"SPARQL query language and tools" matching MCP servers:

Enables executing SQL queries against Salesforce Data Cloud from Cursor, with tools to list tables and describe table structure.

Enables asking questions in plain language to explore loyalty and promo data through Voucherify API endpoints.

Provides access to Gong.io sales conversation data, enabling users to query calls, retrieve transcripts, list users, and search calls with date filtering and pagination.

Read-only, PII-masked MCP server for querying data federated through DuckDB — list sources/tables, inspect schemas, and run SQL across Postgres, MySQL, SQLite, Snowflake, BigQuery, Excel, and files, governed per source/table/column by a charter.yaml contract. Snowflake, BigQuery, Excel, and files, governed per source/table/column by a charter.yaml contract.

Enables Claude Desktop to answer natural-language questions about customers by exposing search, profile, order history, status filter, and spend statistics tools backed by local mock data, with a single-file swap path to Oracle AI Agent Studio later.

Enables teams to automate certificate issuance and query engagement data from the thatsme platform via AI-powered tools like search_events and issue_certificates.

MCP server for managing Yandex Audiences (segments, pixels, lookalikes) from AI clients via natural language.

Enables management of Kylas CRM lead operations, including creating leads, searching and filtering records, and resolving user, product, or pipeline IDs. It provides specialized tools for monitoring idle leads and accessing lead schema instructions through natural language.

An MCP server that connects AI assistants like Claude, Cursor, and Windsurf to the Waitlister API. Create waitlists and manage subscribers through natural language.

Enables AI assistants to enrich contacts and build audiences via the YourICP API. Provides tools to set an API token, submit contact lookups by email or LinkedIn URL, and poll for enrichment results.

Enables AI agents to verify email addresses, clean lists, run bulk verification jobs, and manage a Verifly account through natural language, without writing HTTP calls.

Enables interaction with HubSpot CRM through MCP, providing tools to manage contacts, companies, deals, and search/associations via natural language.

Enables client success teams to get instant, natural-language health reads on client accounts with tools for overall health, low-performing courses, and launcher-only clients.

An MCP server implementation that integrates Claude with Salesforce, enabling natural language interactions with Salesforce data and metadata for querying, modifying, and managing objects and records.

Enables an AI assistant to answer customer-success questions by synthesizing simulated billing, support ticket, and product usage data into composite churn-risk scores, bands, and plain-language explanations for fictional accounts. It exposes raw-data tools, a synthesis tool, and a methodology resource so users can list at-risk accounts or get a per-account health summary.

MCP server for Postscript SMS marketing platform, enabling AI agents to query subscribers, look up opt-in keyword IDs, add new subscribers with consent, list campaigns, and check audience segment sizes.

Enables interaction with Monica CRM instances to manage contacts, activities, tasks, notes, relationships, and reminders through natural language, wrapping Monica's REST API with 21 assistant-friendly tools.

An MCP server that enables AI assistants to interact with the CleverTap REST API to manage user profiles, events, campaigns, and reports. It supports multi-project configurations and provides tools for data analysis and campaign management through natural language.

Enables AI agents to query customer churn risk, MRR at risk, and customer health profiles from Retain, and take actions like adding notes and marking alerts contacted.

A server for interacting with the Iaptic API, allowing AI models like Claude to query customer, purchase, and transaction data, as well as retrieve statistical insights.

Exposes FreeTicket's B2B domain (events, sales, tickets, etc.) as tools for MCP clients like Claude Code, using the same authentication as the CLI.

Enables MCP clients like Claude and ChatGPT to query and manage TicketSource box office data, including events, performances, bookings, customers, and seats, through natural language.

An MCP server implementation that integrates Claude with Salesforce, enabling natural language interactions with Salesforce data and metadata.

Enables natural language interaction with HawkSoft insurance agency management data, including reading clients, policies, and claims, and writing log notes, attachments, and receipts.

Enables Claude to query and manage home-care operations including clients, visits, and compliance, with schema-validated write tools and a tamper-evident audit log.

MCP server for Verfi — TCPA consent verification tools for AI agents.

Enables AI clients to seamlessly take HubSpot actions and interact with HubSpot data, allowing users to create/update CRM records, manage associations, and gain insights through natural language.

MCP server that exposes MongoDB business data via tools for summary statistics, new users, and pending payments.

An MCP server for the Keila newsletter API that enables management of contacts, campaigns, segments, and senders. It allows users to create, schedule, and send newsletters directly through natural language interactions.

MCP server for Influitive AdvocateHub that provides 15 tools across members, groups, challenges, events, rewards, and approvals, enabling read and write operations with confirm gates and audit logging.

Enables interaction with mParticle's Data Planning API to manage data plans, retrieve schemas, and govern data workflows via natural language.

Exposes Shopify Admin API capabilities to LLMs, enabling product, order, customer, and inventory management via natural language.

An open-source MCP server that wraps the Shopline Open API into 143 AI-callable tools for e-commerce data analysis, enabling AI agents to query orders, products, inventory, customer behavior, and promotions from Shopline stores through natural language.

Enables interaction with Pylon's customer support platform API to manage users, contacts, issues, and knowledge base articles through natural language commands.

Enables AI agents to read from and write to HubSpot CRM using upsert and get lead profile tools, with Google Cloud Run authentication and secret management.

Provides 25 tools to enrich company, person, contact, school, and job data via the Enrich Layer API, enabling lookups, profiles, and contact discovery.

Enables querying and managing DPYC community membership, governance, and onboarding via a live GitHub registry, with tools for member lookup, citizenship registration, advocate registration, and rulebook access.

An MCP server for Sitecore Personalize / CDP that exposes decisioning flows, experiences, audiences, guest profiles, events, and datasets as tools, enabling natural-language management and interaction with Sitecore Personalize.

A production-grade MCP server for Fireberry CRM that enables LLMs to query, create, update, and delete CRM records using natural language.

A Model Context Protocol server that provides comprehensive control over the Qualtrics platform, enabling survey creation, question management, logic flows, distributions, contacts, and response exports through natural language.