Terminal-native coding agent.
Explores, edits, and runs commands across your repository using natural language.
Agentic coding that meets you where you work. Write, test, and deploy autonomously with full codebase context.
Get started
$curl -LsSf https://sagea.space/rune-cli/install.sh | bashShip 10x faster.
Halve pull request time with an agent that handles boilerplate, tests, and documentation. Your team focuses on architecture and business logic.
Codebase-aware context.
Deep project understanding that informs every completion, refactor, and review — file structure and Git status scanned automatically.
Escape legacy debt.
Translate entire codebases to modern stacks while preserving functionality and domain knowledge.
Make the models yours.
Run SAGE reasoning models on your own hardware via Ollama, or point RUNE at the SAGEA API. Your code, your models, your rules.
RUNE, ready when you are.
Enterprise.
Contact us for custom deployments, solutions, model training and dedicated support.
One unified stack, everywhere.
Frontier models and agentic tooling across terminal, IDE, web, and background.
CODE GENERATIONCODE REVIEWREFACTORINGDOCUMENTATIONTEST GENERATIONLEGACY MIGRATIONCI/CD AUTOMATIONSKILLS & COMMANDS
DEVELOPMENT TOOLKIT
TERMINAL AGENTVS CODEGITHUBSKILLSMCP CONNECTORS
AGENTIC WORKFLOWS
SUBAGENTSAPPROVAL PROFILESCODE SEARCHSHELL EXECUTION
MODEL AGNOSTIC
SAGE MODELSBRING YOUR OWN KEY
Self-hosted
SAGEA API
Ollama
Smart references.
Reference files, execute shell commands, and configure settings with simple shortcuts.
Agent skills.
Extend with custom skills and slash commands via open standards.
Connects to your stack.
Integrates with GitHub, Slack, Linear, and MCP servers.
Tab to complete.
Get intelligent code suggestions in real-time as you type.
Async agents.
Extended autonomy and parallel execution beyond your active session.
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1. Build.
Code generation and editing.
Production-ready code from natural language, intelligent refactoring across files and modules.
Testing.
Auto-generated tests that evolve alongside the codebase.
Performance optimization.
Identifies bottlenecks and suggests improvements for better speed and efficiency.
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2. Maintain.
Code review.
Context-aware feedback and early issue-catching.
Debugging and error detection.
Identifies syntax errors, logical bugs, and typos.
Code documentation.
Automatically maintained inline comments, API docs, and architectural overviews.
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3. Modernize.
Legacy migration.
Whole-codebase translation without losing business logic.
Code modernization.
Upgrade outdated patterns and frameworks while preserving functionality.
Dependency updates.
Automated library upgrades with compatibility checking.
Resources.
Frequently asked questions.
Build, ship, and maintain code with coding agents you control.