Cohere provides natural language processing (NLP) models and APIs for text generation, classification, and semantic search, enabling businesses to build AI-powered applications.
LlamaIndex is an AI agent framework offering prepackaged document agents. It provides tools, libraries, and predefined components for building autonomous AI agents that process and manage documents. LlamaIndex includes memory, state management, tool access, and API integrations, enabling agents to understand context, use external tools, and execute tasks across multiple steps or conversations, ideal for document-centric applications.
Last month, I watched a team spend three weeks trying to bolt a custom vector search pipeline onto a general-purpose LLM API. They had thousands of internal wiki pages, HR docs, and support tickets, and they just wanted a chatbot that wouldn't hallucinate company policies. They were using a standard LLM provider, building the retrieval logic from scratch, and drowning in chunking strategies and embedding models.
When they finally showed me their