MCP Server Directory

Generate and edit GPT Image pictures with Ace Data Cloud; query the original image task.

PaperAgent — Send Physical Mail dev.paperagent/letters

Mail one-off USPS letters from ChatGPT or Claude after you approve the preview and price. US only.

Offline local-LLM helper: delegate simple errands to a local model, with sandboxed file tools.

VIN Decoder + Safety Recalls (NHTSA) io.github.pcp183/vin-decode

Decode a VIN and list NHTSA recalls for that model (US data). $0.003/call via x402.

ModelSpec io.github.turbobeest/modelspec

Find AI models that fit a job from your requirements, sourced benchmarks and real cost.

Compare AI subscription prices (ChatGPT, Claude, Gemini, Grok) across 130+ verified shops.

Tyndall AI com.tyndallai.www/creative

Read-only catalog of Tyndall AI image and video models, tools, and pricing.

Apple Shortcuts MCP: build, lint and sign iOS Shortcuts (.shortcut) from Claude, Codex or any LLM.

Turn any web page into clean Markdown, text or token-bounded RAG chunks (via RapidAPI).

Mode VC LLM Token Economics & Model Release Velocity com.modevc/llm-economics

Query empirical frontier LLM release velocity, inference token deflation, and enterprise AI spend.

Bike4Mind — the open-core AI workbench com.bike4mind/bike4mind

Read-only facts on Bike4Mind: live model catalog, comparisons, open-core license, blog, updates.

LLM Pricing io.github.skakumanu/llm-pricing-mcp-server

Real-time, drift-verified LLM pricing across 26 providers with cost+quality model routing.

HiAPI ai.hiapi/mcp

Generate images, video, speech, music and text with HiAPI's AI models. OAuth or API key.

Pilot5 ai.pilot5/pilot5

Five AI models debate your decision blind, then give one recommendation and the strongest objection.

FixMyJSON io.github.tonbifun/fixmyjson

Repair broken LLM JSON and check it against a JSON Schema. Flags cut-off output. Free trial.

235 quant tools and 399 strategy sleeves, checked against QuantLib, statsmodels, arch or TA-Lib.

Find the cheapest AI model that passes your tests: audit repo models, build evals, routing, sizing

BoringToolsKit io.github.roadtogideon222-byte/boringtoolskit

36 free private calculator tools for Claude. No accounts, no data leaves your session.

Search and rough-cut an Eyescope library from Cursor, Codex, and Claude.

JsonMend dev.workers.mike-tusa.jsonmend/jsonmend

Repair broken JSON from LLM output and validate it against a JSON Schema.

AgentCompute io.github.Ockram4444/agentcompute

Free experimental GPU tools: text generation, images and audio transcription. Shared quotas; no SLA.

Local LLM does Claude's bulk work: reads logs and files, researches the web, writes test-gated code.

CommonRig com.commonrig/commonrig

Agent operating kit for Claude Code and Codex: rules, hooks, work ledger, protocols and rig doctor.

Agentower io.github.Agentower/agentower

See which of your team's coding agents needs someone, across Claude Code, Codex and Cursor.