blog(retain): structuring chat logs for optimal ingestion

[dcbouius]

What

Adds a concept/best-practices blog post on how to structure chat logs and conversation transcripts for optimal ingestion into Hindsight's retain. No such standalone guide existed — the guidance was previously scattered across retain.mdx, retain.md, and individual integration code.

File: hindsight-docs/blog/2026-06-23-structuring-chat-logs-for-memory.md

Contents

Written in the house deep-dive style (hook → TL;DR w/ truncate → sectioned tables → worked example → recap table → next steps). Covers:

• Granularity — one item per conversation, not per message; document_id upsert (replace) vs. update_mode: "append" for streaming transcripts
• Speaker labeling — the Name (timestamp): text convention
• Attribution — using context to drive the world-vs-experience fact split (a customer's "I…" stays a fact about the customer)
• Time — timestamp anchoring (incl. "unset") for relative-date resolution and temporal recall
• Noise removal — stripping system prompts and Hindsight-injected memories (de-facto convention from the LiteLLM integration)
• metadata / tags for provenance and visibility scoping

Every claim is grounded in docs/developer/api/retain.mdx + docs/developer/retain.md and the official integrations' actual payload-building code.

Verification

• npm run build in hindsight-docs/ passes (exit 0). Page renders at /blog/2026/06/23/structuring-chat-logs, and appears in the blog index, RSS/atom feeds, archive, and all five tag pages. No broken-link/anchor warnings attributable to this post.

Notes for reviewer

• Author attributed to the generic hindsight (Hindsight Team). Happy to reassign.
• No hero image — omitted to avoid a broken link. Concept posts usually have one; if wanted, add hindsight-docs/static/img/blog/structuring-chat-logs.png and I'll wire in the image: field + hero.

Update: incorporated real user Q&A

Added guidance distilled from a real customer conversation:

• Document length isn't the constraint — directly counters the common "long transcripts lose their tail" failure mode of other memory systems. New section "How Long Is Too Long? Segment by Recall Latency, Not Size."
• Segment by recall latency, not size — don't buffer a week of logs if you need same-day recall.
• Streaming guidance — buffer a few turns per retain (context beats noise-only lines like "lol"); note the modest per-user ingest rate limit (phrased softly, not as a hard committed number).
• Links & attachments — links are retained as reference text (not fetched/parsed); no file-ingest interface, so store attachments in S3 and pass a link.
• TL;DR and Recap table updated accordingly.