ken #

Retired October 1, 2026. Use Pensieve instead. ken.waow.tech redirects there; the source below is retained for reference.

semantic search over your atproto repo. sign in, ken builds a vector index of your records, search by meaning.

ken.waow.tech

lexicons #

• tech.waow.ken.pack — saved vector index (record + blobs on your PDS)

stack #

sync.getRepo → CAR walk + filter → llama.cpp embed → in-memory search
                                                          ↓
                                        (opt-in) save pack to user's PDS

• backend: zig 0.17, zat (AT Protocol), llama.cpp (bge-small-en-v1.5)
• infra: fly.io (performance-2x, 4 GB)

develop #

cd backend
zig build
OAUTH_CLIENT_SECRET_KEY=... MODEL_PATH=models/bge-small.gguf ./zig-out/bin/embed-on-pds

deployment #

The Fly machine is stopped with automatic start and restart disabled. No persistent volumes are attached. The deployment recipe remains for historical reference; redeploying would reactivate a retired application.

notes #

• large-repo embedding pipeline — filtering, time cutoff, memory budget

license #

MIT