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Codvian

FreemiumSelf-HostedAgentic

Most AI coding tools on Windows route your code through someone else's cloud, which means your proprietary logic leaves your machine every time you ask for a suggestion. Codvian is a local-first AI coding agent built for Windows, designed to keep that loop closed.

Free tier: Core agent features

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Summary

Codvian runs as a Windows application — available through the Microsoft Store — and lets you wire in your own AI model keys rather than locking you into a bundled provider. The agent handles code editing tasks autonomously, operating locally so your source code does not transit a third-party inference endpoint. Core features are free, which makes it accessible for solo developers evaluating whether a local agent fits their workflow. The scrape-available documentation is thin, and because the product is early-stage with pricing described as 'coming soon,' the feature ceiling for free-tier users is not yet clearly defined. Teams needing Linux or macOS support, or a REST API for pipeline integration, will hit a wall immediately.

Bottom line: Pick Codvian if you are a Windows developer who wants a free, local AI coding agent with bring-your-own-key flexibility; look elsewhere the moment your team needs cross-platform support, an API surface, or documented reliability guarantees at production scale.

Pricing Plans

Free Tier
Core agent features

Free

Free

Core agent features at no cost; bring your own keys

  • Core agent features
  • Local-first operation
  • BYOK support

View full pricing on codvian.com →

Pricing may have changed since last verified. Check the official site for current plans.

Find your fit

Before you choose Codvian

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Pros

  • Local-first execution keeps your source code off third-party inference servers, so proprietary or regulated codebases stay within your own environment without requiring a VPN or data-processing agreement with the tool vendor.
  • Bring-your-own-key model integration means you choose the underlying AI provider, so a price spike or a model quality gap from one provider does not force you to wait for the vendor to react — you swap the key and move on.
  • Core features are free, which means solo developers can run a full local agent workflow without a spending commitment before they know whether the tool fits their stack.
  • Self-hosted deployment option is available, so teams with strict data residency requirements can run the full stack on-premises rather than relying on the vendor's infrastructure.
  • Microsoft Store distribution handles installation and update delivery on Windows, which means no manual binary management or IT-department friction for machines already inside a managed Windows environment.

Cons

  • Windows-only. There is no macOS or Linux client. The moment a team has a single developer not on Windows, Codvian cannot serve as a shared tool — teams in that position use Cursor, Continue, or Cline instead, all of which run cross-platform.
  • No API surface exists. You cannot invoke the agent programmatically, which means any workflow that needs agent actions triggered from a CI/CD pipeline, a script, or another service is a dead end with Codvian at its current stage.
  • Pricing boundaries are unpublished. The vendor describes pricing as 'coming soon,' so features currently available in the free tier may shift to paid without a clear signal — which makes it risky to build a team workflow around free-tier capabilities before those lines are drawn.
  • Documentation is thin at evaluation time. Community reports and third-party guides are scarce, so when the agent behaves unexpectedly or a model integration breaks, there is precious little guidance beyond trial and error.

About

Platforms
Windows
API Available
No
Self-Hosted
Yes
Last Updated
September 28, 2026

Best For

Who it's for

  • Windows developers seeking local AI agents
  • Users preferring free core features with BYOK
  • Solo developers and small teams

What it does well

  • AI-assisted coding on Windows
  • Local code editing with agent support
  • Bring-your-own AI model integration

Frequently Asked Questions

Is Codvian free?
Codvian offers a free option alongside paid upgrades. Check the current allowances and terms before choosing a plan.
Can I self-host Codvian?
Yes. Codvian supports self-hosting on your own infrastructure.
What platforms does Codvian support?
Codvian is available on: Windows.

Code leaving your machine on every AI suggestion

Most AI coding tools on Windows route your source code through someone else’s cloud. Codvian runs as a Windows application available through the Microsoft Store and lets you supply your own AI model keys. The agent performs code editing tasks locally so source code never reaches a third-party endpoint.

Core features and limits

Core agent features are free. The vendor states pricing details are coming soon and documentation remains limited at this early stage. The tool supports bring-your-own-key model integration and keeps all execution on the local machine.

Trade-offs

Local-first execution keeps proprietary or regulated codebases inside your own environment without extra agreements. You can switch model providers by swapping keys if one service raises prices or falls short. Core features stay free, giving solo developers a way to test a local agent workflow without upfront cost. The tool is Windows-only with no macOS or Linux client and offers no API for external triggers such as CI/CD pipelines.

Who it is for / who should skip it

Best for Windows developers seeking local AI agents, users who want free core features with bring-your-own-key flexibility, and solo developers or small teams. Skip it if any team member works outside Windows or if you need programmatic agent control or published pricing boundaries.

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