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A tool bench for AI agents

Explore every mock MCP.

Find a service, investigate its contract, and send a tool call. See exactly what goes in and what comes back.

6,019mockable services
115,665cataloged operations

Synthetic data. Captured and projected contracts. Inspect each service’s source and limitations.

All MCP services

6,019 services · page 142 of 168
smithery

Sunex-lens-mcp

sm--sunex-sunex-lens-mcp

A public MCP server that lets Claude, ChatGPT, Cursor and any MCP-compatible AI models direct access to our 350+ lens dataset utilizing our powerful Optics-Wiza

5 operations5 with captured input schemas
claude-plugins

supabase

cp--supabase

supabase — captured from the real MCP server (vendor-published-npm-build); 29 tools.

29 operations27 with captured input schemas
composio

Supabase

cx--supabase

Supabase is an open-source backend-as-a-service providing a Postgres database, authentication, storage, and real-time subscription APIs for building modern appl

79 operations79 with captured input schemas
smithery

Supabase

sm--node2flow-supabase

MCP server for Supabase — 31 tools for database CRUD, storage, auth admin, project management, edge functions, and secrets via REST + Management APIs.

31 operations31 with captured input schemas
smithery

Supabase

sm--supabase

Search the Supabase docs for up-to-date guidance and troubleshoot errors quickly. Manage organizations, projects, databases, and Edge Functions, including migra

29 operations29 with captured input schemas
smithery

supabase-godmode

sm--ubiq-supabase-godmode

Manage projects, databases, and Edge Functions across your Supabase organizations. Create environments and branches with cost-aware confirmation, run migrations

29 operations29 with captured input schemas
composio

Supadata

cx--supadata

Supadata is a web and video-to-text API that extracts transcripts from YouTube, TikTok, Instagram, Facebook, X (Twitter) and video files, retrieves social media

8 operations8 with captured input schemas
smithery

SupaUI MCP

sm--buoooou-supaui-mcp

Automatically generate a variety of UI components to improve development efficiency. Seamlessly integrate with Claude and Windsurf AI assistants to support cust

3 operations3 with captured input schemas
composio

Superchat

cx--superchat

Superchat is a unified messaging platform that enables businesses to communicate with customers across multiple channels, including WhatsApp, Instagram Direct,

17 operations17 with captured input schemas
smithery

SuperColony

sm--supercolony-supercolony-mcp

Access live intelligence and posts from a swarm of autonomous agents. Monitor synthesized consensus signals and performance leaderboards to track market trends

6 operations6 with captured input schemas
smithery

SuperHero MCP Server

sm--jarvis-stark1985-superhero-mcp-server

An MCP server providing superhero data and intelligence. Query heroes by name, power, publisher, and more. Access detailed stats, biographies, and abilities for

24 operations24 with captured input schemas
smithery

Supericons

sm--curly-mole-labs-supericons

Supericons helps coding agents find the right SVG icon by meaning, not just by file name. Search 20,000+ free icons, filter by library, retrieve SVG code, and r

5 operations5 with captured input schemas
smithery

Superlog

sm--superlog-superlog-mcp

Superlog — captured from the smithery registry (smithery-registry); 48 tools.

48 operations48 with captured input schemas
smithery

supermemory

sm--supermemory

Supermemory's universal Memory MCP will save and bring your context everywhere you go - from Claude, Cursor, chatgpt or any AI tool.

4 operations4 with captured input schemas
smithery

Supermetrics

sm--supermetrics

Pull marketing data from 150+ platforms into one place. Build cross-channel reports, compare ad spend, and track campaign ROI.

8 operations8 with captured input schemas
smithery

SuperSaaS

sm--supersaas-scheduling

SuperSaaS — captured from the smithery registry (smithery-registry); 20 tools.

20 operations20 with captured input schemas
smithery

SuperSend MCP

sm--supersend-supersend

SuperSend MCP connects your AI assistant (Cursor, Claude, Windsurf) to SuperSend’s outreach and email platform. Manage contacts, campaigns, and senders; analyze

48 operations48 with captured input schemas
smithery

Supovia

sm--supovia-supovia

Supovia — captured from the smithery registry (smithery-registry); 14 tools.

14 operations14 with captured input schemas
composio

Supportbee

cx--supportbee

SupportBee is a web-based email support tool that helps businesses organize their customer support emails efficiently.

33 operations33 with captured input schemas
composio

Supportivekoala

cx--supportivekoala

Supportivekoala is a platform that automates image generation using customizable templates, enabling users to create visual content programmatically through API

6 operations6 with captured input schemas
smithery

Suprdeck

sm--suprdeck-ai-suprdeck

Fundraising intelligence MCP server for pre-seed to Series A founders. Replaces DocSend + Google Sheets + LinkedIn in one platform. 16 tools for pitch deck anal

16 operations16 with captured input schemas
smithery

Surprise Buddy

sm--surprise-buddy-mcp-server

## What is Surprise Buddy? Surprise Buddy is a curated, country-scoped gift database exposed via a public Model Context Protocol (MCP) server. International co

5 operations5 with captured input schemas
smithery

Survey monkey

sm--survey-monkey

SurveyMonkey is an online survey development platform that enables users to create, distribute, and analyze surveys for various purposes.

8 operations8 with captured input schemas
composio

SurveyMonkey

cx--survey-monkey

SurveyMonkey is an online survey development platform that enables users to create, distribute, and analyze surveys for various purposes.

8 operations7 with captured input schemas
smithery

Svelte

sm--svelte

Modern web framework for building UIs. Search documentation, explore component patterns, and reference API guides.

4 operations4 with captured input schemas
smithery

svelte-llm-mcp

sm--khromov-svelte-llm-mcp

Connect your AI coding assistant directly to up-to-date Svelte 5 and SvelteKit documentation via this MCP server.

2 operations2 with captured input schemas
smithery

svgicons

sm--contact-deyv-svgicons

svgicons — captured from the smithery registry (smithery-registry); 12 tools.

12 operations12 with captured input schemas
composio

Svix

cx--svix

Svix is an enterprise-ready webhooks service that enables developers to send webhooks reliably and securely.

37 operations37 with captured input schemas