{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"openrouter-kwaipilot-kat-coder-pro-v2","slug":"kwaipilot-kat-coder-pro-v2","name":"Kwaipilot: KAT-Coder-Pro V2","type":"model","url":"https://openrouter.ai/models/kwaipilot~kat-coder-pro-v2","page_url":"https://unfragile.ai/kwaipilot-kat-coder-pro-v2","categories":["model-training"],"tags":["kwaipilot","api-access","text"],"pricing":{"model":"paid","free":false,"starting_price":"$3.00e-7 per prompt token"},"status":"active","verified":false},"capabilities":[{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_0","uri":"capability://code.generation.editing.enterprise.grade.code.generation.with.agentic.reasoning","name":"enterprise-grade code generation with agentic reasoning","description":"Generates production-ready code for complex software engineering tasks by combining large-scale language modeling with agentic decomposition patterns. The model appears to use multi-step reasoning to break down enterprise requirements into implementable code artifacts, maintaining context across multi-file codebases and SaaS integration patterns. Processes natural language specifications and converts them into syntactically correct, architecturally sound code with minimal hallucination.","intents":["Generate boilerplate and scaffolding for enterprise SaaS applications","Implement complex business logic from high-level requirements without manual refactoring","Create multi-file code structures that follow architectural patterns (MVC, microservices, etc.)","Integrate third-party APIs and SDKs into existing codebases with correct error handling"],"best_for":["Enterprise development teams building SaaS platforms","Solo developers prototyping full-stack applications quickly","Teams migrating legacy systems to modern architectures"],"limitations":["No real-time codebase indexing — cannot perform live dependency resolution against local package managers","Context window constraints limit ability to generate code for extremely large monolithic files (>10k LOC)","Agentic reasoning adds latency per decomposition step; not suitable for sub-100ms code completion UX","No built-in test generation validation — generated tests may not catch all edge cases"],"requires":["API key for OpenRouter or direct KwaiKAT endpoint access","HTTP/REST client capable of streaming responses","Minimum 4GB memory for local integration if self-hosted"],"input_types":["natural language specifications","code snippets with context","API documentation (text/markdown)","existing codebase excerpts"],"output_types":["source code (Python, JavaScript, TypeScript, Go, Java, C++, etc.)","configuration files (YAML, JSON, Terraform)","SQL schemas and migrations","API endpoint definitions"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_1","uri":"capability://code.generation.editing.multi.language.code.completion.with.context.awareness","name":"multi-language code completion with context awareness","description":"Provides intelligent code completion across 40+ programming languages by maintaining semantic understanding of surrounding code context, imported modules, and type signatures. Uses transformer-based attention mechanisms to weight relevant context (function signatures, class definitions, imports) more heavily than distant code, enabling completions that respect language-specific idioms and framework conventions.","intents":["Complete function bodies based on signature and docstring context","Suggest correct method chains and API calls for known libraries","Auto-complete variable names and imports based on project conventions","Generate boilerplate code (getters, setters, constructors) matching existing patterns"],"best_for":["Polyglot development teams working across multiple languages","Framework-heavy projects (Django, Spring, React) where idiom consistency matters","Teams with strict code style guides requiring pattern matching"],"limitations":["Completion quality degrades for domain-specific languages (DSLs) with <1M tokens in training data","Cannot infer types from dynamic runtime behavior — requires explicit type hints or JSDoc comments","Latency increases with context window size; completions may feel sluggish in files >5000 LOC","No real-time linting integration — may suggest syntactically valid but semantically incorrect completions"],"requires":["OpenRouter API key or KwaiKAT direct endpoint","IDE/editor integration layer (VS Code extension, Vim plugin, etc.)","Language server protocol (LSP) support for semantic context extraction"],"input_types":["partial code with cursor position","surrounding function/class context","import statements and module references","type hints and docstrings"],"output_types":["code completion suggestions (single or ranked list)","multi-line code blocks","import statements"],"categories":["code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_10","uri":"capability://code.generation.editing.performance.optimization.with.algorithmic.analysis","name":"performance optimization with algorithmic analysis","description":"Identifies performance bottlenecks and suggests optimizations by analyzing algorithmic complexity, data structure usage, and execution patterns. Uses Big-O analysis and profiling heuristics to identify inefficient algorithms, unnecessary allocations, and suboptimal data structures, then generates optimized code that maintains functionality while improving performance.","intents":["Identify O(n²) algorithms that should be O(n log n)","Suggest more efficient data structures (hash map instead of list search)","Optimize database queries (N+1 query detection, index suggestions)","Reduce memory allocations in tight loops"],"best_for":["Performance-critical applications (real-time systems, high-throughput services)","Teams optimizing for specific metrics (latency, throughput, memory)","Developers learning algorithmic optimization techniques"],"limitations":["Optimization suggestions may not account for real-world constraints (cache behavior, memory layout, GC pauses)","Premature optimization can reduce code readability — requires judgment about when to optimize","Effectiveness limited by code context — isolated function optimization may not address system-level bottlenecks","No built-in profiling — suggestions based on static analysis may not match actual runtime behavior"],"requires":["OpenRouter API key","Source code with clear algorithmic intent","Optional: performance requirements or profiling data"],"input_types":["source code","optional: profiling data or performance metrics","optional: performance targets or constraints"],"output_types":["optimized code","explanation of optimizations","complexity analysis (before/after)","trade-off analysis (performance vs readability)"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_11","uri":"capability://code.generation.editing.security.vulnerability.detection.and.remediation","name":"security vulnerability detection and remediation","description":"Identifies security vulnerabilities in code by pattern matching against known vulnerability classes (SQL injection, XSS, CSRF, insecure deserialization, etc.) and generates secure code fixes. Uses semantic analysis to understand data flow and identify where untrusted input reaches sensitive operations without proper validation or sanitization.","intents":["Detect SQL injection vulnerabilities and suggest parameterized queries","Identify XSS vulnerabilities and suggest proper escaping/sanitization","Find insecure deserialization and suggest safe alternatives","Detect hardcoded secrets and suggest secure credential management"],"best_for":["Security-conscious teams wanting automated vulnerability scanning","Projects requiring compliance (PCI-DSS, HIPAA, SOC 2)","Developers learning secure coding practices"],"limitations":["Detects known vulnerability patterns — novel attack vectors may be missed","False positives common for code with custom validation/sanitization not recognized by pattern matching","Cannot detect vulnerabilities requiring runtime behavior analysis (authentication bypass, authorization flaws)","Remediation suggestions may not account for application-specific constraints or performance requirements"],"requires":["OpenRouter API key","Source code in supported language","Optional: security policy or vulnerability classification system"],"input_types":["source code files","optional: threat model or security requirements","optional: known vulnerability list or CVE database"],"output_types":["vulnerability report with severity and location","remediation code suggestions","explanation of vulnerability and attack vector","links to security best practices"],"categories":["code-generation-editing","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_12","uri":"capability://data.processing.analysis.dependency.analysis.and.supply.chain.security","name":"dependency analysis and supply chain security","description":"Analyzes project dependencies to identify outdated packages, security vulnerabilities, and license compliance issues. Parses dependency manifests (package.json, requirements.txt, pom.xml, etc.) and cross-references against vulnerability databases to identify known CVEs, then suggests safe upgrade paths that maintain compatibility.","intents":["Identify outdated dependencies with security vulnerabilities","Suggest safe upgrade paths that don't break compatibility","Detect license compliance issues (GPL in proprietary code, etc.)","Analyze transitive dependencies for hidden vulnerabilities"],"best_for":["Teams managing large dependency trees with security requirements","Projects requiring supply chain security compliance","Developers maintaining multiple projects with dependency drift"],"limitations":["Vulnerability detection depends on database freshness — zero-day vulnerabilities not yet in databases are missed","Upgrade suggestions may not account for breaking changes or behavioral differences","License analysis limited to declared licenses — transitive license conflicts may be missed","No integration with CI/CD systems — requires manual invocation or custom integration"],"requires":["OpenRouter API key","Dependency manifest files (package.json, requirements.txt, etc.)","Access to vulnerability database (NVD, Snyk, etc.)"],"input_types":["dependency manifest files","optional: lock files for exact version information","optional: license policy or compliance requirements"],"output_types":["vulnerability report with severity and CVE details","upgrade recommendations with compatibility analysis","license compliance report","dependency tree visualization"],"categories":["data-processing-analysis","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_2","uri":"capability://code.generation.editing.code.refactoring.with.structural.ast.transformation","name":"code refactoring with structural ast transformation","description":"Refactors code by parsing source into abstract syntax trees (ASTs), applying transformation rules, and regenerating code while preserving formatting and comments. Uses tree-sitter or language-specific parsers to understand code structure at the syntactic level, enabling safe transformations like renaming, extraction, and pattern replacement that respect scope and binding rules.","intents":["Rename variables/functions across multiple files while respecting scope","Extract repeated code patterns into reusable functions or classes","Migrate code between framework versions (e.g., React class → hooks)","Apply linting rules and style transformations automatically"],"best_for":["Teams managing large legacy codebases requiring systematic refactoring","Projects with strict code style enforcement","Developers performing cross-file renaming or extraction safely"],"limitations":["Refactoring scope limited to syntactically parseable code — fails on incomplete or malformed syntax","Cannot infer semantic intent from comments — may break refactorings that depend on implicit contracts","Performance degrades on very large files (>50k LOC) due to AST traversal overhead","Language support depends on parser availability — some languages have limited refactoring capabilities"],"requires":["OpenRouter API key","Source code in supported language (Python, JavaScript, TypeScript, Java, Go, C++, etc.)","Ability to parse and validate AST output"],"input_types":["source code files","refactoring intent (natural language or structured rules)","scope specification (single file, directory, or codebase)"],"output_types":["refactored source code","diff/patch format","refactoring report with change summary"],"categories":["code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_3","uri":"capability://code.generation.editing.code.review.and.quality.analysis.with.architectural.insights","name":"code review and quality analysis with architectural insights","description":"Analyzes code for bugs, style violations, security issues, and architectural anti-patterns by combining static analysis heuristics with semantic understanding of code intent. Examines control flow, data dependencies, and design patterns to identify issues that simple linting misses, such as resource leaks, race conditions, or violations of SOLID principles.","intents":["Identify potential bugs before code review (null pointer dereferences, off-by-one errors, etc.)","Detect security vulnerabilities (SQL injection, XSS, insecure deserialization)","Flag architectural violations (tight coupling, circular dependencies, god objects)","Suggest performance optimizations based on algorithmic complexity analysis"],"best_for":["Teams without dedicated security/architecture reviewers","Projects with strict quality gates requiring automated pre-review analysis","Developers learning best practices and wanting real-time feedback"],"limitations":["Cannot detect issues requiring runtime behavior analysis (e.g., race conditions in concurrent code)","False positive rate increases for domain-specific code with unconventional patterns","Architectural analysis limited to patterns in training data — novel patterns may be missed","No integration with CI/CD systems — requires manual invocation or custom integration"],"requires":["OpenRouter API key","Source code in supported language","Optional: configuration file specifying review rules and severity levels"],"input_types":["source code files or snippets","code review context (PR description, related files)","optional: linting configuration (ESLint, Pylint, etc.)"],"output_types":["structured issue list with severity, location, and remediation","natural language explanations of issues","suggested code fixes"],"categories":["code-generation-editing","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_4","uri":"capability://code.generation.editing.api.integration.code.generation.with.schema.driven.function.calling","name":"api integration code generation with schema-driven function calling","description":"Generates correct API integration code by parsing OpenAPI/Swagger schemas, GraphQL introspection, or REST documentation and producing type-safe client code with proper error handling. Uses schema-based code generation to create function signatures that match API specifications, including request validation, response parsing, and retry logic.","intents":["Generate SDK client code from OpenAPI specifications","Create type-safe API calls with automatic request/response validation","Implement pagination, rate limiting, and retry logic automatically","Generate mock API clients for testing without external dependencies"],"best_for":["Teams integrating multiple third-party APIs (payment, analytics, CRM)","Developers building API clients for internal microservices","Projects requiring type-safe API interactions (TypeScript, Go, Java)"],"limitations":["Requires well-documented API specifications (OpenAPI 3.0+, GraphQL schema) — undocumented APIs require manual specification","Generated code may not handle API-specific quirks or undocumented behaviors","Authentication handling depends on schema completeness — custom auth schemes may require manual implementation","No built-in support for API versioning or deprecation handling"],"requires":["OpenRouter API key","API specification (OpenAPI, GraphQL schema, or Swagger)","Target language/framework (TypeScript, Python, Go, Java, etc.)"],"input_types":["OpenAPI/Swagger JSON or YAML","GraphQL introspection query result","REST API documentation (markdown/HTML)","target language and framework preferences"],"output_types":["type-safe client code","request/response models","error handling and retry logic","authentication middleware"],"categories":["code-generation-editing","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_5","uri":"capability://code.generation.editing.test.case.generation.with.coverage.aware.strategy","name":"test case generation with coverage-aware strategy","description":"Generates unit and integration tests by analyzing code structure and control flow to identify uncovered branches and edge cases. Uses symbolic execution concepts to reason about input combinations that trigger different code paths, generating test cases that maximize code coverage while focusing on high-risk scenarios (boundary conditions, error paths).","intents":["Generate unit tests for functions with minimal manual specification","Create edge case tests (boundary values, null inputs, empty collections)","Generate integration tests for multi-component interactions","Identify and test error handling paths automatically"],"best_for":["Teams with low test coverage wanting to increase it quickly","Developers writing tests for legacy code without existing test suites","Projects requiring high code coverage for compliance or quality gates"],"limitations":["Generated tests may not capture business logic intent — require manual review and adjustment","Cannot generate meaningful tests for code with external dependencies (databases, APIs) without mocking setup","Test quality depends on code clarity — poorly documented or overly complex code produces weak tests","No built-in test data generation for domain-specific types (e.g., valid email addresses, realistic user objects)"],"requires":["OpenRouter API key","Source code in supported language","Test framework (Jest, pytest, JUnit, etc.) for target language"],"input_types":["source code files or functions","optional: existing test examples for pattern matching","optional: specification of coverage targets or high-risk areas"],"output_types":["test code in target framework","test data and fixtures","coverage report with identified gaps"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_6","uri":"capability://code.generation.editing.natural.language.to.code.translation.with.intent.preservation","name":"natural language to code translation with intent preservation","description":"Converts natural language specifications, requirements documents, or pseudocode into executable code by parsing intent from text, inferring data structures and algorithms, and generating idiomatic code in the target language. Uses semantic understanding to map natural language concepts (e.g., 'sort by date descending') to language-specific idioms and library calls.","intents":["Convert pseudocode or algorithm descriptions into working code","Implement features from natural language requirements without intermediate design docs","Translate business logic descriptions into data processing pipelines","Generate code from technical specifications or RFCs"],"best_for":["Non-technical stakeholders or product managers describing features","Rapid prototyping scenarios where speed matters more than optimization","Teams documenting requirements in natural language and wanting automated implementation"],"limitations":["Ambiguous or vague specifications produce unpredictable code — requires clear, detailed descriptions","Generated code may not match performance requirements or architectural constraints not mentioned in spec","Cannot infer implicit business rules or domain knowledge — requires explicit specification","Refactoring generated code to match project conventions often requires manual effort"],"requires":["OpenRouter API key","Clear, detailed natural language specification","Target language and framework context"],"input_types":["natural language requirements","pseudocode","algorithm descriptions","technical specifications"],"output_types":["executable source code","data structure definitions","function/method implementations"],"categories":["code-generation-editing","text-generation-language"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_7","uri":"capability://text.generation.language.documentation.generation.from.code.with.architectural.context","name":"documentation generation from code with architectural context","description":"Generates comprehensive documentation (API docs, architecture guides, usage examples) by analyzing code structure, function signatures, docstrings, and design patterns. Extracts architectural intent from code organization and generates narrative documentation that explains not just what code does, but why it's structured that way.","intents":["Generate API documentation from function signatures and docstrings","Create architecture guides explaining system design and component interactions","Generate usage examples and tutorials from code patterns","Produce README files with setup instructions and feature overviews"],"best_for":["Open source projects needing comprehensive documentation","Teams with poor documentation practices wanting to catch up","Projects undergoing major refactoring and needing updated docs"],"limitations":["Generated documentation quality depends on code clarity — poorly named functions produce poor docs","Cannot infer business context or domain knowledge from code alone — requires supplementary information","Generated examples may not cover all use cases or real-world scenarios","Requires manual review and editing to match project voice and style"],"requires":["OpenRouter API key","Source code with reasonable naming and structure","Optional: existing documentation samples for style matching"],"input_types":["source code files","docstrings and comments","optional: architecture diagrams or design documents"],"output_types":["Markdown documentation","API reference pages","code examples and tutorials","architecture guides"],"categories":["text-generation-language","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_8","uri":"capability://code.generation.editing.debugging.assistance.with.execution.trace.analysis","name":"debugging assistance with execution trace analysis","description":"Helps identify bugs by analyzing code paths, variable states, and execution traces to pinpoint root causes of failures. Uses symbolic reasoning about data flow and control flow to suggest likely bug locations and explain how incorrect values propagate through the code, reducing debugging time by narrowing the search space.","intents":["Identify root cause of runtime errors from stack traces and error messages","Explain why a function returns unexpected values","Locate off-by-one errors and boundary condition bugs","Trace data corruption through multi-step transformations"],"best_for":["Developers debugging complex multi-file applications","Teams investigating production issues with limited logs","Developers learning to debug by understanding root cause analysis"],"limitations":["Requires sufficient context (stack trace, variable values, code) — incomplete information produces inaccurate suggestions","Cannot debug issues requiring runtime behavior analysis (race conditions, memory corruption)","Effectiveness limited by code clarity — obfuscated or poorly structured code is harder to debug","May suggest false positives if error symptoms are misleading"],"requires":["OpenRouter API key","Error message, stack trace, or reproduction steps","Relevant source code"],"input_types":["error messages and stack traces","variable values and state snapshots","source code context","reproduction steps or test cases"],"output_types":["root cause analysis","suggested bug locations","explanation of how bug manifests","suggested fixes"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"openrouter-kwaipilot-kat-coder-pro-v2__cap_9","uri":"capability://code.generation.editing.code.migration.and.compatibility.transformation","name":"code migration and compatibility transformation","description":"Transforms code between language versions, frameworks, or paradigms by understanding semantic equivalence and generating idiomatic target code. Uses pattern matching and semantic analysis to identify code that needs transformation (e.g., deprecated APIs, old syntax) and generates modern equivalents that preserve functionality while adopting new conventions.","intents":["Migrate code from Python 2 to Python 3 or JavaScript ES5 to ES6+","Convert class-based React components to functional components with hooks","Update deprecated library APIs to current versions","Refactor callback-based code to async/await patterns"],"best_for":["Teams upgrading major language or framework versions","Projects modernizing legacy codebases","Developers learning new language versions or frameworks"],"limitations":["Migration quality depends on how well target language/framework maps to source — some patterns don't translate cleanly","Behavioral differences between versions may require manual adjustment (e.g., Python 2 vs 3 string handling)","Performance characteristics may change — generated code may need optimization","Requires comprehensive test coverage to validate migrations don't break functionality"],"requires":["OpenRouter API key","Source code in language/framework to migrate from","Target language/framework specification"],"input_types":["source code files","migration target specification (e.g., 'Python 2 to Python 3')","optional: migration rules or patterns to follow"],"output_types":["migrated source code","migration report with manual review items","compatibility notes and breaking changes"],"categories":["code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":25,"verified":false,"data_access_risk":"high","permissions":["API key for OpenRouter or direct KwaiKAT endpoint access","HTTP/REST client capable of streaming responses","Minimum 4GB memory for local integration if self-hosted","OpenRouter API key or KwaiKAT direct endpoint","IDE/editor integration layer (VS Code extension, Vim plugin, etc.)","Language server protocol (LSP) support for semantic context extraction","OpenRouter API key","Source code with clear algorithmic intent","Optional: performance requirements or profiling data","Source code in supported language"],"failure_modes":["No real-time codebase indexing — cannot perform live dependency resolution against local package managers","Context window constraints limit ability to generate code for extremely large monolithic files (>10k LOC)","Agentic reasoning adds latency per decomposition step; not suitable for sub-100ms code completion UX","No built-in test generation validation — generated tests may not catch all edge cases","Completion quality degrades for domain-specific languages (DSLs) with <1M tokens in training data","Cannot infer types from dynamic runtime behavior — requires explicit type hints or JSDoc comments","Latency increases with context window size; completions may feel sluggish in files >5000 LOC","No real-time linting integration — may suggest syntactically valid but semantically incorrect completions","Optimization suggestions may not account for real-world constraints (cache behavior, memory layout, GC pauses)","Premature optimization can reduce code readability — requires judgment about when to optimize","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.5,"ecosystem":0.24,"match_graph":0.25,"freshness":0.75,"weights":{"adoption":0.35,"quality":0.2,"ecosystem":0.1,"match_graph":0.3,"freshness":0.05}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:24.484Z","last_scraped_at":"2026-05-03T15:20:45.775Z","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=kwaipilot-kat-coder-pro-v2","compare_url":"https://unfragile.ai/compare?artifact=kwaipilot-kat-coder-pro-v2"}},"signature":"ohT5S4IvLYMQ2VvAPPvHuF9bavtAuYBrxAeoDg8IkjwWtfYQOucuMPs0AibVX7O7zDb/bEGuYB1DlXptoH6BCg==","signedAt":"2026-06-22T03:52:25.461Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/kwaipilot-kat-coder-pro-v2","artifact":"https://unfragile.ai/kwaipilot-kat-coder-pro-v2","verify":"https://unfragile.ai/api/v1/verify?slug=kwaipilot-kat-coder-pro-v2","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"}}