github-copilot

A local tool that estimates GitHub Copilot AI-credit costs from usage data and generates an HTML report. It pulls from VS Code, OpenCode, Pi, Copilot CLI, and Copilot for Xcode, with CLI options for date ranges, model mapping, and JSON output.

A Copilot skill suite that enforces structured coding workflows for AI-assisted development, with design, planning, TDD, debugging, verification, and cleanup steps plus a live task-graph visualization server.

A VS Code blog post explaining how GitHub Copilot’s agentic harness is being optimized to reduce token usage, latency, and cost through extended prompt caching, tool search, and WebSocket connections.

A GitHub Copilot port of Anthropic’s vulnerability discovery harness, with Copilot skills for threat modeling, scanning, triage, patching, and an autonomous sandboxed pipeline for C/C++ memory-safety bug discovery and remediation.

GitHub Blog article on reducing token usage and API cost in agentic coding workflows, including logging token usage, removing unused MCP tools, replacing GitHub MCP with GitHub CLI, and measuring efficiency gains.