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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 22 of 168
smithery

BizBuilder

sm--bizbuilder-bizbuilder

AI growth copilot for solo founders. BizBuilder does all the marketing labor for your product — across paid AND free distribution. You stay a builder. Paste yo

5 operations5 with captured input schemas
smithery

Bizlookup

sm--agmm-smits-bizlookup

Agent-callable structured business info. One MCP tool, free during early-access. ## USE WHEN You need verified info about a *specific named* business: add

1 operations1 with captured input schemas
smithery

BizVerify

sm--alik-adamyan-bizverify

BizVerify is a hosted MCP server for business entity verification. AI agents can verify companies, search registered entities, check job status, retrieve cached

9 operations9 with captured input schemas
smithery

bjj-belt-progress

sm--naimterrache-bjj-belt-progress

BJJ Belt Progress MCP server — instant access to IBJJF belt requirements, progression timeline calculations, and BJJ training facts for any AI assistant. Three

11 operations11 with captured input schemas
smithery

BLACK_WALL

sm--bluetier-operations-blackwall

**BLACK_WALL** gives your agent a brake. It exposes a single tool, `forecast`, that the agent calls *before* any irreversible action — sending an email, making

1 operations1 with captured input schemas
smithery

Blackbaud

sm--blackbaud

Blackbaud offers cloud-based software for nonprofits, schools, and healthcare institutions, supporting fundraising, financial management, and donor engagement i

5 operations5 with captured input schemas
composio

Blackboard

cx--blackboard

Anthology Adopt powered by Pendo allows institutions to gain insights on Blackboard Learn usage and take action through in-app messages, digital walkthrough gui

314 operations314 with captured input schemas
smithery

blackveil-dns

sm--madaburns-bv-mcp

BLACKVEIL DNS Know where you stand. Open-source DNS & email security scanner for Claude, Cursor, VS Code, and MCP clients across Streamable HTTP, stdio, and l

41 operations41 with captured input schemas
composio

Blazemeter

cx--blazemeter

BlazeMeter is a continuous testing platform that enables users to create, run, and analyze performance and functional tests for web and mobile applications.

20 operations20 with captured input schemas
smithery

Bling

sm--mcp-dir-bling-mcp

# Bling ERP Bling (gestão de SMB e e-commerce, da Locaweb) via API v3 oficial, pedidos de venda, produtos, contatos (clientes/fornecedores), contas a pagar/rec

22 operations22 with captured input schemas
smithery

Blipboard

sm--blipboard-bot-blipboard

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

5 operations5 with captured input schemas
composio

Blocknative

cx--blocknative

Blocknative provides real-time mempool monitoring and transaction management tools for public blockchains.

10 operations10 with captured input schemas
smithery

Blockscout MCP Server

sm--blockscout-mcp-server

Provide AI agents and automation tools with contextual access to blockchain data including balances, tokens, NFTs, and contract metadata. Enable multi-chain sup

16 operations16 with captured input schemas
smithery

Blooio Messaging

sm--access-blooio

Send and manage SMS, iMessage, and RCS messages from your workflows. Track delivery, retrieve message details, cancel pending sends, and check contact capabilit

8 operations8 with captured input schemas
smithery

Blotato

sm--blotato-social-media-automation

Blotato — captured from the smithery registry (smithery-registry); 28 tools.

28 operations28 with captured input schemas
smithery

BLS OEWS

sm--1102moderator-bls-oews-mcp

MCP server for BLS Occupational Employment and Wage Statistics (OEWS). Market wage data for IGCE development, labor rate benchmarking, and price analysis on fed

7 operations7 with captured input schemas
smithery

Bluegamma MCP

sm--bluegamma-interest-rate-mcp

Access live interest rate forward curves, swap pricing, FX forwards, inflation forecasts, and bond yields directly from your AI workflows. Blue Gamma's MCP serv

17 operations17 with captured input schemas
smithery

Blueprint Chart

sm--blueprint-chart-remote

Charts your AI writes for you. Describe the data and your assistant authors Blueprint Chart's plain-text format, validates it, and renders an interactive, acces

11 operations11 with captured input schemas
smithery

blueprint-modular

sm--remicabrit-blueprint-modular

Read-only catalog of the @blueprint-modular/core design system (104 components) exposed over MCP. Four tools: list_components (browse the catalog by category),

4 operations4 with captured input schemas
smithery

Bluesky MCP Server

sm--brianellin-bsky-mcp-server

Connect to Bluesky and interact with the ATProtocol using natural language. Fetch, analyze, and post content seamlessly within your LLM applications. Enhance yo

21 operations21 with captured input schemas
smithery

bmlt

sm--pjaudiomv-bmlt

Search Narcotics Anonymous meetings worldwide via the BMLT directory.

6 operations6 with captured input schemas
smithery

Boar blockchain MCP (advanced)

sm--boar-network-blockchain-advanced

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required - just add the URL to your MCP

13 operations13 with captured input schemas
smithery

Boar blockchain MCP (basic)

sm--boar-network-blockchain-basic

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required - just add the URL to your MCP

37 operations37 with captured input schemas
smithery

BoardGameGeek

sm--kkjdaniel-bgg-mcp

BGG MCP provides access to BoardGameGeek and a variety of board game related data through the Model Context Protocol. Enabling retrieval and filtering of board

10 operations10 with captured input schemas
smithery

Boletín Claro

sm--enrique-boletinclaro

Subvenciones y licitaciones públicas de España y Europa para tu IA. Busca ayudas, contratos públicos y normativa oficial (BDNS, PLACSP, TED, CORDIS, BOE, BORME)

20 operations20 with captured input schemas
composio

Bolna

cx--bolna

Create conversational voice agents using Bolna AI to enhance interactions, streamline operations and automate support.

15 operations15 with captured input schemas