Meet Token Saver: An Open-Source MCP Extension Using Local Hybrid RAG to Cut Claude PDF Token Costs 90-99%

Token Saver is a new open-source extension for Claude Desktop that utilizes local hybrid retrieval-augmented generation to process PDF documents. By extracting only relevant information before sending data to the model, the tool reportedly reduces token consumption for document analysis by 90 to 99 percent. This approach allows users to manage large files while maintaining data privacy by keeping the processing localized.