"Exploring Gemini Services or Tools That Don’t Require an API Key" matching MCP servers:

An MCP server that integrates Google Gemini with corporate management APIs to handle employees, clients, and suppliers through natural language. It enables dynamic data retrieval, record creation, and secure document listing without including sensitive data in the initial prompt.

Enables Money Forward Cloud Accounting operations via API key authentication, including journal entries, voucher attachments, deletions, and office management without OAuth.

Enables MCP clients to interact with the Crewmeister API over local stdio, covering operations for members, teams, time tracking, salary exports, and related platform resources.

Enables AI assistants to look up customers, orders, products, and stock; take role-restricted actions such as creating orders and handling refunds; enforce business rules; and maintain a tamper-evident audit log.

Exposes typed inventory reads and order preparation over MCP, with capability scopes enforced by the server process rather than tool arguments. Stock is committed only through a separate operator approval surface, keeping approval outside the model's reach.

Enables interaction with Grocy's API through MCP, allowing management of grocery inventory, shopping lists, and household tasks via natural language.

MCP server for querying employee data via tools like get_employees and get_employee_by_id. Serves as a proof-of-concept for integrating Pega applications with AI agents.

Provides a Streamable HTTP MCP proxy for VS Code Copilot and Claude Code, using JWT client assertion to securely access NetSuite APIs.

MCP server that provides mock APIs and deterministic seed data for ERP/OMS, WMS, and CRM systems, enabling supply chain data exploration and integration testing.

Exposes internal company services as LLM-callable MCP tools, enabling AI agents to perform business operations like customer management, order processing, and support ticketing through natural language.

Enables AI assistants to explore and query SAP BW/4HANA modeling objects and metadata, such as InfoAreas, InfoObjects, ADSOs, CompositeProviders, and Queries.

Enables MCP clients to search and execute 360 operations across Holded's accounting, sales, inventory, contacts, CRM, projects, team, calendar, inbox, and developer APIs. Supports read and write calls with an API key, including a read-only mode.

Deterministic Odoo ERP calculators: implementation, migration and upgrade cost, ROI and TCO, US/Canada/EU sales tax and VAT, Canadian payroll source deductions, and inventory maths (reorder point, safety stock, EOQ, landed cost, OEE). 24 tools, each a pure function, the numbers are arithmetic rather than a model's guess. Hosted remote server, no install and no API key; a stdio bridge is included

An MCP server that facilitates seamless interaction with SAP ABAP systems to manage development objects, transport requests, and source code. It provides a comprehensive suite of tools for performing syntax checks, object searches, and code modifications via the ADT API.

Connect Gemini CLI to any ObjectStack deployment over the Model Context Protocol to discover objects, query and change records, and run business actions under your own permissions and row-level security.

MCP server for ERPNext that provides read-only access to business data and controlled creation/update of draft documents, with strict security, RBAC, field whitelisting, audit, idempotency, and optimistic locking.

Enables MCP clients to work with SAP systems through development-tool APIs for object search, source retrieval and editing, syntax checks, activation, transports, debugging, refactoring, Git operations, and analysis within a single SAP session. Large results can be retrieved through paged reads.

Enables agents and MCP clients to look up shipment tracking status, SAP order sync errors, ServiceNow incident tickets, and internal SOP runbooks through natural-language tool calls, with every execution written to a SQLite audit trail.

Enables pulling public Oracle Fusion Recruiting and Taleo career-site job postings as structured JSON, including locations, skills, pay ranges, and apply URLs. It also supports career-site discovery, scheduled new-posting monitoring, and Markdown output for AI assistants.

Enables AI agents to read and write a Contractor Foreman account — projects, daily logs, schedules, punchlists, estimates, change orders, invoices, job costing, time cards and more — through 89 tools authenticated with cookies pulled from your own Chrome session. Runs self-hosted on your machine over stdio or HTTP for any MCP client, with matching REST and Python access.