LLM Engineering10 min read
Visualizing RAG pipelines with LangGraph StateGraph
How to render a RAG pipeline as a graph with LangGraph StateGraph. The diagram, the state schema, and the debugging workflow that saves hours.
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86 posts in total
LLM Engineering10 min read
How to render a RAG pipeline as a graph with LangGraph StateGraph. The diagram, the state schema, and the debugging workflow that saves hours.
AI Engineering11 min read
How coding agents remember context across sessions. The memory store, the recall pattern, and the 3 kinds of memory every agent should keep.
AI Engineering12 min read
How to design custom tools for coding agents that are not read, edit, or bash. The naming rules, the schema patterns, and the 3 custom tools that pay off.
AI Engineering10 min read
Why ripgrep is the right code search tool for coding agents. The speed, the flags, and the wrapper that turns rg into a safe agent tool.
AI Engineering11 min read
How to design an edit tool a coding agent can use without wrecking files. The string-match rule, the dry-run pattern, and the 50-line safe edit function.
AI Engineering in Practice11 min read
How to cut Docker build time for agentic AI images from 8 minutes to 40 seconds. The layer order rule, the cache mount, and the trap beginners hit.
AI Engineering12 min read
How to structure tool integrations so an agent stays clean as it grows. The registry pattern, schema-first design, and the 80-line dispatcher that scales.
AI Engineering in Practice11 min read
How to use JWTs for agentic API auth. The claims that matter, the refresh rotation pattern, and the middleware that keeps long-running agents logged in.
AI Engineering in Practice11 min read
How to rate limit a FastAPI agent service. Token buckets per user, burst control, and the Redis pattern that survives multi-worker deployments.
AI Engineering in Practice10 min read
Why exposing DB models as API responses leaks sensitive fields. The Pydantic separation pattern, the 3 schema layers, and the safe FastAPI response.
AI Engineering in Practice11 min read
How to model users and conversation sessions for multi-tenant AI agents. The schema, the tenant guard, and the pattern that scales to thousands.
AI Engineering in Practice10 min read
Why your agentic AI service hits 'broken pipe' errors at 100 users and how SQLAlchemy connection pools fix it. The sizing rule and the lifespan pattern.