Stop Putting Mimic.copy in test_helper.exs
Mimic's docs tell you to centralize Mimic.copy calls in test_helper.exs. I don't.
Elixir
15 articles
Smelter: JSON Schema to Elixir Code Generator
Stop hand-coding Ecto structs for external APIs. Smelter generates them from JSON Schema, including $ref resolution, composition, and batch processing.
Leidenfold: Leiden Community Detection for Elixir
Leiden community detection for Elixir, powering Arcana's GraphRAG.
Hallmark: detect LLM hallucinations locally in Elixir
Score whether an LLM's output follows from your source material or if it's hallucinated. Runs locally in Elixir, no API calls.
Arcana: Embeddable RAG for Elixir/Phoenix
Everything I've learned building RAG systems, packaged into one Elixir library. Hybrid search, agentic pipelines, GraphRAG, all running on your existing Ecto Repo and pgvector.
Stephen: ColBERT-Style Neural Retrieval for Elixir
ColBERT-style late interaction retrieval for Elixir. Per-token embeddings and MaxSim scoring for more precise search than single-vector approaches.
Elixir/BEAM Doesn't Solve Everything for AI Agents. Addressing the Criticisms.
Addressing the three most valid criticisms of using Elixir and the BEAM for AI agents.
Alike: Semantic Similarity Testing with the Wave Operator
Test LLM outputs by meaning, not by characters. A wave operator for semantic similarity assertions in Elixir, powered by local embeddings.