"How to perform SELECT queries in PostgreSQL" matching MCP servers:

Enables AI agents to build and structurally validate Indian GST e-invoice JSON payloads (INV/CRN/DBN) and render IRP-returned signed QR strings as PNG images.

Enables Indian bank branch IFSC code lookup via Razorpay's open API, allowing AI agents to retrieve branch details using IFSC codes.

MCP server that lets an AI analyst place real bets on Binance prediction markets, using Kelly criterion sizing, and tracks its performance through a transparent record of betting slips and outcomes.

AI-powered expense tracking MCP server that connects LLM clients to PostgreSQL for natural language expense management.

Enables Claude to access, analyze, and optionally modify invoices, installments, receipts, clients, and financial reports via the Fatture in Cloud API v2, with read-only default and multi-layer safety.

Enables integration with Fatture in Cloud to manage Italian electronic invoices through natural conversation, including creating, sending, and tracking invoices and financial data.

Enables users to query IPVA (vehicle property tax) data from the official SEFAZ TO source via a read-only MCP tool.

agentcentral is a hosted MCP server for Amazon sellers that connects Claude, ChatGPT, and other AI clients to Amazon Ads, Seller Central, inventory, orders, catalog, rankings, finance, and fulfillment data. It provides fast reads from pre-materialized Amazon data, scoped API keys, OAuth-based Amazon connections, encrypted tokens, per-tenant isolation, and guarded write tools with audit log

Enables querying SINTEGRA TO (state tax information) through a read-only MCP server, using natural language.

Enables AI-powered cryptocurrency trading and analytics across multiple exchanges and blockchains, with integrated Telegram bot and live trading capabilities.

Provides read-only access to Robinhood portfolio data, enabling AI assistants to perform portfolio analysis, research, and comparison through natural language queries.

Enables managing expenses and credits through natural language, with tools for adding, listing, summarizing, editing, and deleting transactions stored in PostgreSQL.

Enables MCP clients to automate the complete SAP Business One sales cycle, from quotations and orders through deliveries, invoicing, incoming payments, and collections via Service Layer.

A simple MCP server that exposes stock price lookup tools, demonstrating how to set up MCP from scratch with Ollama.

Enables conversational expense tracking via Telegram, allowing natural language registration, querying, and summarization of expenses, with persistence in PostgreSQL and support for multiple LLM providers.

An MCP server for the Microsoft Qlib quantitative research platform that enables AI agents to perform financial data queries, factor analysis, and strategy backtesting. It supports A-share and US stock markets through Qlib expressions and built-in analytical tools.

Enables authenticated access to Amazon India SP-API commerce intelligence and controlled operations, including orders, finances, listings, pricing, reports, sales/traffic metrics, and profit analysis. It also supports gated Amazon mutations through preview, approval, and execution workflows with audit logging.

Enables families to manage shared expenses, income, budgets, and financial reports through natural language, with all data stored in PostgreSQL and exposed as MCP tools to compatible LLM clients.

Enables AI clients like Claude Code to perform stock price queries and trading orders through NH투자증권's WMCA DLL using natural language.

Enables Claude Desktop to manage personal expenses through natural language, providing tools to add, retrieve, delete, and summarize expenses stored in a PostgreSQL database.