"Using OpenRouter API to integrate calls to other LLMs on Claude desktop" matching MCP servers:

MCP server that exposes the OBBBA No Tax on Tips federal deduction logic as callable tools, enabling users to check eligibility and estimate tip deductions.

Provides a read-only MCP tool to consult official SEFAZ TO negative debt certificates via a hosted, prepaid API.

MCP server for Azerbaijan's official legal-acts database (e-qanun.az), enabling search, metadata retrieval, and full-text access to legislative and judicial documents.

Enables automated company formation across multiple jurisdictions with REST and MCP interfaces. Supports jurisdiction listing, requirement details, cost estimation, and secure API key management.

An MCP server that enables patent creation and analysis, including regulation search, prior art discovery, claim compliance checks, and patent diagram generation, all within Claude Code.

MCP server for querying negative certificates of court proceedings (Certidão Negativa de Feitos) from MPT DF e TO via official sources, with prepaid credit and read-only access.

Enforces Awaken Church's governance policies by scanning content, correcting language, blocking unauthorized integrations, routing projects, and flagging content for review.

This MCP Server provides a natural language interface to interact with Google's Policy Analyzer API, allowing users to analyze policies and evaluate compliance through conversations.

Enables querying EU legal documents, case law, and citation graphs through natural language using the LexAPI.

MCP server providing 100% coverage of the CISO Assistant GRC REST API through action-routed tools for compliance, risk management, and other security domains.

A local-first MCP server that connects to legal case-management systems like ActaPort, letting AI agents read and prepare work for lawyer approval by replaying saved browser sessions.

Japan Operations OS for AI agents — 14 knowledge domains covering regulations, protocols, calendar, travel, food culture, language, disaster safety, daily life, and persistent memory. 31 MCP tools via REST + Streamable HTTP.

NewDB is a unified DaaS intelligence platform and MCP server providing automated verification for Russian individuals, legal entities, and foreign citizens. Connect your AI agents directly to official government and commercial registries, including FNS (taxes & bank blocks), FSSP (enforcement debts), MVD (passport validity), Fedresurs (bankruptcy), and CAD Arbitration courts.

Generate Polish legal documents (sales contracts, powers of attorney, termination letters, loan agreements, handover protocols) directly from your AI assistant. No API key required.

Enables integration with the ZapSign API for electronic document signing and management, including document, template, signer, webhook, and background check operations through MCP tools.

Real-time OFAC and global sanctions screening for AI agents: screen crypto addresses, emails, websites, government IDs, and countries against OFAC SDN and 10+ sanctions/crime/risk lists, plus PEP screening, VPN detection, and IP geolocation. Hosted remote streamable-HTTP server at https://api.compliapi.com/mcp (anonymous tools/list; free API key or x402 pay-per-call).

Enables users to create, manage, and track electronic signing requests and templates through Claude Desktop and other MCP-compatible clients. Provides multi-tenant authentication with customer API keys for secure document workflow operations.

Provides AI agents with access to Moroccan Court of Cassation decisions through search tools and PDF retrieval. Enables both real-time queries against the official portal and local searches across indexed decisions.

Predicts the outcome of Dutch court cases dismissed, partly granted, or granted using a model trained on 609,715 rulings, with the outcome leakage measured and removed: 92% of Dutch judgment texts state the outcome verbatim, 0.1% remains after the cut, giving 78.2% accuracy against a 43.7% majority baseline. The lekkage_check tool exposes that same measurement so anyone can test a datase

Enables checking US case citations from Claude Desktop, Claude Code, Cursor, and the OpenAI Agents SDK before filing a draft.