Kimi Code vs Step 3.5 Flash
Which tool is better for you? A complete feature and pricing breakdown.
Feature
Kimi Code
Step 3.5 Flash
Category
Code
Code
Pricing
Free
Free
Summary
Kimi Code is an open-source AI coding agent developed by Moonshot AI, powered by the Kimi K2.5 multimodal model. It runs in your terminal and integrates with IDEs like VSCode, Cursor, and Zed, allowing you to use text, images, and videos as coding input. Launched in January 2026, it rivals Claude Code and Gemini CLI with strong SWE-Bench performance.
StepFun's open-weight LLM released early February 2026. Part of the Step series known for strong reasoning and coding capabilities. Competitive pricing with fast inference speeds. Good for developers seeking open-source alternatives for general AI tasks.
Popular
Regular
Regular
Our Verdict
Both Kimi Code and Step 3.5 Flash offer powerful features for Code.
Choose Kimi Code if you prioritize specific niche features.
Opt for Step 3.5 Flash if you are looking for a cost-effective solution.
Recommendation: Review the pricing plans of both tools to see which fits your budget and usage needs.