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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 143 of 168
smithery

swagger-petstore-mcp

sm--kamolc4-swagger-petstore-mcp

MCP server for the Swagger Petstore API with 19 tools. Generated from OpenAPI using MCPForge with security scoring, tool permissions, audit logging, and hosted

2 operations2 with captured input schemas
composio

Swaggerhub

cx--swaggerhub

Accelerating API delivery and quality through standards and collaboration, built on OpenAPI

49 operations49 with captured input schemas
smithery

swap

sm--axnet-swap

swap — captured from the smithery registry (smithery-registry); 2 tools.

2 operations2 with captured input schemas
smithery

SWAPI Server

sm--alexandrebagio-swapi-mcp

Provide seamless access to Star Wars API data for your applications. Fetch, manipulate, and integrate Star Wars universe information effortlessly. Enhance your

12 operations12 with captured input schemas
smithery

swapwizard-mcp

sm--swapwizard-swapwizard-mcp

DeFi execution layer for AI agents — swap, zap in/out of LP positions, and route across AMMs on 5 EVM chains. Non-custodial: returns signable calldata, never si

11 operations11 with captured input schemas
smithery

Swarm Coordinator

sm--evozim-hv-swarm-coordinator

Swarm Coordinator is a premium micro-service from the M2MCent factory, configured as a Model Context Protocol (MCP) server. Functionality: Multi-agent swarm orc

1 operations1 with captured input schemas
smithery

swarmhaul

sm--parnerkarsharang-swarmhaul

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

14 operations14 with captured input schemas
smithery

swarmrails

sm--wizerai-swarmrails

Call any Bittensor subnet from Claude — text, image, video, code, TTS, forecasting, 3D assets, and prediction market intelligence. No TAO, no node setup, free

14 operations14 with captured input schemas
smithery

Sweeppea MCP

sm--sweeppea-mcpserver

Sweeppea MCP: Professional US & Canada Sweepstakes Compliance Manage sweepstakes, participants, and winner drawings directly through a unified interface. Creat

63 operations63 with captured input schemas
smithery

Swiss Truth MCP

sm--martin111ma-za5d-swiss-truth-mcp

Verified knowledge base for AI Agents — certified Swiss facts, no hallucinations. Swiss Truth gives your AI agent access to a curated, expert-reviewed knowledg

6 operations6 with captured input schemas
smithery

Swiss Whale Intelligence

sm--avk359-swiss-whale-intelligence

Multi-asset on-chain whale forensics for Bitcoin, Ethereum, Solana, USDT (ETH + Tron), and tokenized gold (XAUT + PAXG). 45 tools, anonymous OAuth 2.1 Free tier

30 operations30 with captured input schemas
smithery

switchai

sm--us1929-switchai

AI agent for Italian energy tariff comparison. Analyzes ARERA 2.0 utility bills, compares 44+ live offers for electricity (Luce) and gas, and finds the best tar

4 operations4 with captured input schemas
smithery

sychev-lab-mcp-server

sm--klich3-sychev-lab-mcp-server

MCP (Model Context Protocol) Server for Sychev Lab - provides access to products, articles, tutorials, and e-commerce features. ## Features - **Product Catalo

10 operations10 with captured input schemas
smithery

syenite

sm--syenite-ai-syenite

Composable DeFi intelligence for AI agents — lending rates and execution, yield, swap and bridge, prediction markets, position alerts with webhooks, wallet ops,

46 operations44 with captured input schemas
smithery

Sylex Search

sm--mastadoonprime-sylex-search

Universal search engine for AI agents. Discover products, services, and businesses across every category. 10 MCP tools, zero LLM calls, millisecond responses. T

10 operations10 with captured input schemas
smithery

Symbols Of Wealth Studio

sm--lisleabrahams-creative-sow-studio

The official MCP server for Symbols of Wealth Studio — a senior-creative-director-led studio producing world-class brand content at studio scale, with AI as the

2 operations2 with captured input schemas
composio

Sympla

cx--sympla

Sympla is a platform for managing both in-person and online events, offering tools for ticket sales, registrations, and digital content broadcasting.

1 operations1 with captured input schemas
smithery

synap

sm--maximem-ai-synap

synap — captured from the smithery registry (smithery-registry); 4 tools.

4 operations4 with captured input schemas
smithery

Synapse — GEO Growth Layer

sm--calvinling2021-synapse-geo

**The GEO check every vibe coder runs before they launch.** Synapse is the GEO (Generative Engine Optimization) growth layer for new products. This MCP server

6 operations6 with captured input schemas
smithery

Synapse Layer

sm--synapselayer-synapselayer

Synapse Layer — captured from the smithery registry (smithery-registry); 13 tools.

13 operations13 with captured input schemas
smithery

sync

sm--sync-sync

**Your agent doesn't ask for memory. It uses it.** The moment Sync connects, Claude, Cursor, VS Code, and Zed start checking it before every task — and writing

12 operations12 with captured input schemas
smithery

Synci

sm--synci

Synci — captured from the smithery registry (smithery-registry); 5 tools.

5 operations5 with captured input schemas
smithery

Syncpen

sm--silent-syncpen

A markdown writing workspace your AI can actually write in. Connect an agent to search, read, draft, suggest edits you approve, comment, and publish to WordPres

12 operations12 with captured input schemas
smithery

synlake

sm--synlake-synlake

Cloud infrastructure API for AI agents. Discover, compare, and deploy across AWS, GCP, and Azure with normalized schemas, cost estimation, and execution kits (T

5 operations5 with captured input schemas