...
1.65.100 Unknown Release notes
1.64.100 Unknown Release notes
1.63.300 Unknown Release notes
1.63.200 Unknown - [ai-anthropic] implemented prompt caching for Anthropic #15731 - [ai-anthropic] removed tool results from subsequential requests #15702 - [ai-anthropic] reverted "fix: remove tool results from subsequential requests" #...
1.62.200 Unknown Release notes
1.54.0 Unknown Update to latest Theia