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Fixes #4842: Integrate Claude Code as a new provider #4843

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Fixes #4842: Integrate Claude Code as a new provider #4843

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@roomote
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@roomote roomote commented Jun 18, 2025

Summary

This PR integrates Claude Code as a new provider into Roo Code, implementing the equivalent functionality from the referenced Cline PR.

Changes Made

  • Added Claude Code provider type definitions: New provider name and schema in
  • Created Claude Code model definitions: Added support for latest Claude models (Sonnet 4, Opus 4, Claude 3.7 Sonnet, etc.) in
  • Implemented ClaudeCodeHandler: Full provider implementation in with:
    • HTTP-based communication with Claude Code desktop application
    • Streaming response support compatible with Anthropic's format
    • Fallback token counting using tiktoken
    • Configurable base URL (defaults to )
    • Error handling for network and API issues
  • Added comprehensive test coverage: 14 test cases covering all functionality
  • Updated provider registration: Added to main API handler and exports

Technical Details

The provider connects to the Claude Code desktop application via HTTP API, supporting:

  • Streaming chat completions with real-time token usage tracking
  • Non-streaming completions for prompt enhancement
  • Token counting with graceful fallback
  • Multiple response format handling
  • Proper error propagation and logging

Testing

  • ✅ All existing tests pass
  • ✅ New provider tests pass (14/14)
  • ✅ Build and type checking successful
  • ✅ Linting passes

Acceptance Criteria

  • Claude Code provider is available in the provider list
  • Can make requests to Claude Code and receive responses
  • Streaming responses work correctly
  • Error handling works as expected
  • Tests verify all functionality
  • Execution traces remain in Claude Code logs (as per issue requirements)

Closes #4842

@roomote roomote requested review from cte, jr and mrubens as code owners June 18, 2025 15:51
@dosubot dosubot bot added size:XL This PR changes 500-999 lines, ignoring generated files. enhancement New feature or request labels Jun 18, 2025
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ellipsis-dev bot commented Jun 18, 2025

⚠️ This PR is too big for Ellipsis, but support for larger PRs is coming soon. If you want us to prioritize this feature, let us know at [email protected]

Generated with ❤️ by ellipsis.dev

@cte
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cte commented Jun 18, 2025

@roomote - This implementation is all wrong. Your implementation should exactly mirror what you see here: https://github.com/cline/cline/pull/4111/files

When you're done make sure to credit Cline for the clever implementation.

@hannesrudolph hannesrudolph added the Issue/PR - Triage New issue. Needs quick review to confirm validity and assign labels. label Jun 18, 2025
@roomote
Integrate Claude Code provider exactly as implemented in Cline
5878538 
- Add claude-code to provider names and schema
- Create Claude Code model definitions using Anthropic models
- Implement ClaudeCodeHandler with HTTP-based communication
- Add Claude Code integration files (types.ts, run.ts)
- Register provider in main API handler
- Fix workspace access for testing compatibility

Credit to Cline for the clever implementation approach.

Addresses comment: #4843 (comment)
@dosubot dosubot bot added size:L This PR changes 100-499 lines, ignoring generated files. and removed size:XL This PR changes 500-999 lines, ignoring generated files. labels Jun 18, 2025
@daniel-lxs daniel-lxs moved this from Triage to PR [Draft / In Progress] in Roo Code Roadmap Jun 18, 2025
@daniel-lxs daniel-lxs marked this pull request as draft June 18, 2025 17:13
@hannesrudolph hannesrudolph added PR - Draft / In Progress and removed Issue/PR - Triage New issue. Needs quick review to confirm validity and assign labels. labels Jun 18, 2025
@github-project-automation github-project-automation bot moved this from PR [Draft / In Progress] to Done in Roo Code Roadmap Jul 7, 2025
@github-project-automation github-project-automation bot moved this from New to Done in Roo Code Roadmap Jul 7, 2025
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Reviewers

@mrubens mrubens Awaiting requested review from mrubens mrubens is a code owner

@cte cte Awaiting requested review from cte cte is a code owner

@jr jr Awaiting requested review from jr jr is a code owner

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enhancement New feature or request PR - Draft / In Progress size:L This PR changes 100-499 lines, ignoring generated files.

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Integrate Claude Code

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@roomote @cte @hannesrudolph