{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"vscode-marscode-marscode-extension","slug":"trae-ai-coding-assistant","name":"TRAE AI: Coding Assistant","type":"extension","url":"https://marketplace.visualstudio.com/items?itemName=MarsCode.marscode-extension","page_url":"https://unfragile.ai/trae-ai-coding-assistant","categories":["code-editors"],"tags":["ai","AI 编程助手","autocomplete","C#","C++","code-referencing","co-pilot","cpp","documentation","go","golang","html","intellisense","java","javascript","keybindings","kotlin","llm","marscode","php","pilot","python","refactor","ruby","snippets","trae","typescript","豆包"],"pricing":{"model":"freemium","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"vscode-marscode-marscode-extension__cap_0","uri":"capability://code.generation.editing.context.aware.single.and.multi.line.code.completion","name":"context-aware single and multi-line code completion","description":"Generates code suggestions during typing by analyzing the current file context, preceding code patterns, and cursor position. Operates via VS Code's InlineCompletionItemProvider API or equivalent, triggering automatically as the developer types or on-demand via keybinding. Supports 100+ languages with specialized models for Python, Go, JavaScript, TypeScript, C++, Java, Kotlin, C, and Rust, using cloud-based inference to predict the next logical code segment.","intents":["I want autocomplete suggestions that understand my codebase style and context, not just generic snippets","I need multi-line function bodies or control structures completed automatically as I type","I want language-specific completion that respects syntax rules and import patterns"],"best_for":["solo developers and small teams using VS Code","developers working in Python, Go, JavaScript, TypeScript, C++, Java, or Kotlin","teams seeking free or low-cost code completion without vendor lock-in"],"limitations":["Cloud-based inference introduces network latency (exact latency unknown, likely 100-500ms per suggestion)","Completion quality degrades for languages outside the 8 explicitly proficient languages","No local-only mode documented; all inference appears cloud-dependent, raising privacy concerns for proprietary code","Completion may block editor interaction during high-latency network conditions"],"requires":["Visual Studio Code (minimum version unknown, likely 1.60+)","Active internet connection for cloud inference","MarsCode extension installed via VS Code marketplace"],"input_types":["current file content (text/code)","cursor position (line, column)","preceding code context (variable scope, imports, function signatures)"],"output_types":["inline code suggestions (single-line or multi-line strings)","completion metadata (confidence score unknown, likely not exposed)"],"categories":["code-generation-editing","autocomplete"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_1","uri":"capability://code.generation.editing.predictive.code.completion.pro.beta.with.edit.behavior.detection","name":"predictive code completion pro (beta) with edit behavior detection","description":"Beta feature that predicts the next code modifications a developer is likely to make by analyzing editing patterns, cursor movement, and recent changes within the current session. Operates at the function or block level rather than character-by-character, using behavioral signals to surface completion suggestions at anticipated edit points before the developer explicitly triggers them. Implementation details are proprietary and undocumented.","intents":["I want the assistant to anticipate where I'm going to edit next and pre-populate suggestions","I need faster iteration on repetitive code patterns by having completions ready before I type","I want to reduce context-switching by having relevant suggestions appear proactively"],"best_for":["developers with consistent coding patterns and repetitive workflows","teams working on boilerplate-heavy projects (e.g., CRUD APIs, data models)","early adopters willing to test beta features and provide feedback"],"limitations":["Beta status indicates instability, incomplete feature set, and potential breaking changes in future releases","Prediction accuracy unknown; may generate false-positive suggestions that distract rather than assist","No documentation of how editing patterns are analyzed or stored; privacy implications unclear","Behavioral analysis may require extended usage period to build predictive models, limiting utility for new users"],"requires":["Visual Studio Code (minimum version unknown)","MarsCode extension with Code Completion Pro beta enabled","Active editing session with sufficient history for pattern detection"],"input_types":["editing history (keystroke sequence, cursor position changes, selection ranges)","current code context (function scope, variable declarations, recent modifications)","temporal patterns (time between edits, edit frequency)"],"output_types":["proactive code suggestions at predicted edit points (code strings)","suggestion confidence or ranking (unknown if exposed to user)"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_10","uri":"capability://tool.use.integration.vs.code.extension.integration.with.sidebar.and.command.palette","name":"vs code extension integration with sidebar and command palette","description":"Integrates into VS Code as a native extension via the marketplace, providing access to AI features through multiple UI entry points: sidebar panel (for Q&A and workspace context), command palette (for on-demand actions like explain, test generation, fix), context menu (for selected code), and inline suggestions (for completion). Extension ID is `MarsCode.marscode-extension`. Installation via VS Code Quick Open or marketplace search.","intents":["I want to access AI features without leaving VS Code or switching windows","I need quick access to AI actions via keyboard shortcuts or context menu","I want a persistent sidebar panel for Q&A and workspace context"],"best_for":["VS Code users seeking integrated AI assistance without external tools","developers who prefer keyboard-driven workflows (command palette)","teams standardized on VS Code as their primary editor"],"limitations":["VS Code only; no native support for other editors (JetBrains IDEs mentioned but not detailed)","Minimum VS Code version unknown; likely requires 1.60+ for InlineCompletionItemProvider API","Sidebar panel UI/UX not documented; unknown if it supports resizing, docking, or customization","Keybindings not documented; unclear if they're configurable or conflict with existing VS Code shortcuts","No support for VS Code Remote Development (SSH, WSL, containers) documented; unclear if extension works in remote scenarios"],"requires":["Visual Studio Code (minimum version unknown, likely 1.60+)","MarsCode extension installed from marketplace (ID: `MarsCode.marscode-extension`)","Active internet connection for cloud-based features"],"input_types":["user interaction via sidebar, command palette, context menu, or inline suggestions","code selection or file context"],"output_types":["inline suggestions (code strings)","sidebar panel content (Q&A, workspace context)","command palette results (explanations, tests, fixes)"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_11","uri":"capability://tool.use.integration.jetbrains.ide.support.undocumented.scope","name":"jetbrains ide support (undocumented scope)","description":"Extension claims support for JetBrains IDEs (IntelliJ IDEA, PyCharm, WebStorm, etc.), but specific products, versions, and feature parity are completely undocumented. Installation method, UI integration points, and supported features for JetBrains are unknown. Likely uses JetBrains plugin API, but implementation details are proprietary.","intents":["I use JetBrains IDEs and want AI coding assistance without switching to VS Code","I want the same TRAE features in PyCharm or IntelliJ IDEA as in VS Code"],"best_for":["JetBrains IDE users seeking AI coding assistance","teams standardized on IntelliJ IDEA, PyCharm, WebStorm, or other JetBrains products"],"limitations":["Specific JetBrains products supported are unknown (IntelliJ IDEA, PyCharm, WebStorm, CLion, GoLand, etc.)","Minimum JetBrains IDE version unknown","Feature parity with VS Code extension unknown; may have reduced functionality","Installation method unknown; unclear if available on JetBrains marketplace or requires manual installation","No documentation of UI integration (sidebar, context menu, etc.) for JetBrains","Support status unknown; may be experimental or unsupported"],"requires":["JetBrains IDE (specific products and versions unknown)","MarsCode plugin (installation method and availability unknown)","Active internet connection"],"input_types":["code context from JetBrains IDE (method unknown)"],"output_types":["code suggestions and AI features (scope and format unknown)"],"categories":["tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_2","uri":"capability://text.generation.language.on.demand.code.explanation.with.natural.language.generation","name":"on-demand code explanation with natural language generation","description":"Generates human-readable explanations of selected code regions (functions, blocks, or entire files) by sending the code to a cloud-based LLM and returning a natural language summary. Triggered explicitly via command palette or context menu, not automatically. Explains logic, purpose, and implementation details without requiring the developer to read the code directly.","intents":["I need to understand what a function or code block does without reading it line-by-line","I want to onboard new team members by auto-generating explanations of existing code","I need to document legacy code quickly by generating descriptions of its behavior"],"best_for":["teams with legacy codebases lacking documentation","onboarding workflows where new developers need rapid code comprehension","code review processes where reviewers need quick context on unfamiliar code"],"limitations":["Explanations are generated by cloud LLM and may be inaccurate, overly verbose, or miss subtle logic","No ability to customize explanation depth, style, or target audience (e.g., beginner vs. expert)","Requires sending code to external servers, raising security/IP concerns for proprietary code","Latency unknown but likely 1-3 seconds per explanation due to cloud round-trip"],"requires":["Visual Studio Code with MarsCode extension","Code selection (function, block, or file)","Active internet connection"],"input_types":["selected code (text/code string)","optional: file language/type for context"],"output_types":["natural language explanation (markdown or plain text, format unknown)","displayed in editor panel or hover tooltip (UI pattern unknown)"],"categories":["text-generation-language","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_3","uri":"capability://code.generation.editing.automated.unit.test.generation.from.function.selection","name":"automated unit test generation from function selection","description":"Generates unit test code for selected functions by analyzing the function signature, parameters, return type, and implementation logic, then producing test cases covering common scenarios (happy path, edge cases, error conditions). Triggered on-demand via command palette or context menu. Output is language-specific test code (pytest for Python, Jest for JavaScript, etc.) inserted into the editor or a new file.","intents":["I want to generate test cases for a function without manually writing boilerplate test code","I need to increase test coverage quickly by auto-generating tests for existing functions","I want test cases that cover edge cases and error conditions, not just happy paths"],"best_for":["developers working in test-driven development (TDD) workflows","teams with low test coverage seeking rapid coverage improvement","developers in Python, JavaScript, TypeScript, Java, Go, or C++ (primary language support)"],"limitations":["Generated tests may not reflect actual business logic or edge cases specific to the codebase; manual review required","Test quality depends on function complexity; simple functions generate useful tests, complex logic may produce incomplete or incorrect tests","No ability to specify test framework, assertion style, or coverage targets; output format is fixed","Generated tests may not integrate with existing test infrastructure (fixtures, mocks, setup/teardown)","Requires function to be syntactically valid and self-contained; nested or interdependent functions may generate poor tests"],"requires":["Visual Studio Code with MarsCode extension","Function selection (must be a complete, parseable function)","Supported language (Python, JavaScript, TypeScript, Java, Go, C++, etc.)"],"input_types":["selected function code (text/code string)","function signature (parameters, return type, type hints if present)"],"output_types":["test code in language-specific format (pytest, Jest, JUnit, etc.)","inserted into editor or new file (insertion location unknown)"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_4","uri":"capability://text.generation.language.automated.comment.and.docstring.generation","name":"automated comment and docstring generation","description":"Generates inline comments, docstrings, and function documentation by analyzing code structure, variable names, and logic flow. Can operate at function level (generating docstrings with parameter descriptions and return types) or per-line (generating inline comments explaining complex logic). Triggered on-demand via command palette or context menu. Output is language-specific documentation format (JSDoc for JavaScript, docstrings for Python, etc.).","intents":["I want to auto-generate docstrings for functions without manually writing parameter and return descriptions","I need to document complex logic with inline comments explaining non-obvious code behavior","I want to maintain consistent documentation style across a codebase without manual effort"],"best_for":["teams with underdocumented codebases seeking rapid documentation coverage","developers maintaining code quality standards that require docstrings/comments","open-source projects needing comprehensive documentation for contributors"],"limitations":["Generated documentation may be generic or inaccurate; does not understand business logic or domain-specific intent","No ability to customize documentation style, tone, or level of detail","Generated docstrings may not match existing documentation conventions in the codebase","Requires sending code to external servers, raising IP/security concerns","May generate verbose or redundant comments that reduce code readability"],"requires":["Visual Studio Code with MarsCode extension","Function or code block selection","Supported language with documented syntax (Python, JavaScript, TypeScript, Java, Go, C++, etc.)"],"input_types":["selected function or code block (text/code string)","function signature (parameters, return type, type hints)"],"output_types":["docstring or comment in language-specific format (JSDoc, Python docstring, Javadoc, etc.)","inserted into editor at function/line location"],"categories":["text-generation-language","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_5","uri":"capability://code.generation.editing.ai.powered.bug.detection.and.fix.suggestion","name":"ai-powered bug detection and fix suggestion","description":"Analyzes selected code or error messages to identify potential bugs and suggests fixes. Can be triggered on code selection (proactive analysis) or on error messages from the editor (reactive). Uses cloud-based LLM to analyze code patterns, type mismatches, logic errors, and common bug categories, then generates corrected code or explanations of the issue. Supports multiple languages with varying accuracy.","intents":["I want the assistant to identify bugs in my code before I run it","I have a runtime error and need a suggested fix without manually debugging","I want to understand why my code is broken and how to fix it"],"best_for":["developers seeking faster debugging workflows","teams with limited QA resources seeking automated bug detection","developers in Python, JavaScript, TypeScript, Java, Go, or C++ (primary language support)"],"limitations":["Bug detection accuracy unknown; may miss subtle logic errors or false-positive on correct code","Suggested fixes may not address root cause; may be syntactically correct but semantically wrong","No integration with static analysis tools (ESLint, Pylint, etc.); duplicate or conflicting suggestions possible","Requires sending code to external servers, raising IP/security concerns","Cannot detect bugs requiring runtime context (e.g., race conditions, memory leaks in compiled languages)"],"requires":["Visual Studio Code with MarsCode extension","Code selection or error message from editor","Active internet connection"],"input_types":["selected code (text/code string)","error message (text string)","optional: stack trace or context"],"output_types":["bug explanation (natural language text)","suggested fix (code string)","corrected code (code string, may be multi-line)"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_6","uri":"capability://text.generation.language.interactive.q.a.for.code.related.questions","name":"interactive q&a for code-related questions","description":"Provides a chat-like interface within VS Code where developers can ask free-form questions about code, programming concepts, or debugging strategies. Questions are sent to a cloud-based LLM and answered with domain-specific context from the current file or workspace (scope of context unknown). Supports multi-turn conversations within a session. Triggered via sidebar panel or command palette.","intents":["I want to ask the assistant a question about how to implement a feature without leaving the editor","I need quick answers to programming questions without switching to a browser or documentation","I want to discuss code design decisions or refactoring strategies with an AI assistant"],"best_for":["developers seeking rapid answers to programming questions","teams using TRAE as a knowledge assistant during development","developers learning new languages or frameworks (Python, Go, JavaScript, TypeScript, etc.)"],"limitations":["LLM responses may be generic, outdated, or incorrect; no guarantee of accuracy","Context provided to LLM is unknown; may not have access to full codebase or dependencies","No ability to reference external documentation or APIs; responses based on training data only","Requires sending code/questions to external servers, raising IP/security concerns","Multi-turn conversation context may be lost between sessions or if extension is reloaded"],"requires":["Visual Studio Code with MarsCode extension","Active internet connection","Optional: code selection or file context for more relevant answers"],"input_types":["free-form question (text string)","optional: selected code or file context"],"output_types":["natural language answer (markdown or plain text)","code examples (code strings, optional)","multi-turn conversation history (stored in session, persistence unknown)"],"categories":["text-generation-language","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_7","uri":"capability://memory.knowledge.workspace.level.code.understanding.and.relationship.mapping","name":"workspace-level code understanding and relationship mapping","description":"Analyzes the entire workspace or repository to build a semantic understanding of code structure, dependencies, and relationships between functions, classes, and modules. Used implicitly by other features (completion, explanation, test generation) to provide context-aware suggestions. Indexing happens in the background; scope and update frequency are unknown. Enables features like cross-file completion and project-wide refactoring suggestions.","intents":["I want code completion that understands my entire codebase, not just the current file","I need to refactor a function and understand all the places it's called across the project","I want suggestions that respect my project's architecture and dependency patterns"],"best_for":["teams working on large codebases with complex interdependencies","developers seeking context-aware suggestions that span multiple files","projects with consistent architectural patterns that the AI can learn"],"limitations":["Indexing scope unknown; may not handle monorepos, workspaces with multiple roots, or external dependencies","Update frequency unknown; changes to code may not be reflected immediately in suggestions","No documentation of what relationships are tracked (imports, function calls, class inheritance, etc.)","Indexing may consume significant CPU/memory for large codebases (>100k files, unknown threshold)","No ability to exclude directories or files from indexing; may index generated code, node_modules, etc."],"requires":["Visual Studio Code with MarsCode extension","Open workspace or folder in VS Code","Supported language (Python, Go, JavaScript, TypeScript, C++, Java, Kotlin, C, Rust, or 100+ others)"],"input_types":["entire workspace file structure (implicit)","code content of all files (implicit)","import/dependency statements (implicit)"],"output_types":["semantic index (internal, not exposed to user)","context for other features (completion, explanation, test generation)"],"categories":["memory-knowledge","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_8","uri":"capability://code.generation.editing.multi.language.code.generation.with.language.specific.syntax","name":"multi-language code generation with language-specific syntax","description":"Generates code across 100+ programming languages with specialized models for 8 primary languages (Python, Go, JavaScript, TypeScript, C++, Java, Kotlin, C, Rust). Code generation respects language-specific syntax, idioms, and conventions (e.g., snake_case for Python, camelCase for JavaScript). Underlying model selection and language detection are automatic based on file extension or explicit language context.","intents":["I want code completion that respects my language's idioms and conventions","I need to generate code in a language I'm less familiar with and want correct syntax","I want to work across multiple languages in a polyglot project without switching tools"],"best_for":["polyglot teams working across multiple languages","developers learning new languages and needing syntax-correct suggestions","projects with language-specific conventions (e.g., Python style guide, Go idioms)"],"limitations":["Code quality for non-primary languages (outside the 8 explicitly supported) is unknown; likely degrades significantly","No ability to specify language-specific style guides or conventions; output follows training data patterns","Language detection relies on file extension; may fail for ambiguous files (e.g., .js could be Node.js or browser)","No support for domain-specific languages (DSLs), configuration languages, or markup (YAML, JSON, etc.) quality unknown"],"requires":["Visual Studio Code with MarsCode extension","File with recognized language extension (.py, .go, .js, .ts, .cpp, .java, .kt, .c, .rs, etc.)","Supported language (100+ languages claimed, 8 with explicit support)"],"input_types":["current file language (detected from extension)","code context (preceding code, function signature, imports)"],"output_types":["code in target language (text/code string)","language-specific syntax and idioms"],"categories":["code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-marscode-marscode-extension__cap_9","uri":"capability://automation.workflow.freemium.pricing.with.free.tier.and.premium.features","name":"freemium pricing with free tier and premium features","description":"Offers a freemium business model where core code completion features are available for free, with premium features (likely including Code Completion Pro, advanced Q&A, or higher usage limits) available via paid subscription. Pricing structure, feature tiers, and subscription cost are not documented in the marketplace listing. Free tier appears to have no explicit usage limits or rate limiting mentioned.","intents":["I want to try an AI coding assistant without paying upfront","I need advanced features like predictive completion and want to know the cost","I want to understand the free tier limitations before committing to a paid plan"],"best_for":["individual developers and small teams evaluating AI coding assistants","developers seeking free or low-cost alternatives to Copilot ($10/month) or Codeium","teams with budget constraints who want to pilot AI coding before enterprise adoption"],"limitations":["Pricing structure, feature tiers, and subscription cost are completely undocumented in the marketplace listing","Free tier limitations unknown; no documentation of usage limits, rate limiting, or feature restrictions","Premium feature set unknown; unclear which features require paid subscription","No information on billing cycle, cancellation policy, or free trial duration","Freemium model may incentivize cloud-based inference (vs. local) to control costs, potentially raising privacy concerns"],"requires":["MarsCode account (registration process unknown)","Visual Studio Code with MarsCode extension","Optional: payment method for premium tier (payment processor unknown)"],"input_types":["account registration (email, password, or OAuth)","optional: payment information for premium tier"],"output_types":["free tier access (all features or limited set, unknown)","premium tier access (features and duration unknown)"],"categories":["automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":50,"verified":false,"data_access_risk":"high","permissions":["Visual Studio Code (minimum version unknown, likely 1.60+)","Active internet connection for cloud inference","MarsCode extension installed via VS Code marketplace","Visual Studio Code (minimum version unknown)","MarsCode extension with Code Completion Pro beta enabled","Active editing session with sufficient history for pattern detection","MarsCode extension installed from marketplace (ID: `MarsCode.marscode-extension`)","Active internet connection for cloud-based features","JetBrains IDE (specific products and versions unknown)","MarsCode plugin (installation method and availability unknown)"],"failure_modes":["Cloud-based inference introduces network latency (exact latency unknown, likely 100-500ms per suggestion)","Completion quality degrades for languages outside the 8 explicitly proficient languages","No local-only mode documented; all inference appears cloud-dependent, raising privacy concerns for proprietary code","Completion may block editor interaction during high-latency network conditions","Beta status indicates instability, incomplete feature set, and potential breaking changes in future releases","Prediction accuracy unknown; may generate false-positive suggestions that distract rather than assist","No documentation of how editing patterns are analyzed or stored; privacy implications unclear","Behavioral analysis may require extended usage period to build predictive models, limiting utility for new users","VS Code only; no native support for other editors (JetBrains IDEs mentioned but not detailed)","Minimum VS Code version unknown; likely requires 1.60+ for InlineCompletionItemProvider API","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.84,"quality":0.34,"ecosystem":0.35000000000000003,"match_graph":0.25,"freshness":0.75,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:34.803Z","last_scraped_at":"2026-05-03T15:20:29.937Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=trae-ai-coding-assistant","compare_url":"https://unfragile.ai/compare?artifact=trae-ai-coding-assistant"}},"signature":"eSdvWIfvYn+LcB5vYQWdPR5h6XDwUcP/VvJK9MUOupiz3ceAgUrzEwUXWCzAKSuUA9NpBkbPvOIpDgvV3d5zBw==","signedAt":"2026-06-21T15:30:00.093Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/trae-ai-coding-assistant","artifact":"https://unfragile.ai/trae-ai-coding-assistant","verify":"https://unfragile.ai/api/v1/verify?slug=trae-ai-coding-assistant","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}