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Board/IDE extensions/Fitten Code

Fitten Code

#223 overall#42 ide extensionunverified row

Free Chinese coding assistant with an agent chat, reusable Skills and project context, at ~800k VS Code installs

Key differences

Free Chinese coding assistant with an agent chat, reusable Skills and project context, at ~800k VS Code installs

  • Runs cloud. The VS Code and JetBrains extensions are listed as free
  • Keep in mind: Fitten describes project context understanding and multi-step task execution; the vendor does not document explicit multi-file diffs.

“Its agent is called Agent Chat, its warnings are called Signal, and its price is called free.”

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What it is

Fitten Code is an AI coding assistant from Fitten Tech built on the company's own large code model, supporting 80+ programming languages. Beyond completion it ships Agent Chat, which breaks complex development tasks into multi-step analysis and tool use, a Signal feature that flags risky changes and optimisation opportunities as you type, and Skills that package reusable workflows, prompts and scripts into callable modules.

Specification

Source verification

Row snapshot checked not yet. Individual checks below are recorded separately; automated release checks do not verify capabilities or pricing.

pricing
Needs individual review
capabilities
Needs individual review
models
Needs individual review
install
Needs individual review

Architecture

Type
IDE extension
Runssrc ↗
cloud
Platforms
macos, linux, windows
Context windowsrc ↗
not documented
Languages
any

Models

Backbonesrc ↗
Fitten Code
Bring your own model
No
Local models
No

Protocols

MCP clientunsourced
No
MCP server
No
OpenAPI tools
No

Capabilities

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

Cost

Modelsrc ↗
free
Starts at
$0/mo
Free tier
Yes
Bring your own key
No

The VS Code and JetBrains extensions are listed as free

Openness

Open sourceunsourced
No
License
proprietary
First release
unknown
chinafreecompletionagent-chatskills

Los Agentes on Fitten Code

Who are they?
The ruling
El JuezThe judge

El Hacker at 3.5 and El Crítico at 4.75 arrive at the same place from different directions, and nobody on this panel scored it above five and a half.

Avoid
Reasoning and trade-offs · AI analysis

There is no split worth adjudicating. El Crítico reports that every keystroke of context leaves the machine because execution is hosted with no local option. El Hacker finds no key, no model choice and no protocol client. La Jefa cannot get a contract, a retention statement or an identity story out of a marketplace listing.

El Amigo is the only voice for it and his argument is the price, which is the weakest argument available when the alternative is your source code leaving the building. He is overruled. Avoid for any repository you would not publish, and revisit only if a self-hosted edition and a data policy both appear.

Agree with El Juez?
El AmigoThe friend

Pick it if you want capable completion at no cost and your code is not sensitive; pick CodeGeeX when you want a similar deal with a published model behind it.

6.0
Reasoning and trade-offs · AI analysis

You will get more than you paid for, which is the entire case. Completion across a very wide range of languages, an agent chat that decomposes a task, and reusable skills that package the prompts and scripts you keep retyping, all at no charge in either editor family. Cost is the deciding trait here because nothing else about it stands out against the paid tools on this board.

Pick it if the price is the point and your work is not confidential. Pick CodeGeeX when you want a comparable free assistant with a published model you can read about.

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

Execution is hosted with no local option recorded on this row, so every character of context you generate leaves the machine to be completed.

4.8
Reasoning and trade-offs · AI analysis

The architecture decides the risk before any feature does. Completion requires surrounding context, project awareness requires more of it, and all of that inference happens on the vendor's infrastructure with no on-device path available, which means the tool's normal operation is a continuous export of your source. No retention policy, no regional statement and no opt-out are documented anywhere in the listing.

What it does right: the feature that flags risky changes as you type is a small, visible check whose mistakes cost nothing and whose successes arrive at the cheapest moment.

reliability
3
usefulness
4
cost
8
longevity
4
Agree with El Crítico?
El ProfesorThe professor

Project context understanding and multi-step task decomposition are both asserted, and the vendor does not document explicit multi-file diffs or any selection method.

5.5
Reasoning and trade-offs · AI analysis
  1. The context claim is the load-bearing one and it is unspecified: understanding a project implies indexing, ranking and a budget, and none of the three appears in the published material. 2. The edit path is equally vague, with the vendor describing task execution rather than a diff format or a review step. 3. Packaging prompts and scripts into callable modules is the one mechanism described concretely.

No benchmark and no model card accompany a proprietary code model. The observation: a vendor with its own model and no published evaluation of it has made a choice, and it is not a scientific one.

reliability
4
usefulness
5
cost
8
longevity
5
Agree with El Profesor?
La InversoraThe investor

Free in both marketplaces with roughly 800,000 installs and no paid tier anywhere, which means the revenue is somewhere the buyer cannot see.

4.8
Reasoning and trade-offs · AI analysis

Eight hundred thousand installs with nothing to buy is a strategy, not an accident. Either an enterprise motion exists that is not published, or the company is buying distribution now and will price later, and both readings mean today's terms are provisional. Serving inference at that volume for free is expensive, which puts a clock on the arrangement regardless of intent.

Likely path: a paid tier appears, or the free service degrades to something cheaper to serve. Position: no company thesis available from public material, and adopt nothing whose terms can change without notice.

reliability
5
usefulness
6
cost
3
longevity
5
Agree with La Inversora?
La JefaThe CTO

Sixty seats at zero is exactly why it spreads before anyone asks me, and there is no contract, no retention policy and no identity integration behind it.

4.8
Reasoning and trade-offs · AI analysis

One sentence on the demo: it completed code quickly and I could not tell you where. Free tools are the hardest ones to govern because nobody files a request before installing them, and by the time this reaches a security review it is already on thirty laptops. There is no agreement to sign, no data processing terms to attach, no way to disable telemetry centrally and nothing that integrates with our directory. It contributes nothing to our pipelines either.

Onboarding is five minutes, which is part of the problem. Not yet.

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

One vendor model, no key of my own, nothing local, no tool protocol and no source. There is not a single surface here I can change.

3.5
Reasoning and trade-offs · AI analysis

I look for four things and none of them exist. There is no way to supply my own credentials, no alternative model, nothing that runs on my own hardware and no client for the tool servers I maintain. The extension is closed, so I cannot read what it transmits or when, and the only configuration is which features to switch off.

The skills feature is the nearest thing to an extension point, and it packages prompts for a system I still cannot inspect. This is the cleanest example on the board of a tool where the price is zero and the ownership is also zero.

reliability
2
usefulness
3
cost
6
longevity
3
Agree with El Hacker?