"A system like ChatGPT with memory to provide past query context in conversations" matching MCP connectors:

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

Gateway between LLM agents and world data through eight tools and a bundled endpoint catalog.

Find novel, statistically validated patterns in tabular data — hypothesis-free.

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

Scans text for personally identifiable information — emails, phone numbers, SSNs, credit card numbers, physical addresses, names — and returns a redacted version. Built for agents sanitizing user content, support tickets, logs, or documents before storage, sharing, or feeding into another LLM call. Pay-per-call via x402 (USDC on Base): $0.01/call, no account or API key. tools/list and /openapi.json are free for discovery.

Scrapingdog MCP — wraps Scrapingdog (scrapingdog.com), a proxy-based web

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

Find duplicate records in 30 seconds. Zero-config entity resolution, 97.2% F1 out of the box.

Cross-tool context for your data stack. Search, lineage, and impact across warehouse and BI tools.

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

Read and write patients, facilities, medical documents, and consolidated FHIR records in Metriport.

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

Remote data science agents for Snowflake, Databricks & BigQuery in Claude/Cursor via MCP

Privacy-first web analytics. Query pageviews, referrers, trends, and AI insights.

Baselight’s MCP server lets you seamlessly integrate your favourite applications with the Baselight platform. By connecting to the MCP server, you can browse, discover, and query 70,000+ datasets and 450+ billion rows directly from your preferred environment—whether you’re building, analysing, or exploring.

CoreModels schema editor: nodes, mixins, relations, JSON Schema import/export. Sign-in required.