NFT

Implement NFT standards (ERC-721, ERC-1155) with proper metadata handling, minting strategies, and marketplace integration. Use when creating NFT contracts, building NFT marketplaces, or implementing digital asset systems.

Execute calculate NFT rarity scores and floor prices across collections and marketplaces. Use when analyzing NFT collections and rarity. Trigger with phrases like "check NFT rarity", "analyze collection", or "calculate floor price".

Calculate NFT rarity scores and floor prices across collections and marketplaces.Use when analyzing NFT collections and rarity.Trigger with phrases like "check NFT rarity", "analyze collection", or "calculate floor price".

Build document Q&A and searchable knowledge bases with Google Gemini File Search - fully managed RAG with automatic chunking, embeddings, and citations. Upload 100+ file formats (PDF, Word, Excel, code), configure semantic search, and query with natural language. Use when: building document Q&A systems, creating searchable knowledge bases, implementing semantic search without managing embeddings, indexing large document collections (100+ formats), or troubleshooting document immutability errors (delete+re-upload required), storage quota issues (3x input size for embeddings), chunking configuration (500 tokens/chunk recommended), metadata limits (20 key-value pairs max), indexing cost surprises ($0.15/1M tokens one-time), operation polling timeouts (wait for done: true), force delete errors, or model compatibility (Gemini 2.5 Pro/Flash only).

Standardized pytest configuration for plugin development with shared test patterns. Triggers: pytest configuration, conftest, fixtures, test setup Use when: setting up pytest for plugin development or creating fixtures

Use when pytest fixtures, conftest files, parametrize decorators, and fixture scopes for comprehensive test setup.

Expert on Aptos token standards including fungible tokens (Coin, Fungible Asset), non-fungible tokens (Digital Asset standard, Token V1/V2), collections, metadata, minting, burning, and transfer patterns. Triggers on keywords token, nft, fungible asset, coin, digital asset, collection, mint, burn, metadata, royalty

Helius Solana RPC and API expert. Use when user mentions Helius, Solana RPC, LaserStream, DAS API, Digital Asset Standard, Solana webhooks, Priority Fee API, Enhanced Transactions, ZK Compression, Solana infrastructure, getAsset, getTransactionsForAddress, or Solana NFT metadata.

Python testing with pytest, coverage, fixtures, parametrization, and mocking.Covers test organization, conftest.py, markers, async testing, and TDD workflows.Use when user mentions pytest, unit tests, test coverage, fixtures, mocking,or writing Python tests.

Extract, cache, and transform media from Bitcoin blockchain transactions. Use when extracting files from outpoints, downloading NFT collections, or transforming blockchain media (images, video, audio).

Advanced pytest patterns including fixtures, markers, plugins, and async testing.Use when implementing test infrastructure, organizing test suites, using pytest plugins,or setting up complex test scenarios with fixtures and parametrization.Triggered by: pytest, fixtures, parametrize, conftest, test organization, async testing.

Python-specific testing practices with pytest, fixtures, mocking, async testing, coverage configuration, and uv execution rules. Activate when working with pytest files, conftest.py, test directories, pyproject.toml testing configuration, or Python test-related tasks.

Optimize Claude Code skills for token efficiency using progressive disclosure and content loading order. Use when optimizing skills, reducing token usage, restructuring skill content, improving skill performance, analyzing skill size, applying 500-line rule, implementing progressive disclosure, organizing reference files, optimizing YAML frontmatter, reducing context consumption, improving skill architecture, analyzing token costs, splitting large skills, or working with skill content loading. Covers Level 1 (metadata), Level 2 (instructions), Level 3 (resources) loading optimization.

pytest testing patterns for Python. Triggers on: pytest, fixture, mark, parametrize, mock, conftest, test coverage, unit test, integration test, pytest.raises.

適切なメタデータ処理、ミント戦略、マーケットプレイス統合を備えたNFT標準(ERC-721、ERC-1155)を実装します。NFTコントラクトを作成する時、NFTマーケットプレイスを構築する時、またはデジタル資産システムを実装する時に使用してください。

3層開示モデル（メタデータ→本文→リソース）による段階的な情報提供で、トークン効率と知識スケーラビリティを両立。スキル発動信頼性を最大化し、必要な時に必要な知識だけをロードします。Anchors:• The Pragmatic Programmer (Andrew Hunt, David Thomas) / 適用: 段階的な情報開示と実践的改善 / 目的: トークン効率を維持しながら深い知識を提供• Progressive Disclosure (Jakob Nielsen) / 適用: 認知負荷の最小化 / 目的: UX設計原則のスキルメタデータへの応用• Information Architecture (Louis Rosenfeld) / 適用: 階層的知識組織化 / 目的: 遅延読み込みとインデックス駆動設計Trigger:Use when designing skill metadata, optimizing token usage, implementing progressive disclosure patterns, improving skill activation reliability, organizing knowledge hierarchically, reducing context window consumption, or creating scalable documentation structures.

Fetch and compress blog articles from tech-lab.sios.jp into the doc/ directory with token usage statistics and OGP metadata

Uses the mcp postgresql to read and write crm relevant data to the crm database: Its about: sales_opportunity (Verkaufschancen) person (Kontaktperson im Unternehmen) company_site (Ein Standort eines Unternehmens) event (Aktivität, TODO, ... insgesamt bilden die Aktivitäten die Historie und die Zukunft von company_site, person und sales_opportunity ab) data_files (Dateien: PDFs, Bilder, E-Mail-Anhänge, Office-Dokumente - verknüpft mit CRM-Entitäten)

Pytest testing patterns, fixtures, mocking, and coverage for GMailArchiver. Use when writing unit tests, integration tests, creating fixtures, mocking Gmail API, or checking coverage. Triggers on: test, pytest, fixture, mock, coverage, conftest, assert, unit test, integration test.

Master NFT development with token standards, metadata, marketplaces, and on-chain art