"How to Use or Manage Knowledge Base in Feishu" matching MCP connectors:

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

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

Self-hosted MCP gateway: turn any API, database or MCP server into AI connectors — no code.

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

Document-to-Markdown MCP server — convert PDF, Office and HTML into LLM-ready Markdown.

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

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.

Fuzzy entity resolution and dedupe for names, addresses, and company records — the "is this the same person/company" problem that breaks exact-match joins. Clean CRM exports, merge duplicates, reconcile vendor lists. Pay-per-call via x402 (USDC on Base): $0.008/call, no account or API key. tools/list and /openapi.json are free for discovery.

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

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

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

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

AI web extraction: send URLs + a JSON Schema, get clean structured data. Pay-per-use via x402.

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.

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.

Access live interest rate forward curves, swap pricing, FX forwards, inflation forecasts, and bond yields directly from your AI workflows. Blue Gamma's MCP server exposes the same data available through their API and Excel Add-in — covering indices like SOFR, SONIA, EURIBOR, ESTR, CORRA, STIBOR, NIBOR, and CIBOR. Query swap rates, pull forward curves, and price amortising swaps without leaving your LLM-powered tools. Requires a Bluegamma account — sign up at bluegamma.io.