CtrlK
BlogDocsLog inGet started
Tessl Logo

second-brain

Personal knowledge base powered by Ensue for capturing and retrieving understanding. Use when user wants to save knowledge, recall what they know, manage their toolbox, or build on past learnings. Triggers on "save this", "remember", "what do I know about", "add to toolbox", "my notes on", "store this concept".

90

2.90x

Quality

83%

Does it follow best practices?

Impact

96%

2.90x

Average score across 6 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Evaluation results

99%

67%

Structuring Developer Knowledge for Long-Term Retrieval

Concept format and namespace structure

Criteria
Without context
With context

Concept name header

0%

100%

What it is section

37%

100%

Why it matters section

62%

100%

How it works section

75%

100%

Key insight section

0%

100%

Related section

50%

100%

ASCII diagram included

0%

100%

Correct namespace paths

0%

100%

Uses API wrapper script

0%

90%

embed true in create_memory

0%

100%

WHY not just WHAT

87%

100%

No credentials in entries

100%

100%

Without context: $0.6124 · 3m 21s · 27 turns · 31 in / 9,806 out tokens

With context: $0.3823 · 1m 35s · 20 turns · 24 in / 5,470 out tokens

100%

55%

Adding Newly-Used Tools to a Personal Toolbox

Toolbox entry format and index maintenance

Criteria
Without context
With context

Tool name header

80%

100%

Category field

100%

100%

Website field

100%

100%

Cost field

100%

100%

What it does section

60%

100%

Why I use it section

50%

100%

When to reach for it section

100%

100%

Quick start section

20%

100%

Gotchas section

100%

100%

Correct toolbox namespace

0%

100%

Index key correct

0%

100%

Index has Categories section

25%

100%

Index has Recent additions

25%

100%

update_memory for index

0%

100%

Without context: $0.8302 · 2m 16s · 31 turns · 2,054 in / 7,273 out tokens

With context: $0.5049 · 1m 55s · 25 turns · 27 in / 6,749 out tokens

90%

67%

Automating Knowledge Base Maintenance

API wrapper usage and duplicate prevention

Criteria
Without context
With context

Uses wrapper script

0%

100%

create_memory method

0%

100%

embed true flag

0%

100%

discover_memories for duplicate check

0%

0%

update_memory for index

0%

100%

No hardcoded API key

100%

100%

Correct concept namespace

0%

100%

Correct toolbox namespace

0%

100%

Toolbox index updated

44%

100%

No credentials in entry files

100%

100%

Without context: $0.3815 · 1m 42s · 17 turns · 19 in / 6,724 out tokens

With context: $0.8856 · 3m 31s · 28 turns · 32 in / 12,100 out tokens

Repository
majiayu000/claude-skill-registry-data
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.