feat: Add header passing support for MCP tools in Responses API #16877
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- Extract headers from secret_fields.raw_headers and tools[].headers - Merge headers from both sources before passing to MCP server - Add extract_mcp_headers_from_request utility method - Fix tool name prefix handling in _execute_tool_calls - Add get_mcp_servers_from_ids method to MCPServerManager - Ensure raw_headers is properly converted to dict before use
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| # Extract MCP auth headers from the request to pass to MCP server | ||
| secret_fields = kwargs.get("secret_fields") |
| oauth2_headers, | ||
| raw_headers_from_request, | ||
| ) = ResponsesAPIRequestUtils.extract_mcp_headers_from_request( | ||
| secret_fields=secret_fields, |
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does this cover the null case?
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Title
feat: Add header passing support for MCP tools in Responses API
Relevant issues
Fixes LIT-1501
Pre-Submission checklist
Please complete all items before asking a LiteLLM maintainer to review your PR
tests/litellm/directory, Adding at least 1 test is a hard requirement - see detailsmake test-unitType
🆕 New Feature
🐛 Bug Fix
🧹 Refactoring
📖 Documentation
🚄 Infrastructure
✅ Test
Changes
#Testing:
