By package registry
MCP servers published as PyPI packages
3,187 servers in the MCP Registry are distributed as a Python package published to PyPI. They run on the user's own computer and need Python; clients usually start it with uvx (from uv) or after pip install.
- Servers
- 3,187
- Run over stdio
- 3,160
- Declare environment variables
- 1,433
- Also remote
- 225
- Version stated
- 100%
Python packages are usually started with uvx <package>, which runs the package's command in a temporary, isolated environment (uv must be installed), or installed with pip and run directly.
| Server | Runs |
|---|---|
| 2Captcha MCPFull 2Captcha API (43 tools) for Claude Code: 31 captcha solvers + management + webhook. | Local · stdio |
| 3D VisualizerInspect, compare and export point clouds, meshes and calibrated depth data with inline 3D previews. | Local · stdio |
| A-Pay ProtocolUniversal HTTP 402 Micropayment Protocol & Autonomous Economic Settlement Engine for AI Agents. | Remote & Local · HTTP, stdio |
| A11Y ToolkitThe accessibility layer for AI coding agents: audit, fix, document and watch - WCAG 2.2. | Local · stdio |
| A2atlassianJira & Confluence for AI agents. Pre-configured connections, compact output. | Local · stdio |
| A2CRSave AI-agent handoff checkpoints, WorkStash notes, and WorkThreads in a local A2CR workspace. | Local · stdio |
| A2dbSafe, read-only database access for AI agents. 5 databases, batch queries, SQLGlot. | Local · stdio |
| AaMCP server for read-only American Airlines AAdvantage account access. | Local · stdio |
| AAAA-Nexus MCPFormally verified AI safety APIs. 75+ endpoints, pay-per-call via USDC x402, no signup. | Local · stdio |
| ABAP AcceleratorMCP server for SAP ABAP development with 15 tools for ABAP objects, syntax, ATC, and more. | Local · stdio |
| Ableton for AIBridge between Ableton Live and AI. Inspect, analyze audio, and control mixing via MCP. | Local · stdio |
| Ableton Live MCP ServerControl Ableton Live with 156 typed tools for music production and offline.als analysis. | Local · stdio |
| AbraFlexiMCP server for AbraFlexi ERP — invoices, contacts, products, bank transactions. | Local · stdio |
| Abs MCPQuery the ABS in plain English — CPI, labour force, building approvals, migration, GDP. | Local · stdio |
| AbscissaSafety-aware MCP server for Linear issues, projects, cycles, and dependencies. | Local · stdio |
| Ac JobsAdmission gate for AI agents: submit a step, get admit/hold/reject vs your constitution. | Local · stdio |
| Academic Research KernelDeterministic research state, evidence validation and statistical recomputation. | Local · stdio |
| Acb Tax MCPCanadian ACB and capital gains: average-cost, per-disposition gains, superficial-loss detection. | Local · stdio |
| AchlensLocal-first MCP server and CLI for validating and generating synthetic ACH files. | Local · stdio |
| acikpozTurkish public construction unit-price (birim fiyat) catalog PDFs into structured pozes. | Local · stdio |
| ACMSApple Container MCP Server (ACMS) provides access to Apple's container CLI tool on macOS. | Local · HTTP |
| Acmt001 MCPMCP server for ISO 20022 acmt.001 account management message generation and validation. | Local · stdio |
| Acord Bridge MCPBridge ACORD insurance messages to ONE OS — parse, validate, map, govern (Solvency II / GDPR /. | Local · stdio |
| Acquisition.govAcquisition.gov FAR Overhaul model parts, agency deviations, PDFs, and guidance. 5 tools. | Local · stdio |
| Actenon KernelVerify consequential AI actions before they execute. | Local · stdio |
| ActionlayerConcierge for AI agents: takes action in the physical world — book, order, register, resolve. | Remote & Local · HTTP, stdio |
| ActTraceClassify AI systems under the EU AI Act and generate Article 50 transparency notices. | Local · stdio |
| AcumaticaConnect AI assistants to Acumatica ERP — 28 tools for queries, mutations, GIs, attachments. | Local · stdio |
| Ad Creative IntelligenceCreative fatigue, winning-angle, competitor ad, and hook benchmark intelligence. | Local · stdio |
| Adam FrameworkPersistent memory tools for Claude Desktop. Search your vault or Obsidian notes mid-conversation. | Local · stdio |
| Adaptive Memory GraphPersistent memory for Claude via weighted, interconnected knowledge nodes. | Local · stdio |
| ADCIRC Model Setup MCP ServerADCIRC model configuration debugging, parameter lookup, and validation. | Local · stdio |
| AdclipAd creative generation via MCP — copy and static images from a JSON brief. Keyless. | Local · stdio |
| Adif MCPADIF 3.1.6 parser and validator for amateur radio QSO logs. Full spec coverage. | Local · stdio |
| AdLoopGoogle Ads, Reddit Ads, GA4 and Tag Manager in your AI client, with a preview before every change. | Remote & Local · HTTP, stdio |
| advisorfinder.comSearch and vet SEC-registered financial advisors: profiles, disclosures, firm fees, credentials. | Remote & Local · HTTP, stdio |
| AegisLocal stdio MCP server for the AEGIS governance client. The hosted evaluation service is offline. | Local · stdio |
| AegisCharter-bound defensive security copilot: secrets, obfuscation, deps, Dockerfile, IaC scans. | Local · stdio |
| Aegis — AI Agent GovernancePolicy-based governance for AI agent tool calls. YAML policy, approval gates, audit logging. | Local · stdio |
| Aemo MCPQuery the AEMO NEM in plain English — 5-min prices, demand, generation, rooftop PV. | Local · stdio |
| AEO ScannerAI visibility for ChatGPT/Perplexity/Claude — triple score (AEO+GEO+Agent) with fix code. Free. | Remote & Local · HTTP, stdio |
| AESO MCPTyped Alberta electricity market data and analytics via official AESO APIs. | Local · stdio |
| Aether-X Port Congestion OracleLive port congestion signal, vessel queue, ETA delay and demurrage exposure for 19 ports. | Remote & Local · HTTP, stdio |
| African Speech Corpora Quality AuditRead-only, provenance-aware selection of Wolof speech corpora by measured quality. | Local · stdio |
| AfterpathsSession memory for AI coding agents. Search past sessions, extract rules, and track what works. | Local · stdio |
| Afya MCPMCP server for health-service coordination in East Africa (afya = health) | Local · stdio |
| Afya Ya Akili MCPMCP server for mental-health support coordination in East Africa (afya ya akili = mental health) | Local · stdio |
| Agenda Intelligence MDEvidence-readiness MCP server: validate, audit, and score briefs, memos, and evidence packs. | Remote & Local · HTTP, stdio |
| AgendumAI agent memory: task tracking, scoped work packages, decisions, and cross-session continuity. | Local · stdio |
| Agent BoosterCut AI agent token costs 5-15x — routes only relevant code symbols instead of full files. | Local · stdio |
| Agent BrowserSelf-hosted Chrome for AI agents, with a live noVNC view a human can take over. | Local · stdio |
| Agent Coherence — Stale Write Guard (FS)Coherence guard for shared files: denies stale writes so agents don't silently overwrite each other. | Local · stdio |
| Agent Cowork MemoryShared task memory and delegation for Codex, Cursor, Claude Code, and OpenCode. | Local · stdio |
| Agent Droid BridgeMCP server giving AI agents eyes and hands inside Android devices via ADB. | Local · stdio |
| Agent EvalStatistical regression testing for LLM agents: p-value, effect size, and CI on behavior change. | Local · stdio |
| Agent GateFail-closed quality gate and hash-chained receipt ledger for AI agent workflows. | Local · stdio |
| Agent GuardSafety checks an agent runs before it acts: package malware, destructive command, secret leak. | Local · stdio |
| Agent GuardrailDeterministic policy firewall for AI agent tool calls - YAML rules, not a fuzzy risk score. | Local · stdio |
| Agent Guardrail MCP ServerAction-level governance for AI agents -- control what they DO, not what they SAY. | Local · stdio |
| Agent HarnessesAgent-harness picks, decision guides, and setup templates; live GitHub/HN discovery. | Local · stdio |
| Agent ImmuneAI agent security: prompt injection detection, semantic memory, output scanning, prompt hardening. | Local · stdio |
| Agent Incident Reporter MCPSigned, hash-chained, tamper-evident AI incident records. EU AI Act Article 73 serious-incident repo. | Local · stdio |
| Agent InternDelegate from Claude Code to Gemini, Codex, Copilot, Cursor and opencode CLIs as sub-agents. | Local · stdio |
| Agent JSON ReliabilityDeterministic inspect, safe repair, and JSON Schema validation for agent JSON. No LLM. | Local · stdio |
| Agent MagnetBehavioral memory layer for AI tools. Learns preferences and context across Claude, Cursor, Codex. | Local · stdio |
| Agent MCP GatewayOn-demand tool discovery for all your MCPs and per-subagent MCP controls to preserve context window. | Local · stdio |
| Agent MemoryPersistent agent memory with a decision layer: replay, restore, verify, or none — explainable. | Local · stdio |
| Agent Memory OsLocal-first memory engine for AI-agent teams: team/project ACL, recall, and federated sync. | Local · stdio |
| Agent ObservabilityAI agent observability with deterministic record/replay for debugging agent failures. | Local · stdio |
| Agent Seo EngineAgent-first local SEO quality, intent and opportunity engine with CLI and optional MCP server. | Local · stdio |
| Agent Web SearchProvider-neutral web_search for AI agents. Grounding + agent search APIs, keyless defaults. | Local · stdio |
| agent-bomSecurity scanner and graph for agentic infrastructure — agents, MCP, runtime, and blast radius. | Local · stdio |
| agent-godmodeSandboxed workspace MCP: file ops, argv-only run_command, list_files; BYO LLM prompts. | Local · stdio |
| agent-mailbox — Mailbox and Wake System for AI Agent TeamsMailbox + wake system for AI agent teams: letters always land, right agent wakes, quiet otherwise. | Local · stdio |
| AgentAuthIdentity and auth for AI agents: credentials, tokens, delegations, and permission checks. | Local · stdio |
| AgentBillOne spend ceiling per agent job, as MCP tools. Bound to a task_ref you pass, not a calendar month. | Remote & Local · HTTP, stdio |
| agentburnLocal profiler: which usage window took you out, and where your agent's money goes. | Local · stdio |
| AgentcentsLocal LLM cost proxy: forecasts each call and recommends the cheapest model that clears the task. | Local · stdio |
| AgentFEMBuild, run, inspect, and verify finite-element simulations with AgentFEM. | Local · stdio |
| agentfensterWindows GUI automation on a hidden second desktop, driven from Claude Code over MCP. | Local · stdio |
| AgentfetchToken-budgeted web fetch for AI agents — auto-routes Jina, FireCrawl, Trafilatura, PDF. | Local · stdio |
| agentholdShared versioned state for multi-agent AI workflows. | Local · stdio |
| Agentic ComputeSecure Python sandbox for data optimization and Matplotlib rendering via x402 microtransactions. | Local · stdio |
| Agentic HILDevelop firmware on the real board behind a debug probe: flash, reset, UART and CAN, policy-gated. | Local · stdio |
| Agentic LedgerLocal-first flight recorder for AI agents: sessions, costs, loop runs, and stuck-loop flags. | Local · HTTP |
| Agentic ResearchLocal research agent that verifies its own answers. Runs on Gemma 3 4B + Ollama, $0/query. | Local · stdio |
| Agentic Wallet Guardian V3Explainable ALLOW/WARN/BLOCK risk decisions for AI agent actions before execution, signed as OAA. | Local · stdio |
| AgenticworkspaceWraps the AgenticWorkspace CLI as a single generic MCP tool for repo workspace scans. | Local · stdio |
| agentmailkitRun scheduled LLM-written email digests from local files and feeds. Local-first MCP server. | Local · stdio |
| agentmemGoverned memory for coding agents. Trust lifecycle, conflict detection, health scoring. | Local · stdio |
| AgentPayX402 micropayments MCP: Xiaohongshu notes and paid APIs settled in USDC on Base. | Remote & Local · HTTP, stdio |
| AgentPay VNLet AI agents collect VietQR payments — generate a QR and auto-confirm settlement. | Local · stdio |
| AgentPoolSee each coding-agent subscription's live limits and offload work to one with headroom. | Local · stdio |
| agentpromocodeACDP reference MCP server for promo-code resolution and checkout feedback. | Local · stdio |
| AgentqlQuery webpages and extract structured data using natural language. | Local · stdio |
| AgentRaaS wrapWraps any MCP server: identical write-tool calls run once, and every tool call is audit-logged. | Local · stdio |
| Agentrank MCPFind real, verifiable businesses with provenance and source URLs - for AI agents. | Local · stdio |
| Agentrender MCPURL to screenshot, PDF, or structured extract for AI agents via MCP. | Local · stdio |
| AgentriskRisk guardrails for AI trading agents. Your agent proposes; your policy decides. | Local · stdio |
| AGENTS.md GeneratorAnalyzes codebases with tree-sitter and generates AGENTS.md files for AI coding agents. | Local · stdio |