LLM Function Calling and Tool Use: A Production Architecture (2026)
LLM function calling explained: JSON-schema tool definitions, parallel tool calls, the agent loop, routing, validation and failure handling in a production tool-use architecture.
Grok 4.5 Explained: Architecture, Benchmarks and Deployment (2026)
Grok 4.5 explained: xAI's 2026 flagship - MoE architecture, 500K context, Cursor-tuned agentic coding, benchmark scores, API pricing, deployment and honest limits.
ColPali and Visual Document Retrieval: Late-Interaction RAG (2026)
ColPali explained: how late-interaction vision-language retrieval indexes document page images directly - MaxSim scoring, storage trade-offs, and a production multimodal RAG architecture.
Claude Opus 5 Explained: Architecture, Benchmarks and Deployment (2026)
Claude Opus 5 explained: Anthropic's 2026 frontier model - 1M-token context, effort toggle, 96% SWE-bench Verified, pricing, deployment and honest limits.
Matryoshka Embeddings: Adaptive-Dimension Retrieval Architecture (2026)
Matryoshka embeddings explained: how Matryoshka Representation Learning nests multiple dimensions in one vector for adaptive retrieval - coarse-to-fine search, storage cuts, MRL training and failure modes in 2026.
Kimi K3 Explained: Moonshot’s 2.8T Open-Weight Reasoning Model (2026)
Kimi K3 explained: Moonshot AI's 2.8T-parameter open-weight MoE - Kimi Delta Attention, 1M-token context, training, benchmarks, deployment cost and honest limits of the reasoning model in 2026.
Hybrid Search Architecture: Dense + Sparse Fusion with RRF (2026)
Hybrid search architecture explained: fusing BM25 sparse retrieval with dense vector search using Reciprocal Rank Fusion - indexing, scoring, rerankers, latency and failure modes for production RAG in 2026.
Physical Intelligence pi0.5 Explained: The VLA Robot Foundation Model (2026)
Physical Intelligence pi0.5 explained: the ~3.3B vision-language-action robot foundation model - architecture, FAST action tokenization, training on 10+ embodiments, benchmarks, deployment and honest limits in 2026.
Agentic RAG Architecture: Retrieval Inside the Agent Loop (2026)
Agentic RAG architecture explained: moving retrieval inside the agent loop with planners, query rewriting, hybrid search, rerankers and reflection - patterns, evals, cost and failure modes in 2026.
Mistral Large 3 Explained: Architecture & Benchmarks (2026)
Mistral Large 3 explained: the 675B/41B Apache-2.0 sparse MoE with a 262K context window - architecture, training, benchmarks, licensing, self-hosting VRAM, pricing and honest limits in 2026.