Api

Migrate prompts and code from Claude Sonnet 4.0, Sonnet 4.5, or Opus 4.1 to Opus 4.5. Use when the user wants to update their codebase, prompts, or API calls to use Opus 4.5. Handles model string updates and prompt adjustments for known Opus 4.5 behavioral differences. Does NOT migrate Haiku 4.5.

This skill provides production-ready FastAPI project templates with comprehensive patterns for async database operations, CRUD repositories, service layers, JWT authentication, and testing. It guides developers in setting up well-structured Python API projects using modern async patterns and best practices.

Rowan is a comprehensive skill for computational chemistry that provides cloud-based access to quantum chemistry workflows including pKa prediction, geometry optimization, conformer searching, protein-ligand docking, and AI-powered protein cofolding. It wraps the rowan-python and stjames libraries to enable molecular property calculations without requiring local computational resources.

This skill enables querying the KEGG (Kyoto Encyclopedia of Genes and Genomes) bioinformatics database through REST API calls. It supports pathway analysis, gene-pathway mapping, metabolic pathway exploration, drug interaction checking, and ID conversion between KEGG and external databases like UniProt and PubChem.

This skill enables querying FDA regulatory databases through the openFDA public API. It provides access to drug adverse events, device safety data, food recalls, veterinary reports, and substance information for regulatory research and safety analysis.

This skill enables querying the ClinicalTrials.gov database to search for clinical trials by condition, drug, location, status, or phase. It provides functions to retrieve detailed trial information, extract eligibility criteria, and export data for clinical research and patient matching workflows.

This skill provides comprehensive guidance for building Stripe payment integrations. It includes best practices for using Checkout Sessions, Payment Intents, webhooks, and Stripe Connect, along with helpful commands for explaining error codes and displaying test card numbers.

Provides comprehensive best practices for building Stripe integrations including payment processing, checkout flows, subscriptions, webhooks, and Connect platforms. Includes commands for explaining Stripe error codes and displaying test card numbers for development.

This is the official Stripe plugin that helps developers build payment integrations. It provides best practices guidance, error code explanations, test card references, and connects to Stripe's MCP server for enhanced payment processing capabilities.

A comprehensive reference guide for WooCommerce REST API integration. Covers all major e-commerce operations including product management, order processing, customer handling, webhook configuration, coupons, and sales reports with code examples for both Node.js and Python.

A comprehensive reference guide for integrating with the Reddit API. Covers setup, authentication (script apps, read-only, and OAuth2 web flow), common operations like fetching posts and comments, posting, voting, streaming, and direct API access using Python (PRAW, httpx) and TypeScript (Snoowrap, fetch).