⚡ Context Harness

Build with Context Harness

Give agents searchable context and useful tools. Run them with Context Harness, connect an existing assistant, or embed the runtime in your application.

Choose who owns execution. Build a standalone agent to use Context Harness’s runtime, connect your existing assistant to indexed context, or use the Rust host APIs to integrate agent work into an application.

Build an agent

Configure a model, indexed context, selected tools, and execution limits. Run a focused task and inspect its activity.

Read the guide

Connect your assistant

Index selected documents and expose context over MCP. Your client keeps control of the conversation and its tools.

Read the guide

Embed the runtime

Compose agent execution and durable tasks with your application's events, policies, and result delivery.

Read the guide

Browse documentation

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Getting Started

Install Context Harness and build your first knowledge base in 5 minutes.

Installation Search your project documents Including Context Harness in Your Nix Flake
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Agents

Run bounded, inspectable AI workflows against your local project context.

Agents Overview Build Local Agents Use the Agent Setup Skill Embed an Agent Host
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Profiles

Give external AI clients a reusable role, tool set, and project-aware starting context.

Profiles Overview Define Profiles
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Guides

Integrate Context Harness with clients and build custom retrieval applications.

Connect External AI Clients Connect the repositories behind your change Build a RAG Agent Build a Knowledge-Base Chatbot Cursor & IDE Integration
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Connectors & Tools

Ingest data from any source and extend agents with custom Lua-scripted tools.

Built-in Connectors Lua Connectors Lua Tools Rust Traits
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Extension Registry

Install community connectors, tools, and profiles from Git-backed registries.

Registry Overview Usage Guide Available Extensions
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Reference

Complete API, CLI, configuration, and deployment reference.

Configuration MCP Server API Search & Retrieval CLI Reference Deployment