MCP Server Directory

O(k) space unbiased stream reservoir sampling and quantile estimation engine for LLM telemetry and h

Claude Code helper: DeepSeek V4.1 Flash reviews Claude's code for bugs and gives second opinions

Gobkit Free 3D Models io.github.Ariescar/gobkit-free-3d

Free CC0 low-poly 3D models (GLB): rigged, animated animals, dinos, insects, people. No key.

Rack Rates dev.rackrates/ledger

Published list prices of compute (VPS, GPU hours, LLM tokens, media), archived daily. Read-only.

Loquela Remote io.github.koaque/loquela-remote

Private English transcription with speaker labels and word timings. US beta; paid minutes required.

quantstark com.quantstark/quantstark

Quantitative equity toolkit: factor data, backtests, risk model, attribution, optimizer.

Inspect OpenAPI 3.0 specs and synthesize schema-compliant Model Context Protocol tool declarations w

oZapOnline WhatsApp com.ozaponline/whatsapp

Business WhatsApp from Claude: read chats, reply to customers, pause the AI agent, edit its prompt.

Mailchimp MCP by InsightfulPipe com.insightfulpipe/mailchimp

Hosted Mailchimp MCP server for Claude, ChatGPT and Cursor, with each action switched per account.

SEO + GEO: Search Console, Bing, Yandex, IndexNow, AI Overviews and LLM citation tracking.

OneOver com.oneover/mcp

Chat, image, video, and audio models from many vendors behind one remote MCP server and one key.

Swolvy com.swolvy/mcp

Publish HTML from Claude, ChatGPT, Gemini or any MCP client and get a shareable link. No account.

GPT Image Hub io.github.jqy-yo/gptimagehub

Search attributed image prompts, retrieve full templates, and browse GPT Image Hub categories.

Klaviyo MCP by InsightfulPipe com.insightfulpipe/klaviyo

Hosted Klaviyo MCP server for Claude, ChatGPT and Cursor, with each action switched per account.

Brain-Transplant Continuity Certificate com.textforagents/brain-transplant-continuity-certificate

Commitment re-assumption across model transplants. Checks $0.01, handling $0.50, plan $9.99/mo.

BatterySnap com.battery-snap/batterysnap

Real-world Android battery stats from BatterySnap users: device, model and fleet rankings.

Capacity Option: price-cliff hedge for agent fleets com.textforagents/capacity-option-price-cliff-hedge

Coverage-gated capacity options: the right to today's model price until expiry, for a 4% premium.

CrimeMetric com.crimemetric/crime-index

Modeled crime rates per resident for U.S. addresses: 16 crime types vs the U.S., with 80% intervals.

Instagram MCP by InsightfulPipe com.insightfulpipe/instagram

Hosted Instagram MCP server for Claude, ChatGPT and Cursor, with each action switched per account.

LLM benchmark rankings, drift status, incidents and Smart Router previews from AI Stupid Level.

DidYouSEO com.didyouseo/mcp

SEO audits, Search Console, GA4, keyword and backlink data for Claude, ChatGPT and Cursor.

Howseen ai.howseen/howseen-mcp

How ChatGPT, Gemini, Perplexity and Google AI name your brand, cite sources and rank rivals.

Exact calculators (loans, dates, units, LLM tokens, API cost, VRAM) + prefilled nanocalcs.com links

Jock Taxes for Claude com.jocktaxes/claude

Pro athlete after-tax salary calculators for MLB, NBA, NFL and NHL, built for Claude.