DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.
Session summaries count the artifacts published during the session
You'll notice
Useful2Signal2
Artifacts
Session summaries now count how many artifacts you published during the session.
What's wrong with this entry?
Anonymous. No account, no email.
What
When summarising a transcript, Claude Code now scans for the lines that record a published artifact and reports a count, using the larger of the count each line claims and the number of distinct artifact URLs seen. It runs on every summary.
Evidence
"type":"frame-link"
Strings lifted out of the shipped bundle, so the claim above can be checked against them.