"Official Atlassian MCP Server by Atlassian" matching MCP servers:

Enables sentiment analysis of text blocks using the Api Ninjas API, returning sentiment scores and overall sentiment classification for up to 2000 characters of text.

Enables AI agents to query historical market context data from the Konseki API, returning raw JSON for analysis.

Enables AI assistants to interact with the ClawResearch autonomous AI research platform, including paper search and submission, peer review management, and agent collaboration.

Web search API for comprehensive event retrieval: find every relevant event across the open web — not just top results.

An MCP server for High-Throughput Screening (HTS) assay calculations across sub-cellular, cellular, tissue, and organism biological tiers, enabling local-first bioassay analysis.

200+ AI-powered legal research and drafting skills for attorneys — case law analysis, motion drafting, contract review, deposition prep, and ABA compliance tools. LawTasksAI.com never sees your client data.

MCP server for Apollo.io B2B data discovery and enrichment, enabling company search, people search, contact enrichment, and organization firmographics through Apollo's REST API.

Provides McKinsey-style strategy intelligence for real estate by enabling AI assistants to search podcast transcripts, access industry benchmarks, and apply consulting frameworks like 2×2 matrices and issue trees to analyze business situations.

Enables querying employment rates by sector (agriculture, industry, services) for a given country and year using World Bank API.

MCP server providing SEC EDGAR signal intelligence — insider trading (Form 4), 13F holdings, filing velocity, activist risk flags, and multi-company comparisons. Already on the official MCP Registry, awesome-mcp-servers (PR #5664 pending), and Apify Store with three-tier pay-per-event pricing. MIT license, TypeScript, comprehensive README.

Generates, validates, and updates structured research tables by synthesizing multiple AI queries, enabling AI agents to autonomously drive research workflows.

MCP server for S.C.A.L.A. Score API — search and retrieve data on 244M+ companies across 50+ countries. Tools for company lookup by name/VAT/ID, NACE sector search, geographic filtering, and financial data enrichment from official EU business registries.

The ArXiv MCP Server bridges the gap between AI models and academic research by providing a sophisticated interface to arXiv's extensive research repository. This server enables AI assistants to perform precise paper searches and access full paper content, enhancing their ability to engage with scientific literature.

First-party web analytics MCP server for AI agents, providing 42 tools to query traffic, events, funnels, conversions, sources, and performance data.

Portfolio risk analytics MCP server — VaR, Monte Carlo simulation, stress testing, portfolio optimization, options Greeks, and correlation analysis. Real market data via Yahoo Finance. Free tier available, Pro at $29/mo.

Enables AI assistants to search and retrieve cryptographic research papers from the IACR Cryptology ePrint Archive. Supports smart search by title, author, or keywords, paper details, and recent papers.

MCP server for Interactive Brokers API integration, enabling account management, trading, market data, and short selling analysis through Claude.

Enables to analyze Korean pharma/biotech stocks using clinical trial data from ClinicalTrials.gov and market data from Naver Finance, providing 100-point scoring, decision labels, and technical indicators.

Provides access to the Integrated Taxonomic Information System (ITIS) database via a Model Context Protocol server, enabling taxonomic searches by scientific name, TSN, kingdom, and rank, with features like autocomplete and hierarchical data retrieval.

Enables AI assistants to access protein information directly from UniProt, allowing retrieval of protein names, functions, sequences, and organism data by accession number.