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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 124 of 168
claude-plugins

resend

cp--resend

resend — captured from the real MCP server (vendor-published-npm-build); 85 tools.

85 operations81 with captured input schemas
smithery

Resend

sm--resend

Manage your email infrastructure and communication workflows seamlessly. Send transactional or marketing emails, manage contact audiences, and monitor domain ve

65 operations65 with captured input schemas
smithery

ResultRail by LarryBuildsAI

sm--larrybuildsai-resultrail

ResultRail by LarryBuildsAI sells pay-per-success public-data result packs for AI agents. It returns source URLs, confidence, timestamps, and receipt hashes for

3 operations3 with captured input schemas
smithery

Resume Optimizer Pro

sm--resumeoptimizerpro-resume-optimizer-pro

Resume Optimizer Pro is resume building and optimization software that enhances job applications through comprehensive analysis features. The system evaluates r

3 operations3 with captured input schemas
smithery

resume-to-jobdescription-matcher

sm--theideatribe-resume-to-jobdescription-matcher

Match resumes to job descriptions and evaluate candidate fit using semantic similarity. This tool computes a match score between a candidate’s resume and a job

1 operations1 with captured input schemas
composio

Retailed

cx--retailed

Retailed is a global developer-first platform providing retail and resale marketplace APIs with access to product data, pricing information, and inventory manag

6 operations6 with captured input schemas
smithery

Retasc

sm--retasc-retasc

Retasc — captured from the smithery registry (smithery-registry); 34 tools.

34 operations34 with captured input schemas
composio

Retell AI

cx--retellai

RetellAI captures calls and transcripts, enabling businesses to analyze conversations, extract insights, and enhance customer interactions in one centralized pl

10 operations10 with captured input schemas
composio

Retently

cx--retently

Retently is a customer experience management platform that enables businesses to collect, analyze, and act on customer feedback through surveys and integrations

15 operations15 with captured input schemas
smithery

reui

sm--gvps-cloud-reui

reui — captured from the smithery registry (smithery-registry); 18 tools.

18 operations18 with captured input schemas
composio

Rev AI

cx--rev

Affordable, accurate, easy-to-use speech-to-text solutions powered by people and A.I working together. Rev offers transcripts, captions, subtitles, and more.

11 operations11 with captured input schemas
composio

Rev AI

cx--rev_ai

Rev AI — captured from the composio registry (composio-v3-registry); 11 tools.

11 operations11 with captured input schemas
composio

Rev AI

cx--rev-ai

Rev AI provides advanced machine learning and speech recognition services for converting audio and video to text.

11 operations10 with captured input schemas
smithery

Revelata deepKPI

sm--revelata-deepkpi-mcp

Fundamental data, including operating KPIs, you can't even find on Bloomberg — pre-structured, fully cited, and agent-ready. # Deep fundamental data for financ

10 operations10 with captured input schemas
smithery

reversi-mcp-ui

sm--mfukushim-reversi-mcp-ui

This is a simple Reversi game that uses MCP-UI. > Note: Currently, there is no MCP client that fully supports MCP-UI UI Actions, Therefore, please specify the

4 operations4 with captured input schemas
smithery

revnuvo-mcp

sm--tijaniismael62-revnuvo-dns

Revnuvo MCP server for the agent economy. Tools: verify domains, resolve DNS, assess domain trust/risk, register agents, create tasks, submit results, verify ta

9 operations9 with captured input schemas
composio

Revolt

cx--revolt

Revolt is a free and open-source chat platform offering secure and customizable communication.

3 operations3 with captured input schemas
smithery

revuo

sm--revuo-revuo

Revuo is the MCP server for B2B SaaS discovery. Ask it "find a PIM with Shopify and SAP integration" or "what's the best XRechnung-capable invoicing tool" — get

9 operations9 with captured input schemas
smithery

Rezi Resume MCP

sm--dsd-rezi

Rezi MCP lets you connect your Rezi account to AI tools like Claude, Codex, and Gemini using MCP. You can tailor resumes to job descriptions, create new resumes

5 operations5 with captured input schemas
smithery

rfc-server

sm--xiaobenyang-com-rfc-server

Search and fetch RFCs by keyword or number. Jump directly to specific sections for precise citations. Speed up standards research and technical writing.

3 operations3 with captured input schemas
smithery

RFix

sm--rfix-rfix

Create RF signal projects from prompts, inspect graphs, and export IQ data.

3 operations3 with captured input schemas
smithery

rhxbt

sm--rhxbt-rhxbt

rhxbt — captured from the smithery registry (smithery-registry); 8 tools.

8 operations8 with captured input schemas
smithery

Rico MCP

sm--mcp-dir-rico-mcp

# Rico MCP Conecte sua conta do **Rico** ao Claude, ChatGPT e agentes de IA via Open Finance Brasil. Pergunte sobre saldos, extratos, faturas de cartão e inves

24 operations24 with captured input schemas
smithery

RideWithGPS MCP Server

sm--boezzz-ridewithgps-mcp

Provide seamless access to your RideWithGPS cycling data including routes, trips, events, and user profile through an AI-powered interface. Manage and retrieve

8 operations8 with captured input schemas
smithery

Rierino Documentation

sm--berkin-ozmen-docs-rierino

Access to GitBook documentation for Rierino Core Platform, for supporting developers on low-code microservices and AI agent development.

2 operations2 with captured input schemas
smithery

Rift Links

sm--terentiev-andrei-rift-links

Rift is **agent-native deep linking infrastructure**. This MCP server exposes the Rift API so any MCP client can create, inspect, and manage deep links programm

9 operations9 with captured input schemas
smithery

Rigour

sm--rigour-labs-rigour

Rigour — captured from the smithery registry (smithery-registry); 9 tools.

9 operations9 with captured input schemas
smithery

Rinkta

sm--rinkta-rinkta

Rinkta is a professional-services workspace for agencies and independent teams — tasks, projects, clients, and billable entries in one place. This connector let

11 operations11 with captured input schemas