Best Eval AI Skills & MCP Servers

WorkPaper API, CLI evaluator, and MCP server for headless spreadsheet formulas in Node.js services and agents.

CogmemAi: Autonomous Cognitive Memory for Any Ai System. 95.10% on LongMemEval (top published score on the field's hardest long-term memory benchmark) and 91% on LoCoMo (above human performance). Autonomous memory capture: your Ai's work is saved even whe

MCP server for AI agents to evaluate consequences before destructive actions. Analyzes Terraform plans, shell commands, and MCP tool calls.

MCP server for markdown plan review — companion to the MD Feedback VS Code extension. AI agents read annotations, mark tasks done, evaluate quality gates, and generate session handoffs. 27 tools for Claude Code, Cursor, and other MCP-compatible clients.

MCP server for Formulon Excel-compatible formula and workbook evaluation

Security evals for the AI era. Probes · Targets · Graders · Proof. Confirmed XSS / SQLi / BOLA / prompt-injection / MCP-RCE with reproducible proof attached to every finding.

Cognitive architecture for persistent AI agent memory. Knowledge graph with learning retrieval, ACT-R decay, and spreading activation. Markdown-native, local-first, zero cloud. MCP server + CLI.

Persistent memory for AI coding agents. Local-first knowledge engine with atomic facts, entity graph, and hybrid retrieval. Auto-integrated with Claude Code via hooks; MCP-native for Cursor, Continue, Cline, Windsurf, and any other MCP client.

Model Context Protocol (MCP) server for LightRAG - 30 fully working tools with complete RAG and Knowledge Graph integration

Skar turns a captured AI agent trace into a committed pytest regression test. MCP server + CLI. Use when a tool-using agent run fails and you want to lock the failure as an executable test.

MCP server for efficient PDF text extraction, search, and metadata retrieval for Claude Code

MCP server for paper-search-agent: academic paper discovery, access planning, and full-text retrieval via campus network

MCP server for LanceDB-backed long-term memory with hybrid retrieval (Vector + BM25), cross-encoder rerank, multi-scope isolation, and memory lifecycle management

Adaptive memory system for AI applications. Multi-strategy retrieval, cognitive scoring, knowledge graph, and self-improving ML. Connects via MCP or REST API.

Model Context Protocol server for digitalcalculator.info financial calculators. v0.3.0 ships 9 calculator tools (mortgage monthlyPayment, compound-interest futureValue, retirement401k projection, Social Security estimatedBenefit, paycheck netPay, IRA cont

MCP-сервер для поиска UI-компонентов с использованием RAG на базе LanceDB и GigaChat

MCP server that gives merchandising agents eyes on any storefront — scrape, audit, compare, roundtable analysis, and eval tracking via 11 tools.

MCP server for understanding Javascript internals from ECMAScript specification. Provides vector search over the ECMAScript spec, section content retrieval, and JavaScript code execution with spec section tracing via engine262.

Self-learning vector memory for AI agents — single-file .rvf cognitive container with HNSW search, episodic Reflexion memory, causal graph + Cypher, 9 RL algorithms, Thompson Sampling bandit, 41 MCP tools, hybrid (BM25 + dense) retrieval, GNN attention. 1

MCP server for @agentdance/node-webrtc — lets AI agents discover, evaluate, and get started with the pure-TypeScript WebRTC stack

Cloudflare-hosted MCP server for code indexing, retrieval, and assistant memory with a direct remote MCP endpoint and local stdio bridge.

MCP server unit testing, end to end (e2e) testing, and server evals

A Model Context Protocol (MCP) server for Ragie

NIA AI Web Evaluation Agent MCP Server - Autonomous browser testing and debugging