Skill Claude CodeCodex
Use when building or debugging OpenAI Agents SDK workflows — defining agents with tools and handoffs, wiring typed context, streaming responses, adding guardrails, or integrating with the Agentex ADK.
Skill Claude CodeCodex
Build against the OpenAI API with current model selection, Responses API patterns, Codex model guidance, streaming, structured outputs, retries, and key management. Use when integrating OpenAI or Codex models into an app, service, CLI, or agent workflow.
Skill Claude CodeCodex
Use when load testing a service before launch or after a significant traffic change — writing k6 or Locust scripts, setting SLO-based pass/fail thresholds, diagnosing bottlenecks under load, or integrating performance tests into CI.
Skill Claude CodeCodex
Use when diagnosing a slow endpoint, fixing N+1 queries, adding a caching layer, offloading CPU-bound work to threads, or defining a latency budget for a service.
Skill Claude CodeCodex
Use when writing complex PostgreSQL queries, diagnosing slow queries with EXPLAIN ANALYZE, designing indexes, handling concurrent writes, or planning safe schema migrations on large tables.
Skill Claude CodeCodex
Use when writing, reviewing, or adapting a Claude Code skill for sale on PromptBase — checking scope, audience breadth, rejection risk, description quality, examples, and setup instructions.
Skill Claude CodeCodex
Use when defining request/response schemas, writing custom validators, controlling serialization for PATCH endpoints, validating non-model data with TypeAdapter, or configuring app settings from environment variables with pydantic-settings.
Skill Claude CodeCodex
Python engineering guidance for type hints, pydantic validation, httpx usage, pytest conventions, pyproject structure, async patterns, and lightweight dependency injection. Use when building or reviewing Python services and libraries.
Skill Claude CodeCodex
Use when building advanced React features — designing custom hooks, using Suspense or error boundaries, working in Next.js App Router with Server Components or Server Actions, applying TypeScript generics, or building animated UI with Framer Motion, View Transitions, or scroll-driven animations.
Skill Claude CodeCodex
Use when choosing a Redis data structure for a use case, implementing caching or rate limiting, building pub/sub or Streams-based real-time messaging, or writing atomic operations like distributed locks.
Skill Claude CodeCodex
Use when writing a PRD, drafting user stories with acceptance criteria, breaking an epic into sprint-sized vertical slices, story pointing in planning poker, or defining a team's Definition of Done.
Skill Claude CodeCodex
Application security guidance covering OWASP Top 10 mitigations, secrets handling, boundary validation, SQL injection prevention, JWT usage, dependency scanning, and STRIDE threat modeling. Use for audits, auth changes, or any security-sensitive code.
Skill Claude CodeCodex
Use when writing Playwright E2E tests for critical user journeys, setting up post-deployment smoke tests, debugging flaky browser automation, or implementing BDD feature files with Gherkin.
Skill Claude CodeCodex
Use when installing claude-spellbook for the first time, setting up skills/agents/commands globally or into a specific project, registering the memorymap MCP server, enabling lifecycle hooks, or migrating an existing install to a new machine.
Skill Claude CodeCodex
Use when using async SQLAlchemy 2.0 — defining models, writing queries, managing async sessions, loading relationships without N+1, or setting up and debugging Alembic migrations.
Skill Claude CodeCodex
Use when designing a new service from scratch, writing a tech spec or RFC, selecting a database or communication pattern, estimating capacity, or reviewing a design for scalability and reliability gaps.