Best Token AI Skills & MCP Servers

Cross-platform CLI tool for AI Game Developer (Skills & MCP). Full AI develop and test loop. Efficient token usage, advanced tools. Creates Unity project, installs plugins, configures tools, and manages HTTP connection with Unity Editor and a game made wi

MCP server for building Vue.js design systems - component analysis, documentation, variant generation, and design tokens

MCP server for myOperator UI components - enables AI assistants to access component metadata, examples, and design tokens

ctxloom — The Universal Code Context Engine. A local-first MCP server providing intelligent code context via hybrid Vector + AST + Graph search with Skeletonization (92% token reduction).

TES SDK — LLM observability and lifecycle tracking via Pentatonic Thing Event System. Track token usage, tool calls, and conversations. Manage things through event-sourced lifecycle stages with AI enrichment and vector search.

Shared MCP server building blocks for @us-all servers — token-efficient by design (category toggles, extractFields, search-tools meta, registry, runtime)

Model-agnostic code memory MCP server. Budget-aware graph retrieval for AI agents — sub-millisecond queries, token budgeting, no embeddings, no API keys. Built on CodeGraphContext for 155-language tree-sitter indexing.

Intelligent file reading — multiple modes to minimize token usage.

Model Context Protocol server for swatchbook — exposes a DTCG project's tokens, axes, and diagnostics to AI agents without running Storybook.

Local MCP server for PixelAgent — apply diffs, resolve elements, read design tokens

Model Context Protocol server for Spectrum design data including tokens, schemas, and component anatomy

Token-efficient, markdown-first Notion MCP server — agents write markdown, never touch raw Notion JSON

YouTube MCP server for token-optimized, structured data using the YouTube Data API v3.

Arguslog MCP server — exposes the full Arguslog API (issues, projects, orgs, alerts, releases, tier admin, …) as Model Context Protocol tools. Authenticate with a Personal Access Token from the dashboard.

Unified AI coding agent with MCP integration for Claude, VS Code, and Kiro IDE. Features persistent knowledge graph via OverdriveDB, token compression (60-80%), multi-model switching, and shared/independent project modes.

MCP server that gives Claude Code persistent memory of your codebase, backed by Gemini's 2M-token context. Includes eager `ask`/`code` for cached repo Q&A and `ask_agentic` for agentic file access on repos that exceed the model's input-token limit.

MCP server for BYTE Library — per-byte USDC data feeds for AI agents on Arbitrum. Subscribe to first-party feeds or pay-per-call via x402; every settlement carries an EIP-712 PayloadAttestation receipt. No API keys, no token.

ContextStream MCP server - v0.4.x with consolidated domain tools (~11 tools, ~75% token reduction). Code context, memory, search, and AI tools.

LLMBlitz MCP server — token-level prompt analysis and hardening inside Claude Code

JD Codec — local MCP proxy that compresses browser-agent snapshots ~80%+ via a cloud codec, with on-device PII redaction. The privacy-first connector for Playwright MCP and any MCP-capable agent.

TypeScript SDK for Gala Launchpad Backend API - 217 public methods supporting optional wallet (read-only and full-access modes). Production-ready DeFi token launchpad integration with AgentConfig setup, GalaChain trading, GSwap DEX integration, price hist

Compress text output to save tokens — strip comments, collapse whitespace, abbreviate patterns.

Local-first dashboard + MCP server for Claude Code and Codex token usage. MCP-aware, multi-vendor, MIT.

MCP server library for the Printr API - enables AI agents to launch tokens across EVM chains and Solana