T4-R3 ecosystem
Embedding: A numeric vector standing in for a piece of text.
Search indexes
Embeddings
Rerankers
Citations
A voice agent and a chat agent can share the same note index.
The capstone answers only from notes you are allowed to use.
Write the goal in one sentence.
Name the input and the allowed output.
Save the trace next to the result.
The answer looks fluent and is wrong. Check whether a source passage actually contains the claim.
The loop never stops. Set a step cap and stop when the tool result repeats.
Sources and go deeper
- Karpukhin and co-authors, Dense Passage Retrieval for Open-Domain Question Answering, 2020 paper last checked 2026-10
- Lewis and co-authors, Retrieval-Augmented Generation for Knowledge-Intensive NLP Tasks, 2020 paper last checked 2026-10
- Word embedding — Wikipedia wikipedia last checked 2026-10
- Retrieval-augmented generation — Wikipedia wikipedia last checked 2026-10