MCP Server Directory

Overwing ai.overwing/mcp

Guardrails for LLM output: pass / fail / review verdicts and one recommended action. Hosted or npm.

1NFER Inference Discovery business.hesoyam/inference-discovery

Inspect 1NFER models, crypto funding terms and task cost without keys or paid calls.

modelright dev.modelright/modelright

Live registry of AI model specs, context windows, and per-token pricing.

HardCopy Labs com.hardcopylabs/hardcopy

Order real 3D prints from chat: send an STL or OpenSCAD model, see one price, get it by UPS.

stdio bridge for the SPOC MCP server — for Claude Desktop, Cursor, Zed

Compound Labs: eight keyless lookups. Model pricing, dep health, stack cost, registries.

CitePulse AI — 7-Agent GEO & LLM Citation Readiness Server com.run402.citepulse-ai/mcp

Audit any URL for ChatGPT, Claude & Perplexity GEO citation readiness, llms.txt & Schema.org.

qrlia com.qrlia/qrlia

Create and manage dynamic QR codes and read their scan analytics from Claude and other MCP clients.

Mode VC Chart: OpenAI Leaderboard Ranking: 8th Among Labs on Arena com.modevc/chart-openai-leaderboard-ranking

OpenAI was the #1 lab on Arena for 95% of 2024. On 25 Sept 2026 it ranks 8th among labs, and.

Mode VC Chart: Open Weights vs. Proprietary AI: The Gap Stays at 42 Points com.modevc/chart-open-weights-vs-proprietary-arena-gap

Open weights briefly beat every proprietary model in early 2025 (deepseek-r1); today the best.

Query the CGTrader 3D marketplace REST API v1: page through models.

Bria com.bria-api/bria-mcp

Commercially licensed image generation and editing with IP indemnification.

RenRaku jp.co.renraku/renraku

メールと LINE 公式アカウントの顧客対応サービス RenRaku を、Claude や ChatGPT などの AI から利用するための MCP サーバーです。

Background sub-agents for Claude Code, Codex, Kimi and OpenCode, over MCP, with a spend cap.

Mode VC Chart: Best LLM for Coding: The Arena Coding Leaderboard com.modevc/chart-best-llm-for-coding

claude-opus-4-6-high leads Arena coding at 1535. Anthropic has held #1 for 280 days, but Z.ai.

NudgeLink co.nudgelink/nudgelink

LinkedIn outreach in Claude or ChatGPT: campaign stats, replies, leads, drafts. Never sends.

Persistent memory layer for AI coding agents: save, recall, update via Gemini plus LanceDB

Image generation with Google Gemini 3.1 Flash: 512px-4K, reference images, search grounding

Every machine you have, for your agent: free GPUs, jobs, served models, software, over SSH.

Reading order for big pull requests: what to read first, what can wait. Offline, no model.

UI design MCP: design references, intent routing, anti-slop static detector and gate. No API key.

Duffer Golf net.duffergolf/duffer-golf

Read-only Duffer Golf facts: models and prices, room fit, FAQ, dealers and contact.

Run commands with API keys injected per call — values never enter model context.

Mode VC Chart: Gemini Leaderboard Ranking: Google's Days at #1 com.modevc/chart-gemini-leaderboard-ranking-days-at-number-one

Since Jan 2024, Google's models have been #1 on Arena for 227 of 1003 days, third among labs.