Stage 2 (REX mode only) — Git archaeology, changelog analysis, verified factual timeline. Skip automatically in Concept mode.
Install with Tessl CLI
npx tessl i github:FlorianBruniaux/claude-code-ultimate-guide --skill talk-stage2-researchOutput format & file structure
Three files created
100%
0%
Global Metrics table present
62%
0%
Source column populated
40%
0%
Monthly Velocity table
0%
0%
Contributors table
62%
0%
Commands run documented
62%
0%
Patterns section in changelog
0%
0%
Verifiable metrics in changelog
12%
0%
Timeline month-by-month table
40%
0%
Cross-reference section in timeline
50%
0%
File footers present
0%
0%
Period and repo header in archaeology
100%
0%
Without context: $1.1936 · 4m 31s · 54 turns · 844 in / 16,298 out tokens
With context: $1.3593 · 4m 35s · 48 turns · 313 in / 16,297 out tokens
Cross-reference & conflict flagging
Cross-reference section exists
90%
100%
Summary claims addressed
100%
100%
Unverified dates labeled
83%
91%
Conflicts noted not silently merged
100%
100%
Metrics have explicit source
25%
100%
Verifiable CHANGELOG metrics
75%
100%
Three output files present
100%
100%
Read-only git commands only
100%
100%
Monthly Velocity table
0%
100%
Contributors table present
100%
100%
Patterns section in changelog
62%
100%
Without context: $1.0032 · 4m 13s · 43 turns · 40 in / 14,762 out tokens
With context: $1.4891 · 5m 39s · 48 turns · 44 in / 21,764 out tokens
Granularity & quiet period completeness
Week-by-week granularity
100%
100%
Quiet weeks included
100%
100%
Quiet periods annotated
80%
100%
Rounding flagged
90%
100%
Three output files present
100%
100%
Period fully covered
100%
100%
Metrics have explicit sources
37%
100%
Contributors table present
100%
100%
Patterns section in changelog
12%
87%
Cross-reference section in timeline
0%
100%
Read-only git commands
100%
100%
Without context: $1.7802 · 6m 44s · 59 turns · 65 in / 20,401 out tokens
With context: $1.2291 · 4m 44s · 58 turns · 164 in / 17,642 out tokens
Table of Contents
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