Throw error and exit on MCP failure in headless mode #8559
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In headless/CLI mode, when an MCP server fails to load, the process now throws an error and exits rather than silently continuing. This provides clear feedback to users about configuration issues. Changes: - Track headless mode flag in MCPService - Throw errors on MCP connection failures in headless mode - Throw errors when MCP tools/prompts fail to load in headless mode - Aggregate and report all MCP failures after connection attempts Fixes CON-4568 Co-authored-by: Nate Sesti <nate@continue.dev> Generated with [Continue](https://continue.dev) Co-Authored-By: Continue <noreply@continue.dev>
RomneyDa
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Nov 3, 2025
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🎉 This PR is included in version 1.32.0 🎉 The release is available on: Your semantic-release bot 📦🚀 |
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🎉 This PR is included in version 1.29.0 🎉 The release is available on: Your semantic-release bot 📦🚀 |
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🎉 This PR is included in version 1.5.0 🎉 The release is available on: Your semantic-release bot 📦🚀 |
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🎉 This PR is included in version 1.6.0 🎉 The release is available on: Your semantic-release bot 📦🚀 |
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Summary
In headless/CLI mode, when an MCP server fails to load, the process now throws an error and exits rather than silently continuing. This provides clear feedback to users about configuration issues.
Changes
Testing
The changes affect the CLI's MCPService which is used in headless mode. When MCP servers are configured and fail to connect:
Fixes CON-4568
This agent session was co-authored by Nate Sesti and Continue.
Summary by cubic
Headless/CLI mode now fails fast when MCP servers, tools, or prompts fail to load, exiting with clear error messages. Meets CON-4568 by throwing and exiting on MCP failures; TUI behavior is unchanged.
Written for commit 3f6eb30. Summary will update automatically on new commits.