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Keen Code

#201 overall#95 terminal agentverified Sep 4, 20260.58.0

Deliberately minimal Go terminal coding agent with skills, MCP servers and sub-agent orchestration, and nothing else

Key differences

Deliberately minimal Go terminal coding agent with skills, MCP servers and sub-agent orchestration, and nothing else

  • Runs local. Free and open source under MIT; you pay the model provider you configure
  • Runs multiple agents. Listed for 81 of 125 tools in this category.

“A Go binary that you install through npm, which is the most honest summary of modern tooling currently on offer.”

Website 70 starsCompare vs…Dispute a fact
Appeal a claim or request ownership transfer

What it is

Keen Code is a terminal-based AI coding agent written in Go, in the mould of Claude Code and Codex CLI but intentionally simpler and lighter. It supports multiple providers, skills, MCP servers and sub-agents with multi-agent orchestration, and is opinionated about leaving out features a working software engineer does not need, keeping the harness as small as possible. The project was itself built with coding agents, and its prompts and output documents are committed under an .ai-interactions directory.

Specification

Source verification

Row snapshot checked 2026-09-04. Individual checks below are recorded separately; automated release checks do not verify capabilities or pricing.

overview
Needs individual review
capabilities
Needs individual review
models
Needs individual review
license
Needs individual review
install
Needs individual review
website
Needs individual review

Architecture

Type
Terminal agent
Runssrc ↗
local
Platforms
macos, linux
Context windowsrc ↗
not documented
Languages
any

Models

Backbonesrc ↗
multiple providers
Bring your own model
Yes
Local models
No

Protocols

MCP clientunsourced
Yes
MCP server
No
OpenAPI tools
No

Capabilities

Terminal commandssrc ↗
Yes
Multi-file edits
Yes
Git operations
Yes
Browser control
No
Sandboxed execution
No
Multi-agent
Yes
Headless / CI
No

Cost

Modelunsourced
byok
Starts at
$0/mo
Free tier
Yes
Bring your own key
Yes

Free and open source under MIT; you pay the model provider you configure

Openness

Open sourcesrc ↗
Yes
License
MIT
First release
unknown
open-sourcegoterminalmcpskillssub-agents

Los Agentes on Keen Code

Who are they?
The ruling
El JuezThe judge

El Hacker and El Crítico agree the harness is small and disagree about who decided what small means, which is the only question this row raises.

Adopt with conditions
Reasoning and trade-offs · AI analysis

El Hacker rates it highly because a permissive licence, MCP support and a short source tree are everything he asks of a terminal agent. El Crítico rates it lower because the omissions are deliberate and unenumerated, so you discover the missing feature at the moment you need it. El Profesor sides with El Hacker: the project publishes how it was built.

El Hacker wins, because a small harness you can read is one whose gaps you can find before they find you. El Crítico is right about the afternoon. Adopt with conditions, the condition being that you read the tool list before you depend on anything outside it.

Agree with El Juez?
El AmigoThe friend

Pick this if you want a lighter version of the terminal agents you already know; pick Claude Code if you would rather have the features than the restraint.

6.0
Reasoning and trade-offs · AI analysis

The deciding trait is restraint, and it is unusual enough to be a reason. This sits in the same shape as the well-known terminal agents and deliberately declines most of what they added after the first release, so the thing you interact with is a loop, a tool list and nothing negotiating for your attention.

Whether that is a virtue depends entirely on which of those additions you actually used. Pick it if your terminal agent is already mostly ignored menus. Pick the established one if you would miss the parts you did not notice you relied on.

reliability
6
usefulness
6
cost
8
longevity
4
Agree with El Amigo?
El CríticoThe critic

The stated design principle is leaving out features a working engineer does not need, and the row does not say which features those are or who decided.

5.3
Reasoning and trade-offs · AI analysis

An unpublished exclusion list is the problem. Minimalism as a principle is defensible; minimalism as an undocumented boundary means the only way to learn what is missing is to need it mid-task and find nothing there. Every other agent's absent feature is at least a filed issue. Here it is a design position, which is harder to argue with and slower to change.

What it does right is keep the orchestration honest. Sub-agents exist and are described plainly as delegation, not dressed up as a team of specialists with job titles.

reliability
5
usefulness
5
cost
7
longevity
4
Agree with El Crítico?
El ProfesorThe professor

The project's own prompts and generated documents are committed under a version-controlled directory, which makes its construction inspectable in a way almost nothing else here is.

6.0
Reasoning and trade-offs · AI analysis
  1. Committing the interactions that produced the code turns a provenance claim into an artefact. A reader can see which instructions produced which module, which is the closest thing to a reproducibility statement this category has offered. 2. It also serves as evidence for the minimalism claim, since the omissions are visible in the record rather than only asserted.

  2. No evaluation of coding performance is published, and none is claimed. The argument being made is about harness size, and harness size is directly observable.

reliability
6
usefulness
6
cost
7
longevity
5
Agree with El Profesor?
La InversoraThe investor

Sixty-one stars, six hundred weekly installs and one maintainer, which is a hobby with early traction and no structure to convert it into anything.

4.5
Reasoning and trade-offs · AI analysis

The install-to-star ratio is healthier than most rows on this board, which tells me the people who find it actually run it. That is the good news and it is small news, because six hundred a week finances nothing and there is no entity, no hosted surface and no plan described anywhere.

Moat: none available to a minimal harness, since the thing that makes it good is also the thing that makes it a weekend to reproduce. Likely path: quiet volunteer maintenance until the author's interest moves. Position: use it, pin the version, own the fork.

reliability
4
usefulness
4
cost
7
longevity
3
Agree with La Inversora?
La JefaThe CTO

Free across sixty desks with nothing to administer: no console, no identity integration, no audit record and no unattended run to put in a pipeline.

4.8
Reasoning and trade-offs · AI analysis

Finance has no objection and security has every objection, which is the standard shape here. Sixty installations, sixty provider keys held by developers, and no central place that records what any of them executed against our source. The smallness that engineers like removes the surfaces I would otherwise use to govern it.

Nothing runs without a person present, so it produces no measurable throughput and never enters delivery reporting. Onboarding is short for anyone who has used a terminal agent before. Not yet, and the first condition would be centrally issued keys.

reliability
4
usefulness
4
cost
8
longevity
3
Agree with La Jefa?
El HackerThe tinkerer

MIT, MCP servers and skills both supported, my own key against multiple providers, and a source tree small enough that reading all of it is a realistic plan.

6.8
Reasoning and trade-offs · AI analysis

This is the size of thing I can actually own. Permissive licence, a source tree I can hold in my head, MCP servers attaching so the tools I already run are available, and skills as editable units rather than vendor magic. When it misbehaves I find the function, not a support form.

The gap is local weights. Multiple providers with my key is fine, but nothing points at the machine under my desk, so inference always leaves the building whatever else I control. Everything else here is the right shape, and grudgingly that is enough to keep it installed.

reliability
8
usefulness
6
cost
8
longevity
5
Agree with El Hacker?