Apps similar to PromptDesk include Model Context Protocol, which is free and open source. Other options are Promptbar, Laminar AI and Universal Tool Calling Protocol. In total there are four Large Language Model (LLM) Tools like PromptDesk for self-hosting and the web.
Standardized open protocol facilitating seamless integration between large language model applications and external data sources and tools. Supports development of AI-powered IDEs, chat interfaces, and custom workflows with a reliable client-server communication model. Developed by Anthropic.
United States
Promptbar is a browser extension that stores your own prompts and drops them into any text box with a keystroke. Type a short trigger, pick a saved prompt, and it lands in ChatGPT, Claude, Gemini, or any other site with a text field.
Singapore
Laminar is an open-source observability platform purpose-built for AI agents. It combines tracing, evaluation, and agent-behavior monitoring in a single system, with a Rust backend built for high-volume ingestion.
United States
The Universal Tool Calling Protocol (UTCP) is an open standard, as an alternative to the MCP, that describes how to call existing tools rather than proxying those calls through a new server. After discovery, the agent speaks directly to the tool’s native endpoint (HTTP, gRPC...
