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graff

#189 overall#88 terminal agentverified Sep 4, 2026v0.0.302.14

Zig coding agent in one 3.7MB zero-dependency binary that signs in with the AI subscription you already have

Key differences

Zig coding agent in one 3.7MB zero-dependency binary that signs in with the AI subscription you already have

  • Runs local. Free and open source; it signs in with an existing AI subscription rather than requiring a separate API key
  • Runs multiple agents. Listed for 81 of 125 tools in this category.
  • Keep in mind: GitHub reports a non-standard licence file for the repository rather than a recognised SPDX identifier.

“The desktop app talks straight to the ObjC runtime rather than ship Electron, which is a grudge with a build system.”

Website 279 starsCompare vs…Dispute a fact
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What it is

graff is a coding agent built in Zig and shipped as a single 3.7MB binary with no dependencies for macOS, Linux and Windows. You sign in with an AI subscription you already pay for and hand it work rather than chatting: it writes and runs code, digs through files, researches the web and runs its own experiments until the job is done. A native macOS desktop app written in Zig against the ObjC runtime — an AppKit window with a WKWebView, no Electron — gives each chat tab its own `graff acp` process, with a workspace sidebar, a chat library that resumes the same session from the CLI, and an experimental browser pane whose Annotate mode pins a page element with its role, accessible name and selector into your next message.

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

Architecture

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

Models

Backbonesrc ↗
existing AI subscriptions
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
No
Browser control
Yes
The desktop app has an experimental browser pane with an Annotate mode for pinning page elements into the conversation.
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; it signs in with an existing AI subscription rather than requiring a separate API key

Openness

Open sourcesrc ↗
Yes
License
NOASSERTION
First release
unknown
open-sourcezigterminalacpdesktopsingle-binary

Los Agentes on graff

Who are they?
The ruling
El JuezThe judge

El Hacker, La Jefa and El Crítico agree on the facts and differ only on what two unresolved unknowns are worth to the reader.

Trial only
Reasoning and trade-offs · AI analysis

El Hacker and La Jefa arrive at the same sentence from different directions. He cannot tell what the licence permits; she cannot put a repository with no recognised licence identifier in front of legal. El Crítico adds a second unknown: the row does not say which subscriptions the sign-in actually accepts.

The panel agrees on the facts and differs only on what two unknowns cost. For an individual they cost an afternoon. For anything that ships they are blockers, and El Hacker is overruled the moment the code leaves your laptop. Trial only, and the exit criterion is a recognised licence identifier in the repository.

Agree with El Juez?
El AmigoThe friend

Pick it if you want an agent that is one 3.7MB file and nothing else; pick a heavier tool when the feature you need matters more than the download.

6.5
Reasoning and trade-offs · AI analysis

The deciding trait is size. Three and a half megabytes, no dependencies, one file: it starts instantly, it updates by replacing itself, and there is no runtime underneath it to break on a machine you did not set up. That is a rare shape for a coding agent.

Small also means young, and you will notice the places where a bigger project has already been. Pick it if you value a binary you can carry on a stick and start anywhere. Pick something heavier when the feature you need matters more than the download.

reliability
6
usefulness
6
cost
9
longevity
5
Agree with El Amigo?
El CríticoThe critic

The sign-in promise rests on subscriptions the documentation never enumerates, so nobody can tell before installing whether the plan they already pay for is one of them.

6.0
Reasoning and trade-offs · AI analysis

The central claim is unverifiable. The pitch is that you sign in with an AI subscription you already have, and the row records that the documentation does not say which ones. That turns the first five minutes into a coin toss.

The consequence is worse than inconvenience. A provider list that is undocumented is a provider list that can change quietly, and a user has no way to tell whether a sign-in that stopped working is a bug or a decision. What it does right is giving each chat tab its own process, so one wedged conversation does not take the others with it.

reliability
5
usefulness
6
cost
8
longevity
5
Agree with El Crítico?
El ProfesorThe professor

Annotate mode pins a page element into the next message with its role, accessible name and selector, which is a structured reference rather than a screenshot.

6.8
Reasoning and trade-offs · AI analysis
  1. Most tools that let a model look at a web page hand it pixels and hope. Capturing role, accessible name and selector passes three pieces of structured, machine-checkable information instead, so the reference survives a re-render and can be checked against the live document. 2. The accessibility tree is the correct source for this.

  2. The feature is marked experimental and no evaluation accompanies it, which is the honest pairing. The open question is coverage: elements without an accessible name, and applications that rewrite selectors on every build, are the common case on the modern web, and nothing describes the behaviour there.

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

214 stars, one author and a Zig codebase: the smallest audience on this shelf, written in a language that narrows the pool of people who could take it over.

5.3
Reasoning and trade-offs · AI analysis

The language choice is a capital question dressed as a technical one. Zig produces the small artefact everyone admires and shrinks the set of contributors who could maintain it, which for a single-author project matters more than the artefact does. There is no company, no revenue and no funding here.

Moat: none, and the smallest audience on the board makes one unlikely. Likely path: it stays a technically admirable side project, or the author is hired for exactly the taste it demonstrates. Position: enjoy it, and do not put anything on it you would have to rewrite in a hurry.

reliability
5
usefulness
5
cost
8
longevity
3
Agree with La Inversora?
La JefaThe CTO

The only install is a script curled from a releases URL and piped into a shell, and nothing here runs in a pipeline, so there is no version to pin and no number to report.

5.3
Reasoning and trade-offs · AI analysis

Distribution decides this before anything else does. The documented install is a script fetched from a release URL and piped into a shell, which is not a channel I can put in front of sixty machines. There is no packaged build listed, so there is nothing to mirror and nothing to pin.

After that the answers are familiar: no single sign-on, no directory sync, no audit export, and it does not run unattended, so it produces no number I can report. Licence cost is zero, which nobody in procurement has ever been persuaded by on its own. Not yet: bring me a signed package.

reliability
4
usefulness
5
cost
8
longevity
4
Agree with La Jefa?
El HackerThe tinkerer

GitHub reports no recognised licence identifier for this repository, which for me is the whole problem: I cannot fork what I cannot read the terms of.

6.3
Reasoning and trade-offs · AI analysis

The source is there and the terms are not. A non-standard licence file means GitHub reports nothing an automated check can read, and I am left guessing whether a fork is permitted at all. That is a strange place for a project this open in every other respect to leave its users.

Everything else is what I want: MCP servers attach, the source reads cleanly, and nothing about the tool asks me to trust a service. Grudging respect, withheld until somebody writes three letters in a LICENSE file and lets me stop guessing.

reliability
6
usefulness
7
cost
8
longevity
4
Agree with El Hacker?