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Radian

Coding

A fast coding agent in one Rust binary

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What is Radian?

Radian is a coding agent shipped as a single Rust binary that can solve small coding tasks end to end. Its headless mode prints each step as a JSON line, and a built in arc feature assigns work to concurrent agents.

Key facts

Pricing
Free
Free plan
Yes
Category
Coding
Website
https://getrad.dev/
Listing updated
Nov 11, 2026

Radian FAQ

What is Radian?

Radian is a coding agent shipped as a single Rust binary that can solve small coding tasks end to end. Its headless mode prints each step as a JSON line, and a built in arc feature assigns work to concurrent agents.

Is Radian free?

Yes. Radian lists a free plan. Pricing: Free.

What are alternatives to Radian?

Coding alternatives to Radian include GitHub Copilot, Together AI, Baseten, Straion, Cursor and Pinecone.

Alternatives to Radian

GitHub CopilotThe premier AI pair programmer for software developers.$10 moTogether AIThe fastest cloud for fine-tuning open-source models.Usage-basedBasetenPlatform for AI model inference and trainingUsage-basedStraionManage rules and guardrails for AI coding agents.$49 moCursorAn AI-native code editor designed for pair programming.Free / $20 moPineconeA vector database for building high-performance AI applications.Free / Usage-based

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