MarsCode

MarsCode is an AI coding assistant and cloud development environment. It offers a built in AI programming assistant for code completion, code generation from natural language, code explanation, question answering and bug fixing, delivered both as a browser based IDE and as extensions for mainstream desktop IDEs, with support for more than 100 programming languages. It is aimed at developers who want AI help inside their editor and a development environment that needs no local setup. The cloud IDE creates projects in seconds from templates or from an imported Git repository, runs across multiple regions, and requires no configuration. A set of tools supports building and deploying AI plugins and agent backends: Code to GPTs generates the schema and OpenAPI definition from code, API Test generates test inputs and runs requests in an environment matching production, built in storage creates key value and file stores automatically, and one click deployment publishes a function with an access API. Pricing is not readable on the site. The pricing page loads dynamically and did not display any plans or amounts when checked, so costs should be confirmed directly with the vendor before adoption. The MarsCode site now carries Trae branding in its page titles and contact addresses, which suggests the vendor now markets its AI IDE under the Trae name. Buyers evaluating MarsCode should check whether new features are shipping under Trae rather than MarsCode.