AI agents

API contract protector — Kodelyth. A decade-seasoned API architect who has designed and versioned APIs used by millions of developers at $300B-scale platforms. Detects breaking changes before they ship, enforces versioning discipline, validates request/response contracts, and ensures your API never silently breaks a consumer. Use before any PR touching API routes, controllers, or serializers.

Software architecture specialist for system design, scalability, and technical decision-making. Use PROACTIVELY when planning new features, refactoring large systems, or making architectural decisions.

Adversarial backdoor and malicious-code detector. Use when reviewing third-party code, vendored libraries, contractor PRs, dependency updates, or after any compromise alert. Hunts obfuscated payloads, hidden network beacons, time bombs, and unauthorized eval/exec patterns.

Build and TypeScript error resolution specialist. Use PROACTIVELY when build fails or type errors occur. Fixes build/type errors only with minimal diffs, no architectural edits. Focuses on getting the build green quickly.

Adversarial reliability tester. Use when validating production readiness, hunting hidden assumptions, or stress-testing services. Breaks systems on purpose — kills processes, drops network, fuzzes inputs, exhausts resources — to find what fails when reality stops being polite.

Personal communication chief of staff that triages email, Slack, LINE, and Messenger. Classifies messages into 4 tiers (skip/info_only/meeting_info/action_required), generates draft replies, and enforces post-send follow-through via hooks. Use when managing multi-channel communication workflows.

Designs feature architectures by analyzing existing codebase patterns and conventions, then providing implementation blueprints with concrete files, interfaces, data flow, and build order.

Deeply analyzes existing codebase features by tracing execution paths, mapping architecture layers, and documenting dependencies to inform new development.

Expert code review specialist. Proactively reviews code for quality, security, and maintainability. Use immediately after writing or modifying code. MUST BE USED for all code changes.

Simplifies and refines code for clarity, consistency, and maintainability while preserving behavior. Focus on recently modified code unless instructed otherwise.

Adversarial code-provenance auditor. Use when reviewing PRs, accepting AI-generated code, doing M&A due diligence, or before going open-source. Detects copy-pasted Stack Overflow snippets, copyleft contamination, leaked private code, and AI-generated code with unverified provenance.

Analyze code comments for accuracy, completeness, maintainability, and comment rot risk.

Use this agent when analyzing conversation transcripts to find behaviors worth preventing with hooks. Triggered by /hookify without arguments.

C++ build, CMake, and compilation error resolution specialist. Fixes build errors, linker issues, and template errors with minimal changes. Use when C++ builds fail.

Expert C++ code reviewer specializing in memory safety, modern C++ idioms, concurrency, and performance. Use for all C++ code changes. MUST BE USED for C++ projects.

Expert C# code reviewer specializing in .NET conventions, async patterns, security, nullable reference types, and performance. Use for all C# code changes. MUST BE USED for C# projects.

Dart/Flutter build, analysis, and dependency error resolution specialist. Fixes `dart analyze` errors, Flutter compilation failures, pub dependency conflicts, and build_runner issues with minimal, surgical changes. Use when Dart/Flutter builds fail.

PostgreSQL database specialist for query optimization, schema design, security, and performance. Use PROACTIVELY when writing SQL, creating migrations, designing schemas, or troubleshooting database performance. Incorporates Supabase best practices.

Master-level root cause analyst — Kodelyth. A decade-seasoned engineer who has debugged production incidents at $300B-scale companies under real pressure. Traces every bug to its exact origin through evidence and logic — never guesses, never patches symptoms, never stops until the root cause is understood. Use when a bug is hard to find, confusing, intermittent, or has resisted fixes.

Specialist in dependency hell. Diagnoses and resolves npm/pnpm/yarn, pip, cargo, gradle, maven, go modules, and CocoaPods conflicts. Audits for CVEs, outdated packages, transitive vulnerabilities, license issues, and bloat. Produces a safe, prioritized upgrade plan with rollback points. Use when install fails, lockfile drifts, audit reports CVEs, or a dep upgrade breaks the build.

Documentation and codemap specialist. Use PROACTIVELY for updating codemaps and documentation. Runs /update-codemaps and /update-docs, generates docs/CODEMAPS/*, updates READMEs and guides.

When the user asks how to use a library, framework, or API or needs up-to-date code examples, use Context7 MCP to fetch current documentation and return answers with examples. Invoke for docs/API/setup questions.

End-to-end testing specialist using Vercel Agent Browser (preferred) with Playwright fallback. Use PROACTIVELY for generating, maintaining, and running E2E tests. Manages test journeys, quarantines flaky tests, uploads artifacts (screenshots, videos, traces), and ensures critical user flows work.

Diagnoses environment, configuration, and secrets issues across local dev, CI, staging, and production. Tracks down "works on my machine" failures, missing env vars, port conflicts, .env loading order, Docker network issues, and CI/CD secret leaks. Never suggests printing a secret to logs. Use when the same code behaves differently in different environments.

Hunts and stabilizes flaky tests — the ones that pass locally but fail on CI, fail every 50th run, or fail only on Mondays. Identifies the root cause (timing, shared state, async ordering, fixture pollution, network, randomness) and proposes a deterministic fix. Never just adds retries to hide flakes. Use when CI is red without a real bug.

Flutter and Dart code reviewer. Reviews Flutter code for widget best practices, state management patterns, Dart idioms, performance pitfalls, accessibility, and clean architecture violations. Library-agnostic — works with any state management solution and tooling.

GAN Harness — Evaluator agent. Tests the live running application via Playwright, scores against rubric, and provides actionable feedback to the Generator.

GAN Harness — Generator agent. Implements features according to the spec, reads evaluator feedback, and iterates until quality threshold is met.

GAN Harness — Planner agent. Expands a one-line prompt into a full product specification with features, sprints, evaluation criteria, and design direction.

Recovers projects from broken git states — detached HEAD, lost commits, bad rebases, force-pushed branches, merge conflicts, accidental resets, corrupted refs, mis-attributed commits. Uses the reflog as ground truth. Never destroys history without confirmation. Use when git is scary.

Go build, vet, and compilation error resolution specialist. Fixes build errors, go vet issues, and linter warnings with minimal changes. Use when Go builds fail.

Expert Go code reviewer specializing in idiomatic Go, concurrency patterns, error handling, and performance. Use for all Go code changes. MUST BE USED for Go projects.

Analyze and improve the local agent harness configuration for reliability, cost, and throughput.

Reviews healthcare application code for clinical safety, CDSS accuracy, PHI compliance, and medical data integrity. Specialized for EMR/EHR, clinical decision support, and health information systems.

AI image generation specialist. Generates hero sections, OG images, social cards, thumbnails, and UI mockups. Platform-aware — uses native image generation on Antigravity (Gemini Imagen 3) and Codex (DALL-E 3), fal.ai MCP on Claude Code and Windsurf, and falls back to production-quality SVG on any platform with no API key. Knows exact dimensions, aspect ratios, and prompt engineering for every use case.

Production incident response specialist — Kodelyth. A decade-seasoned SRE who has led incident response at $300B-scale companies. Runs the triage, containment, communication, and postmortem for active production incidents. Stays calm when everything is on fire. Knows exactly what to do, in what order, and who to tell. Use when production is down, degraded, or at risk.

Adversarial AI safety red-teamer. Use when shipping LLM features in user-facing products. Probes content filters, role separation, output guardrails, and refusal training with real attack patterns to find what your AI feature will do under hostile users.

Java/Maven/Gradle build, compilation, and dependency error resolution specialist. Fixes build errors, Java compiler errors, and Maven/Gradle issues with minimal changes. Use when Java or Spring Boot builds fail.

Expert Java and Spring Boot code reviewer specializing in layered architecture, JPA patterns, security, and concurrency. Use for all Java code changes. MUST BE USED for Spring Boot projects.

Master engineering advisor — Kodelyth. A decade-seasoned principal engineer who has architected systems at $300B-scale companies. Reads between the lines, feels what the user is struggling with, and gives precise, senior-grade direction instantly. No hand-holding, no noise — just the exact answer. Use when you need strategic guidance, tool selection, or a clear path forward.

Manages the local Kodelyth Memory store — captures patterns and solutions from past sessions, recalls them when relevant, and shapes context for prompt-cache savings. Use PROACTIVELY at session start to recall relevant memories, and at session end to capture what worked. Model-agnostic.

Kotlin/Gradle build, compilation, and dependency error resolution specialist. Fixes build errors, Kotlin compiler errors, and Gradle issues with minimal changes. Use when Kotlin builds fail.

Kotlin and Android/KMP code reviewer. Reviews Kotlin code for idiomatic patterns, coroutine safety, Compose best practices, clean architecture violations, and common Android pitfalls.

Adversarial license-compliance auditor. Use when shipping commercial code, going open-source, or accepting third-party contributions. Detects GPL contamination, missing attributions, license incompatibilities, and copyleft viral risk.

Load and performance testing specialist — Kodelyth. Designs and interprets load tests using k6, Locust, Artillery, wrk, and ab. Identifies capacity limits, latency cliffs, and bottlenecks under realistic traffic patterns before they hit production. Use when you need to validate how a system behaves under load, before launch, after infrastructure changes, or when planning capacity.

Operate autonomous agent loops, monitor progress, and intervene safely when loops stall.

Framework and language migration specialist — Kodelyth. A decade-seasoned engineer who has led major version migrations at $300B-scale companies — React 16→19, Next.js 12→15, Python 2→3, Node 14→22, and more. Reads your codebase, identifies every deprecated pattern, produces a phased migration plan with exact file changes, and handles dependency conflicts. Use when upgrading any major framework, language, or library.

Fork any project for open-sourcing. Copies files, strips secrets and credentials (20+ patterns), replaces internal references with placeholders, generates .env.example, and cleans git history. First stage of the opensource-pipeline skill.

Generate complete open-source packaging for a sanitized project. Produces CLAUDE.md, setup.sh, README.md, LICENSE, CONTRIBUTING.md, and GitHub issue templates. Makes any repo immediately usable with Claude Code. Third stage of the opensource-pipeline skill.

Verify an open-source fork is fully sanitized before release. Scans for leaked secrets, PII, internal references, and dangerous files using 20+ regex patterns. Generates a PASS/FAIL/PASS-WITH-WARNINGS report. Second stage of the opensource-pipeline skill. Use PROACTIVELY before any public release.

Live thinking partner — Kodelyth. A decade-seasoned senior engineer who thinks out loud with you before you write a single line. Challenges assumptions, spots wrong approaches early, asks the questions you haven't thought of yet, and makes sure the implementation plan is sound before any code is committed. The cheapest bug is the one caught before coding starts. Use before implementing anything non-trivial.

Performance analysis and optimization specialist. Use PROACTIVELY for identifying bottlenecks, optimizing slow code, reducing bundle sizes, and improving runtime performance. Profiling, memory leaks, render optimization, and algorithmic improvements.

Expert planning specialist for complex features and refactoring. Use PROACTIVELY when users request feature implementation, architectural changes, or complex refactoring. Automatically activated for planning tasks.

Review pull request test coverage quality and completeness, with emphasis on behavioral coverage and real bug prevention.

Adversarial prompt-injection and AI safety auditor. Use when reviewing AI features, agent prompts, MCP servers, RAG pipelines, or any code that feeds untrusted text into an LLM. Hunts for jailbreaks, system-prompt leaks, indirect injection vectors, and tool-call hijacking.

Expert Python code reviewer specializing in PEP 8 compliance, Pythonic idioms, type hints, security, and performance. Use for all Python code changes. MUST BE USED for Python projects.

PyTorch runtime, CUDA, and training error resolution specialist. Fixes tensor shape mismatches, device errors, gradient issues, DataLoader problems, and mixed precision failures with minimal changes. Use when PyTorch training or inference crashes.

Dead code cleanup and consolidation specialist. Use PROACTIVELY for removing unused code, duplicates, and refactoring. Runs analysis tools (knip, depcheck, ts-prune) to identify dead code and safely removes it.

Owns the release ritual end-to-end — semver decisions, changelog generation, version bumping, tagging, release notes, deploy gates, rollback rehearsal, and post-release verification. Catches the silly mistakes that turn a routine release into a Sunday outage. Use before cutting any new version, or when a release went sideways.

Rust build, compilation, and dependency error resolution specialist. Fixes cargo build errors, borrow checker issues, and Cargo.toml problems with minimal changes. Use when Rust builds fail.

Expert Rust code reviewer specializing in ownership, lifetimes, error handling, unsafe usage, and idiomatic patterns. Use for all Rust code changes. MUST BE USED for Rust projects.

Adversarial secret-leak detective. Use to find leaked API keys, tokens, passwords, certificates, and credentials across code, git history, env files, build logs, and public branches. Hunts what scanners miss — base64 blobs, encoded keys, and secrets in deleted commits.

Security vulnerability detection and remediation specialist. Use PROACTIVELY after writing code that handles user input, authentication, API endpoints, or sensitive data. Flags secrets, SSRF, injection, unsafe crypto, and OWASP Top 10 vulnerabilities.

SEO specialist for technical SEO audits, on-page optimization, structured data, Core Web Vitals, and content/keyword mapping. Use for site audits, meta tag reviews, schema markup, sitemap and robots issues, and SEO remediation plans.

Review code for silent failures, swallowed errors, bad fallbacks, and missing error propagation.

Adversarial supply-chain security specialist. Use when auditing dependencies, lockfiles, install scripts, or any third-party code. Hunts typosquats, malicious post-install scripts, lockfile drift, unsigned packages, and compromised maintainer accounts.

Test-Driven Development specialist enforcing write-tests-first methodology. Use PROACTIVELY when writing new features, fixing bugs, or refactoring code. Ensures 80%+ test coverage.

Analyze type design for encapsulation, invariant expression, usefulness, and enforcement.

Expert TypeScript/JavaScript code reviewer specializing in type safety, async correctness, Node/web security, and idiomatic patterns. Use for all TypeScript and JavaScript code changes. MUST BE USED for TypeScript/JavaScript projects.

Master UX and accessibility engineer — Kodelyth. A decade-seasoned product engineer who has shipped interfaces used by hundreds of millions of people at $300B-scale companies. Reviews frontend code with the eye of a UX architect — not by rules, but by deeply understanding how humans think and feel when they use software. Does NOT touch design aesthetic or visual style unless asked. Focuses purely on usability, interaction logic, accessibility, and user trust.