Building an Embedding Service: Text, Chunks, and Commits
Read ChatCrystal’s actual embedding pipeline, separate text selection, soft chunking, vector validation, and commits, and verify boundaries offline.
曾亮懿
#ChatCrystal
#AI
#Node.js
Tag
#AI
7 posts tagged "AI".
曾亮懿 Structured JSON Prompts: Field Design & Verifiable Evidence
Use ChatCrystal’s summaries and relations to define fields, visible evidence, and counterexamples, then distinguish shape and evidence checks with offline Zod.
曾亮懿
#ChatCrystal
#AI
#Node.js
Vectra local search: fixed vectors, filters, and persistence
Run a deterministic Vectra 0.15.0 exercise in a temporary directory to check cosine scores, metadata filters, reopening, and canceled updates.
曾亮懿
#ChatCrystal
#AI
#Node.js
AI SDK structured notes: adapters, schemas, and business checks
Read ChatCrystal’s AI SDK 7 calls, distinguish provider adaptation from output shape and factual validity, and test description limits with offline Zod.
曾亮懿
#ChatCrystal
#AI
#Node.js
LLMs and embeddings: separate tasks, even with one provider
Distinguish text generation from vector generation, then verify ChatCrystal model settings, connection tests, and index rebuilding boundaries.
曾亮懿
#ChatCrystal
#AI
#Vector search
Understanding Five AI Conversation Data Formats
How ChatCrystal parses Claude Code, Codex, Cursor, Trae, and Copilot records, and where JSONL messages, event streams, SQLite KV stores, and snapshots differ.
曾亮懿
#ChatCrystal
#TypeScript
#AI
#Data parsing
Local-First and Cloud AI: Understanding Data Boundaries
Trace storage, embeddings, summaries, and agent recall in ChatCrystal to identify which data boundaries local-first architecture actually controls.
曾亮懿
#ChatCrystal
#Architecture
#Privacy
#AI
From writing to code
Explore ChatCrystal, developer tools and daily learning notes on my GitHub. Questions about the implementation are welcome.