Skip to content
Skip to content

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 29 of 168
smithery

certindex

sm--certindex-certindex

certindex — captured from the smithery registry (smithery-registry); 10 tools.

10 operations10 with captured input schemas
smithery

cesium-mcp-runtime

sm--gaopengbin-cesium-mcp-runtime

AI-powered 3D globe control via MCP — 59 tools for camera, layers, entities, animation, scene, interaction, heatmap, trajectory, and geocoding with CesiumJS. S

43 operations43 with captured input schemas
smithery

Chainflip Broker as a Service

sm--chainflip-broker-baas

A remote MCP server that enables AI agents to perform cross-chain cryptocurrency swaps through the [Chainflip](https://chainflip.io) decentralized exchange. No

6 operations6 with captured input schemas
smithery

ChainGPT MCP

sm--kohasummons-chaingpt-mcp

Bring ChainGPT capabilities into your AI Agent to access the latest crypto news, prices, market trends, and market news. Enhance your AI workflows with real-tim

3 operations3 with captured input schemas
smithery

ChainOSINTIntelligence

sm--baileyethanspurs4-chainosintintelligence

On-chain OSINT intelligence for investigators, bug bounty hunters, and compliance teams. Profile wallets, trace fund flows up to 5 hops, score risk 0-100, detec

14 operations14 with captured input schemas
smithery

ChainRay

sm--chainraydev-no4p-chainray

The most complete blockchain data and intelligence service for AI agents. 78 tools × 46 chains — from gas fees to MEV intelligence. Live on-chain data with Chai

78 operations78 with captured input schemas
smithery

chainverdict

sm--alexander-balieu-chainverdict

chainverdict — captured from the smithery registry (smithery-registry); 21 tools.

21 operations21 with captured input schemas
smithery

ChairFlow

sm--chairflow-mcp-server

Hazel is a 24/7 AI receptionist by ChairFlow. Book appointments, check availability, manage reservations, capture leads, and get business info for healthcare pr

6 operations6 with captured input schemas
smithery

Chamade

sm--chamade-server

Voice and chat gateway for AI agents. Joins voice meetings and DMs on Discord, Microsoft Teams, Google Meet, Nextcloud Talk, Zoom, Telegram, WhatsApp, and SIP p

15 operations15 with captured input schemas
smithery

channel3

sm--alex-9y47-channel3

channel3 — captured from the smithery registry (smithery-registry); 1 tools.

1 operations1 with captured input schemas
smithery

chart-output

sm--chartoutput-chart-output

Render Chart.js configs to PNG, SVG, WebP, and PDF images from any AI agent. No browser required.

7 operations7 with captured input schemas
composio

Chaser

cx--chaser

Chaser is an accounts receivable automation software that helps businesses automate invoice reminders and get paid faster.

9 operations9 with captured input schemas
composio

Chatbotkit

cx--chatbotkit

ChatBotKit is a platform that enables developers to build and manage AI-powered chatbots, offering comprehensive APIs and SDKs for seamless integration into app

11 operations11 with captured input schemas
composio

Chatfai

cx--chatfai

ChatFAI is an AI-powered platform that enables users to engage in interactive conversations with AI-generated versions of their favorite fictional characters fr

1 operations1 with captured input schemas
composio

Chatwork

cx--chatwork

Chatwork is a team communication platform featuring group chats, file sharing, and task management, aiming to enhance collaboration and productivity for busines

8 operations8 with captured input schemas
smithery

Chatwork

sm--chatwork

Chatwork is a team communication platform featuring group chats, file sharing, and task management, aiming to enhance collaboration and productivity for busines

8 operations8 with captured input schemas
smithery

CHEAP_FLIGHTS_MCP

sm--ingrobertfodor-cheap-flights-mcp

MCP server for searching cheap flights in real-time. Searches RyanAir, WizzAir and Google Flights simultaneously. Includes Web UI, AI Agent (Claude via SAP Hype

5 operations5 with captured input schemas
smithery

CheapestInference

sm--cheapestinference-mcp

CheapestInference is unlimited LLM inference at a flat monthly price — no token caps, no per-token billing. Subscribe to a pool of frontier open-source models a

7 operations7 with captured input schemas
smithery

checklist

sm--checklist-day-registry

Machine-first beacon of operational ground truth for AI agents. Library registry (correct imports, quickstart, known footguns) and operational checklists. Curr

3 operations3 with captured input schemas
smithery

CheckMyVIN

sm--yaya622919-checkmyvin

Free VIN decoder for US-market vehicles, powered by official NHTSA government data. **Tools:** - `decode_vin` — Decode any 17-character VIN into full vehicle s

2 operations2 with captured input schemas
smithery

chemflow

sm--unveilchem-chemflow

chemflow — captured from the smithery registry (smithery-registry); 11 tools.

11 operations11 with captured input schemas
smithery

Chemical Safety Intelligence

sm--twohalves-chemical-safety

Chemical safety and industrial regulatory intelligence MCP server. Check substances against the EU SVHC Candidate List, query NIOSH occupational exposure limits

3 operations3 with captured input schemas
smithery

Chessagine

sm--jalpp-chessagine

Analyze chess positions using powerful engines like Stockfish, Leela, and Maia. Retrieve games, puzzles, and opening statistics directly from Lichess and specia

37 operations37 with captured input schemas
smithery

Chia Health

sm--chia-health-chia-mcp

Chia Health telehealth prescription platform. Browse GLP-1 medications (semaglutide, tirzepatide), peptide therapies (sermorelin, NAD+, glutathione), and longev

30 operations30 with captured input schemas
smithery

chiark-mcp

sm--chiark-ai-dev-chiark-mcp

Find the most reliable AI agent for any task. Search 2,000+ agents across A2A and MCP with quality filters - min uptime, max latency, score thresholds. Check i

5 operations5 with captured input schemas
smithery

ChiefLab

sm--brayydentan-chieflab

Open execution contract for agents doing business work. 6 operators following one spec. Approval-gated, tenant-isolated, MIT. Reference at chieflab.io/spec/v0.1

91 operations91 with captured input schemas