1. Multi-agent demo (richest first value)

premier demo
premier open .premier/traces/multi-agent-demo.atrace

The demo seeds a failure investigation with coordinator, researcher, coder, model usage, tools, approvals, and joins — the full surface the viewer is designed for.

2. Record any command

premier record -- npm test
premier record --open --name "Billing repair" -- your-agent run

Traces default under .premier/traces/. Prefer a stable path:

premier record --output ./review.atrace -- npm test
premier verify ./review.atrace
premier list

3. What you get automatically

Under premier record, the child process receives:

Variable Purpose
PREMIER_TRACE_ID Active trace id
PREMIER_COLLECTOR_URL Loopback event endpoint
PREMIER_COLLECTOR_TOKEN Per-recording bearer token

Stdout and stderr are captured as process events. Typed agent evidence requires emit.

4. Next steps