"Using RAG to Provide Documentation to LLMs" matching MCP servers:

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

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

Provides retrieval and analysis tools for a quantitative-finance research library, enabling whole-passage answers with verifiable citations, citation checking, entity graph exploration, and corpus inspection.

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

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 banking regulatory documents via a RAG pipeline with hybrid search and multiple LLM backends.

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.

Serves the free Frankfurter exchange-rate API as MCP tools over stateless Streamable HTTP on Cloudflare Workers, letting clients list supported currencies, fetch the latest rates, and look up historical rates for a given date. Each OpenAPI operation becomes one tool, with argument validation and per-IP rate limiting.

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 users to interact with the Upstox trading API via natural language to retrieve account information such as profile, funds, holdings, positions, and orders.

Enables MCP clients to list SEC filings, search their pages using hybrid retrieval and learned reranking, and read specific pages over stdio.

Provides MCP tools to search, retrieve, and answer questions from the public Open Finance Brasil Confluence documentation using BM25-based local indexing.

An MCP server that exposes the Zapper DeFi portfolio API, enabling LLMs to query wallet balances, token holdings, and DeFi positions using natural language.

Enables LLMs to answer small business finance questions about spending, sales trends, cash flow projections, and profitability using a local SQLite database.

An MCP server that lets AI assistants pull payslips and Form 106 from any Hilan (Hilanet) tenant, using a headless browser and Hilan's internal endpoints to provide structured data and PDFs.

Exposes 26 structured analytical tools over Climate Finance Update datasets, enabling fund-level financial analysis, portfolio aggregations, and data quality diagnostics without requiring the client to write data access code.

Integrates bitbank's cryptocurrency market data with Claude to provide advanced technical analysis, pattern detection, and SVG chart generation. It enables users to perform complex market evaluations using real-time pricing, volatility metrics, and flow analysis through natural language interactions.

Connects the ABANCA OpenBanking API (PSD2) with LLMs to provide secure access to bank accounts and transaction history. It features automated OAuth authentication and data minimization to optimize banking information for AI context windows.

Enables LLMs to retrieve real-time stock and cryptocurrency prices and news using ticker symbols through the yfinance API.

An MCP server implementation for Alpaca's Trading API that enables LLMs to interact with Alpaca's trading infrastructure using natural language, supporting stock, options, and crypto trading, portfolio management, watchlists, and market data.