
Merlin
Merlin is an AI-powered productivity platform that integrates GPT-4, Claude, Gemini, and more, helping users research, summarize, create content, and access AI assistance directly across websites, documents, and apps.
Step-by-step guides to master the most popular AI tools.
Plain-English definitions of essential AI terms and concepts.
Side-by-side feature, pricing and capability breakdowns.
Learn the story, mission and team behind TechShark.
Get in touch with our team for support or partnerships.
Find the right tool for writing, design, code, video, research and more — all in one curated directory.
Explore directory
Merlin is an AI-powered productivity platform that integrates GPT-4, Claude, Gemini, and more, helping users research, summarize, create content, and access AI assistance directly across websites, documents, and apps.

Toolspend is an AI-powered platform that tracks AI and SaaS spend, usage, and cost, identifies underutilized tools, and alerts teams before renewals to optimize budgets.
Merlin
Toolspend
Merlin
Toolspend
Merlin
Toolspend