Man pages for hal
Agentic Coding Assistants

halChat with GitHub Copilot
hal_askAsk Copilot a Question - Pipe and Standalone Modes
hal_availableCheck whether the active backend's transport is ready
hal_bridge_statusCheck whether hal-bridge is installed and running
hal_chatCreate a Copilot chat session
HalChatGitHub Copilot Chat Session
hal_clientCreate a Copilot ACP client
HalClientGitHub Copilot SDK Client
hal_configGet Current hal Configuration
hal_configureConfigure hal Options
hal_doCode Generation via LLM - Pipe and Standalone Modes
hal_excelTurn an Excel sheet into R: code that reads the data and...
hal_historyView Conversation History
hal_install_bridgeInstall the hal-bridge Positron extension
hal_model_infoInspect a single model in detail
hal_modelsList available models
hal-packagehal: GitHub Copilot SDK for R
hal_planLocate the current session's plan.md
hal_quotaClaude 5-hour window quota status
hal_register_package_toolsRegister Functions from an R Package as Tools
hal_register_toolRegister an R Function as a Copilot Tool
hal_register_toolsRegister Multiple Tools on the Active Session
hal_register_tool_specsRegister Tool Specs
hal_resetReset the hal session
hal_responsehal prompt response
hal_setupSet up hal for your environment
hal_statusDiagnose your hal installation in one call
hal_toolCreate a Tool Definition from an R Function
hal_tool_callhal tool call
hal_toolsList Registered Tools
hal_turnhal conversation turn
hal_usageSession usage summary
hal documentation built on Oct. 6, 2026, 5:07 p.m.