Copilot SDK Rust v1.0.0-beta.4: Remote Sessions & Binary Tools

TL;DR

• Remote session support added across all SDKs
• Rust now supports binary tool results
• SDK tracing diagnostics and session telemetry options enabled

New

• Remote session support — Added across all SDKs for distributed agent execution
• Binary tool results (Rust) — Rust SDK can now handle binary data in tool responses
• SDK tracing diagnostics — Built-in tracing for debugging and observability
• Session telemetry option — New enableSessionTelemetry session option across SDKs
• Typed Go union interfaces — Go SDK now generates typed union types for better type safety
• Experimental schema support — Codegen now handles experimental schema types

Fixed

• .NET E2E event capture race condition resolved
• Go CLI stderr capture and SetProcessDone race fixed
• C# listFiles E2E ordering assumption corrected

Improved

• Public API alignment — Rust SDK surface normalized across SDKs
• Cross-SDK parity — env_value_mode internalized for consistency
• String enums (.NET) — Session events now use string enums for better compatibility
• Mode handler APIs — Restored across SDKs
• Rust E2E coverage — Expanded test coverage and documentation
• Core library updates — @github/copilot bumped to 1.0.46

Install or update via Cargo: cargo update github-copilot-sdk

Source: Copilot SDK