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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 68 of 168
smithery

Hashlock Markets

sm--bsozen-4wm5-hashlock-otc-v1

Hashlock Markets — trustless settlement infrastructure for the autonomous economy. Sealed-bid RFQ + HTLC atomic settlement across Ethereum, Bitcoin, Sui (+Base,

6 operations6 with captured input schemas
composio

Hashnode

cx--hashnode

Hashnode is a blogging platform tailored for developers, offering tools to create, manage, and publish content seamlessly.

18 operations18 with captured input schemas
smithery

hatchable

sm--hatchable-hatchable

Build and host full-stack web apps and sites on Hatchable from any MCP client. DB, auth, storage, domains, and cron per project. Free tier.

33 operations33 with captured input schemas
smithery

Haunt API

sm--dannydarko-hauntapi

Structured web extraction for AI agents. Pass any URL plus a plain-English prompt and get clean JSON or Markdown back. MCP-native. Free tier: 1,000 credits/mont

7 operations7 with captured input schemas
smithery

Haveny - California HOA Law

sm--haveny-haveny-hoa-california

California HOA law tools for AI assistants. The Haveny MCP server exposes the Davis-Stirling Act through six tools: look up Civil Code statutes (§5855, §5210, §

6 operations6 with captured input schemas
smithery

Headless Oracle

sm--headlessoracle-headless-oracle

Cryptographically signed market state verification for autonomous financial agents. Ed25519 receipts. Fail-closed architecture..." Click the edit/settings area

5 operations5 with captured input schemas
smithery

healthpoint-rs

sm--edithatogo-healthpoint-rs

Read-only MCP server for licensed Healthpoint HL7 FHIR directory lookup. Starts in synthetic mode without credentials; live mode is BYO-key and license-bound.

10 operations10 with captured input schemas
composio

Heartbeat

cx--heartbeat

Plug-and-play online communities. Heartbeat provides tools for creating and managing online communities with features for users, channels, events, messages, and

7 operations7 with captured input schemas
smithery

HederaToolbox

sm--mountainmystic-hederatoolbox

Production MCP server giving AI agents metered access to live Hedera blockchain data. Query token prices, screen identities, monitor governance, write tamper-ev

20 operations20 with captured input schemas
smithery

HefestoAI

sm--artvepa80-hefestoai

Analyze code snippets for quality issues and semantic drift to maintain high software standards. Compare various development solutions to find the best fit for

4 operations4 with captured input schemas
smithery

heldly

sm--heldly-heldly

Heldly is an AI-native scheduling agent for Claude. Tell Claude what meeting you want. Heldly reads everyone's Google Calendar, places 3 holds across all hosts

13 operations13 with captured input schemas
smithery

Helium Financial

sm--evozim-hv-helium-financial

Helium Financial is a premium micro-service from the M2MCent factory, configured as a Model Context Protocol (MCP) server. Functionality: Financial oracle (Yaho

3 operations3 with captured input schemas
smithery

helium-mcp

sm--conner-m4el-helium-mcp

Real-time news with bias scoring across 5,000+ sources, AI-powered options pricing, balanced news synthesis, live market data, and meme search. 9 tools, 50 free

9 operations9 with captured input schemas
smithery

hello-server

sm--kapilthakare-cyberpunk-hello-server

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

1 operations1 with captured input schemas
smithery

Hellobooks

sm--devteams-hellobooks

AI-native ERP and accounting MCP server for invoice automation, quotations, recurring billing, ledger workflows, and finance operations.

5 operations5 with captured input schemas
smithery

HelloBooksAIAgents

sm--seomerutechnosoft-hellobooksaiagents

Bookkeeping eats time small business owners don't have. Chasing receipts, reconciling bank statements, fixing categorisation errors, racing to close the month —

23 operations23 with captured input schemas
composio

Helloleads

cx--helloleads

HelloLeads is a smart and simple lead management solution designed for small businesses to streamline lead capture, tracking, and engagement.

3 operations3 with captured input schemas
smithery

Hellotime

sm--devteams-hellotime

AI-native scheduling and meeting booking MCP server for appointments, availability management, and calendar workflows.

5 operations5 with captured input schemas
composio

Help Scout

cx--help_scout

Help Scout — captured from the composio registry (composio-v3-registry); 137 tools.

137 operations137 with captured input schemas
composio

Help Scout

cx--help-scout

Help Scout provides customer support software with shared inbox, knowledge base, and customer management tools

137 operations133 with captured input schemas
composio

Helpdesk

cx--helpdesk

HelpDesk is a ticketing system designed to streamline customer support by organizing and managing inquiries efficiently.

15 operations15 with captured input schemas
composio

Helpwise

cx--helpwise

Helpwise is an easy-to-use customer service platform that helps you manage all customer communication from a single place.

36 operations36 with captured input schemas
smithery

HemmaBo

sm--info-00wt-hemmabo-mcp-server

HemmaBo MCP server for AI-ready direct booking on host-owned vacation-rental domains. AI agents discover host booking pages and verify signed stay offers (VRP ·

13 operations13 with captured input schemas
smithery

heor-agent

sm--elvirchik-heor-agent

AI-powered Health Economics and Outcomes Research (HEOR) MCP server. 14 tools for literature search (41 sources), cost-effectiveness modeling, budget impact, HT

51 operations51 with captured input schemas
composio

Here

cx--here

HERE Technologies provides comprehensive location data and mapping services, offering APIs and SDKs for developers to integrate maps, geocoding, routing, and ot

29 operations29 with captured input schemas
smithery

hermes-plant

sm--jessegabriellini-hermes-plant

**Deterministic finance & quant tools** AI agents call and pay for per request over **x402** (USDC on Base) — no API key, no data feed. - DCF / IRR / XIRR / NP

16 operations16 with captured input schemas
smithery

Hevy MCP

sm--invingeniero-hevy

# Hevy MCP (unofficial) This unofficial MCP server provides secure access to your Hevy fitness data through the Hevy API. AI assistants can analyze your workou

24 operations24 with captured input schemas
composio

Hex

cx--hex

Hex is a collaborative data workspace that combines SQL, Python, and R notebooks for analytics and data science

31 operations31 with captured input schemas
smithery

Hex

sm--hex

Search your Hex projects and ask questions about your data with threaded analyses. Start a new thread, then monitor progress and retrieve results as they’re rea

4 operations4 with captured input schemas
smithery

HeyClaude

sm--heyclaude-heyclaude

**[HeyClaude](https://heyclau.de)** is the curated directory for Claude Code and AI workflow resources — agents, MCP servers, skills, hooks, slash commands, rul

27 operations27 with captured input schemas
smithery

heydecks

sm--eliaroankuratli-heydecks

Your agent writes the content. heydecks turns it into a real deck: on brand, shareable, and exportable to PDF and PPTX, all from one call. Slide creator MCP an

34 operations34 with captured input schemas
composio

HeyGen

cx--heygen

HeyGen is an innovative video platform that harnesses the power of generative AI to streamline your video creation process

35 operations35 with captured input schemas