Technical FAQ
How fast are lookups?
Section intitulée « How fast are lookups? »Target: < 2 seconds
- Local tech glossary: Instant (stored locally, 85+ terms)
- Cached lookups: < 500ms
- New AI queries: 1–2 seconds via Cloudflare Workers edge nodes
Where does pronunciation data come from?
Section intitulée « Where does pronunciation data come from? »- Official docs from Apple, Google, Meta, Amazon
- YouGlish corpus samples
- Developer community consensus
- Engine: Google Cloud Text-to-Speech (Neural voices)
How are sync conflicts resolved?
Section intitulée « How are sync conflicts resolved? »DevGlish uses last-write-wins based on clientUpdatedAt timestamps. Offline edits sync automatically when reconnected.
Can word book data be exported?
Section intitulée « Can word book data be exported? »Yes. Settings → Data → Export → CSV format. Anki and Notion export are on the roadmap.
Which AI model is used?
Section intitulée « Which AI model is used? »Claude (Anthropic) — chosen for accuracy with technical terms, structured JSON output, and multi-language understanding.
Each request includes: selected text + app context. Never includes: document content, user identity, or browsing history.
Why isn’t DevGlish on the Mac App Store?
Section intitulée « Why isn’t DevGlish on the Mac App Store? »- Accessibility permissions work better outside the App Store
- Faster iteration without App Store review delays
- Flexible pricing without Apple’s 30% fee
Where is data stored?
Section intitulée « Where is data stored? »- Local: SwiftData in
~/Library/DevLingo/(FileVault encrypted) - Cloud: Cloudflare D1, per-user isolated, TLS 1.3 encrypted
Data is deleted within 30 days of account deletion.