AI Tools Kit
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Vector Databases for AI Agents: Pinecone vs Chroma vs Weaviate vs pgvector
Practical comparison of four vector database options for AI agent memory in 2026 — latency benchmarks, semantic search quality, cost at scale, and a clear verdict by agent architecture type.
SmallCode vs Large LLMs: What the 87% Benchmark Actually Means
SmallCode hits 87% on coding benchmarks with a 4B-active model. Practical comparison of small specialist LLMs vs frontier models for coding agents — with cost tables and a task-type decision framework.
LangChain vs LangGraph: Which to Use in 2026
LangGraph wins for stateful multi-step agents; LangChain wins for simple RAG pipelines. Here's the full comparison with a decision framework, migration path, and use-case breakdown.