"How to interact with SQL databases" matching MCP connectors:

Query and join across SaaS tools, SQL, and NoSQL databases through one unified SQL interface.

Ask Personio Recruiting the recruiting-ops questions dashboards miss by connecting applications, stage transitions, candidates, recruiting jobs, categories, org units, workplaces, jobs catalog, webhooks, event activity, and intake documents. Find stage-movement stalls, candidate freshness gaps, source quality by job/category, hiring load by department and workplace, webhook delivery issues, intake readiness gaps, and bottleneck owners. No dashboard build. No SQL.

Search live job postings from 30+ ATS feeds and job boards, normalized to one schema.

Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

Generate realistic, FK-consistent synthetic test data for your databases from your AI assistant.

Query, join, profile, clean and convert CSV/JSON/Parquet with server-side DuckDB over MCP.

Excel analytics: inspect, query (JSON rows), charts, and JSON-to-xlsx workbook writing.

Live data gateway for AI — 3,300+ tools across 750+ sources, with citations

AI access to Quadratic spreadsheets: open files, run Python/SQL, query connected databases.

Self-hosted, open-source MCP gateway: turn any API, database or MCP server into custom connectors for Claude, ChatGPT, Gemini, Copilot & Cursor — no code. Converts REST, SOAP, WSDL, GraphQL & SQL to MCP, with OAuth2, RBAC & audit log. 175+ pre-built adapters. This is the public read-only demo endpoint — run your own at https://github.com/HelpCode-ai/anythingmcp

Connect your Nubank account to AI via Brazil's Open Finance: balances, statements, cards, investment

Interact with your Google Cloud Datastream resources using natural language commands.

Document processing, data conversion, and web content APIs for AI agents. All tools are free via MCP. Also available as a paid x402 Agent API (Stellar XLM or Solana USDC, no API key required). Tools: extract text from PDFs, merge PDFs, generate QR codes, convert CSV to/from JSON, count words/stats, and fetch + clean any public URL with Mozilla Readability.

Schema modeling in JSON, JSON-LD, and other formats with CoreModels platform.

Map messy columns to a known schema — 7 scorers, domain dictionaries, F1 0.84. Zero config.

One command to validate, transform, and deduplicate — chain GoldenCheck + Flow + Match.

Standardize, reshape, and normalize messy data — CSV, Excel, Parquet, S3, databases.

Chrysai provides a hosted MCP server for AI-driven data operations. After connecting an MCP client to the endpoint, you can use MCP tools such as create_app, list_apps, read_data, write_data, update_data, delete_data, and update_app, plus schema resources, to manage persistent structured data through natural language.

AI data intelligence platform that brings your data warehouse, dashboards, monitoring, and accumulated business knowledge into any MCP client. Connects to BigQuery, Snowflake, PostgreSQL, MySQL, ClickHouse, Redshift, Databricks, SQL Server, and Azure Synapse.

Renders interactive Chart.js charts and dashboards inline in AI conversations. Supports bar, line, area, pie, doughnut, scatter, and radar charts with multi-chart dashboard grids.