Kilo is an open-source AI coding agent that lives inside the developer's editor and carries out engineering tasks from plain-language instructions. It reads the existing codebase, proposes file edits, runs terminal commands, and checks its own work, aimed at programmers who want help without leaving their IDE. It suits VS Code and JetBrains developers who work across several models, since it brings hosted and local models under one roof with the developer's own keys. The project descends from the Roo Code and Cline family, holds about thirteen thousand stars, and costs nothing beyond model usage.[1][2]
Quick verdict
IDE developers who split time across models will get the most from Kilo. Its specialist modes, MCP marketplace, and per-project rules keep agentic work steerable and repeatable across repositories. Terminal-only developers and non-programmers should choose something else, since Kilo assumes an IDE project and a working model key. If you want a model-neutral agent inside your editor, choose Kilo; if you want a terminal harness or an assistant-style helper, choose Aider or Continue instead.[1][2]
Key features
Specialist modes including orchestration Architect plans, Coder builds, Ask answers, Debug fixes, and Orchestrator splits big jobs across subtasks with different modes.[1]
Broad model support including local Claude, GPT, Gemini, and other hosted models work alongside local models through Ollama, with OpenRouter-compatible routing.[1]
Bring your own keys Every model connection uses the developer's own key or endpoint, so spend is the provider's metered usage with no seat license on top.[1][2]
MCP marketplace Model Context Protocol servers plug in databases, docs, and internal tools as callable context for the agent.[1]
Custom modes and project rules Teams define their own modes and check in per-project rules files so Kilo plans, builds, and verifies the same way in every checkout.[1]
Checkpoints States before and after runs can be compared and restored, so a bad agentic run rolls back instead of polluting the tree.[1]
IDE and CLI surfaces The same agent runs as a VS Code, JetBrains, or Visual Studio extension and as a command-line build, with a cloud runner announced as coming soon.[1][2]
Verification loop The agent runs the project's own commands and tests and feeds failures back into the next attempt until the work checks out.[1]
Who will love it
The whole workflow, from planning to edits to verification, happens inside the editor where these developers already live. One agent surface covers hosted Claude, GPT, Gemini, and local Ollama models behind the developer's own keys.[1][2]
Custom modes plus checked-in project rules mean every checkout gets the same plan, build, and verify discipline. Reviews stay in familiar diffs because all work lands as file edits.[1]
The core is free and open source, local models work, and hosted spend is exactly the provider's metered usage with no seat license on top. There are no seats, trials, or tiers to evaluate before starting.[1][2]
Who should avoid it
Anyone who never opens an IDE will fight the tool's home turf; a terminal harness fits better. The CLI build exists, but the product's center of gravity is the editor panel.[1][2]
There is no verified no-code path; a working project, model keys, and comfort with code review are assumed throughout. Even questioned answers end in code changes.[1][2]
Kilo is a per-developer local agent with no hosted console or admin controls at observation time, and Kilo Cloud is only a waitlist. There is no organization plan to graduate to; scaling means more local installs.[1]
Alternatives and compatibility
Against Cline, choose either by mode depth and provider flexibility: both share the same lineage and IDE workflow, so compare documented modes, MCP support, and local-model behavior on current releases.[1]
Against Continue, choose the assistant when inline IDE help with managed options is the job; choose Kilo when autonomous multi-mode execution with orchestration is the job.[1][2]
Against Aider, choose the terminal when git-native command-line pairing is the job; choose Kilo when the team wants the same key-based economics inside the editor.[1][2]
Questions worth asking
What is the best Kilo alternative for non-technical users?
A managed coding assistant or AI-native editor with onboarding is the safer choice, since Kilo assumes a project, model keys, and developer review. Kilo fits non-developers only as observers of changes a developer produces.[1]
Is Kilo really no-code?
How much does Kilo cost per month?
Can you self-host Kilo?
The question hardly applies: there is no hosted service to replace, since Kilo runs locally inside the developer's IDE or CLI with their own keys. Cloning the repository and running the extension or CLI on a private machine is the normal deployment, not a special edition. Kilo Cloud remains waitlisted, not a purchasable plan.[1]
Sources and editorial review
Source research. Reviewed on October 11, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.
We have not run or tested this product.
- Kilo: Open Source AI Coding Agent in IDE, CLI and Cloud
official · Observed October 11, 2026
Official homepage: definition, multi-model BYOK support, modes, MCP, checkpoints, rules, install surfaces. Read October 11, 2026.
- Kilo-Org/kilocode README
official · Observed October 11, 2026
Official repository README: Roo Code lineage, installs, providers plus Ollama, OpenRouter-compatible endpoint, modes including Orchestrator, MCP marketplace, custom modes, rules files, checkpoints, Apache 2.0 licence. Read October 11, 2026. Star count 13.3k taken from repository snapshot, not this page.
- Kilo Code Reviews 2026: Details, Pricing, & Features | G2
community · Observed October 11, 2026
G2 aggregate scores only: about 446 reviews near 4.9 out of 5 with ease-of-use near 9.6. No review prose quoted; individual text not inspectable.
Compared with these products
No explicit proprietary baseline is recorded.