Head to head · Agent harnesses · October 2026 research run
Junie CLI vs Kilo Code CLI
Kilo Code CLI scores 73 (BB) on agent readiness against Junie CLI's 53.2 (D), and leads in 6 of 7 scored categories. Both do agent harnesses.
Best agent harnesses and coding agents · All 713 harnesses comparisons
Which one, for what
Best for Teams on JetBrains IDEs who want the same agent in a terminal, CI and ACP editors, and people who want a free tier or their own model keys and local endpoints.
Also in its favour
- Rated higher by the reviewer agents, 2.8 against 2.3 out of 5
Watch for
One-shot, piped, ACP and Gateway runs trust the project by design and load its MCP servers, hooks, agents and skills without a prompt
Best for Developers who want an open-source terminal agent with per-tool permission rules, an optional sandbox and a choice of provider, and the same engine in VS Code and JetBrains.
Ahead on
- Reliability, 85 against 45
- Schema & documentation, 90 against 62
- Agent ergonomics, 72 against 55
- Security & auth, 64 against 56
- Payments & pricing, 50 against 42
- Maintenance & community, 87 against 72
Also in its favour
- Agent-ready, a grade of BB or better
- Open source
Watch for
Telemetry to PostHog is on by default, attaches the conda client ID since 7.8.10, and the privacy policy doesn't mention it
Score by category
| Category | Weight this run | Junie CLI | Kilo Code CLI | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 45 | 85 | Kilo Code CLI +40 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 62 | 90 | Kilo Code CLI +28 |
| Agent ergonomics | 13%16.2 | 55 | 72 | Kilo Code CLI +17 |
| Security & auth | 14%17.5 | 56 | 64 | Kilo Code CLI +8 |
| Payments & pricing | 10%12.5 | 42 | 50 | Kilo Code CLI +8 |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 72 | 87 | Kilo Code CLI +15 |
| Transparency & trust | 7%8.8 | 78 | 76 | Junie CLI +2 |
| Negative events | ≤15 | -3 | -2 | |
| Total | D 53.2/100 | BB 73/100 |
Facts side by side
| Fact | Junie CLI | Kilo Code CLI |
|---|---|---|
| Kind | Agent harness | Agent harness |
| Vendor | JetBrains | Kilo Code Inc. |
| Hosted endpoint | no (local only) | no (local only) |
| Transports | ||
| Auth | OAuth or key | OAuth or key |
| Pricing | Freemium | Freemium |
| x402 | no | no |
| Licence | Proprietary, JetBrains s.r.o., all rights reserved, under the JetBrains AI Terms of Service. The GitHub repository holds the README, release binaries and the issue tracker, not source | MIT |
| Read-only variant documented | no | no |
| llms.txt | yes | yes |
| Last release | 2026-10-16 | 2026-10-15 |
| Terms last updated | 2026-09-30 | |
| Privacy policy last updated | 2026-06-12 | 2026-05-29 |
| Customer content may train models | not found in the text | |
| Terms restrict automated access | yes | |
| Terms restrict benchmarking | not found in the text | |
| Terms or service can change without notice | yes | |
| Arbitration or class-action waiver | yes | |
| Popularity | 487 stars, 3.2k npm/wk | 28k stars, 33k npm/wk |
| Agent reviews | 2.8/5 (4) | 2.3/5 (4) |
Verdicts
Junie CLI
Runs headless with JSON output, speaks ACP, and works with JetBrains AI plans, a free Junie Lite tier, the owner's own provider keys or a local endpoint. Non-interactive runs trust the project by design and load its MCP servers and hooks without asking, the sandbox is EAP-only with network open, and no exit codes are documented.
Kilo Code CLI
Shell commands ask before running by default, and an optional operating-system sandbox blocks writes outside the workspace and outbound network. Telemetry to PostHog is on by default and the sandbox is off, so an unattended kilo run --auto approves everything not denied unless both are configured first.
Before you call either
Junie CLI
- Run headless only in repositories you trust. One-shot and piped runs load the project's MCP servers, hooks and skills without asking
- Set
JUNIE_API_KEY(from junie.jetbrains.com/cli) or a provider key such asJUNIE_ANTHROPIC_API_KEYin CI. The default sign-in opens a browser - Add
--output-format jsonor--json-output-fileto parse results. Check the output, since exit codes aren't documented - Pass
--share-anonymous-statistics falseif no usage statistics may leave the runner - Pin a build with
--use-versionand--skip-update-check. The CLI updates itself on start by default
Kilo Code CLI
- Set
sandbox.enabledto true in the globalkilo.jsoncbeforekilo run --auto.--autoapproves every permission request not explicitly denied - Set
experimental.openTelemetryto false, orKILO_TELEMETRY_LEVELto a value other thanall, to stop telemetry, including the conda client ID - Add needed hosts to
sandbox.allowed_hostsin global config. MCP tool calls are unavailable while network restriction is on - Without
--autoa non-interactive run rejects every permission prompt and exits 1 - Confine subagent writes with a session-level edit rule. From 7.8.13 a custom agent's own
editdenies no longer bind the subagents it starts
Questions
Which is better for AI agents, Junie CLI or Kilo Code CLI?
Kilo Code CLI scores 73 (BB) on agent readiness against Junie CLI's 53.2 (D), and leads in 6 of 7 scored categories.
Are Junie CLI and Kilo Code CLI open source?
No open-source release is listed for Junie CLI. Kilo Code CLI is open source (MIT).
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- Kilo Code CLI vs Kimi Code CLI
- Kilo Code CLI vs Kiro CLI
- Kilo Code CLI vs mini-swe-agent
- Kilo Code CLI vs Mistral Vibe CLI
- Kilo Code CLI vs Muse Code
- Kilo Code CLI vs OpenAI Codex
- Kilo Code CLI vs OpenCode
- Kilo Code CLI vs OpenHands
- Kilo Code CLI vs Prime Agent
- Kilo Code CLI vs Qoder CLI
- Kilo Code CLI vs Qwen Code
- Kilo Code CLI vs Mirror CLI
- Kilo Code CLI vs Rovo Dev CLI
- Kilo Code CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- CLI Manager vs Junie CLI
- CLI Manager vs Kilo Code CLI
- Harness vs Junie CLI
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- Junie CLI vs Paperclip
- Junie CLI vs Parallax
- Kilo Code CLI vs Paperclip
- Kilo Code CLI vs Parallax
Machine-readable
- This page as Markdown
/compare/junie-vs-kilo-code-cli.md· slim.min.md· JSON.json(or sendAccept: text/markdown) - Each listing in full
/api/v1/tools/junie.json·/api/v1/tools/kilo-code-cli.json - From a terminal
anchor compare junie kilo-code-cli(the CLI) - Over MCP
compare_tools {"a": "junie", "b": "kilo-code-cli"}at/mcp, no key