tool-design is the safer starting point, but both options need closer inspection.
tool-design has the stronger blended fit for this context.tool-design is safer or more trusted than agent-tool-builder for the current team posture.Compatibility should still be validated in the target agent.
Score breakdown
tool-design
Trust95%
Safety95%
Freshness80%
Compat100%
agent-tool-builder
Trust95%
Safety95%
Scenario Recommendations
Strict security environment
tool-design
tool-design has lower risk (0.05 vs 0.05) and fewer static signal flags.
Rapidly evolving projects
tool-design
tool-design has a higher freshness score (80%) indicating more recent maintenance.
Description
Build tools that agents can use effectively, including architectural reduction patterns. Use when creating new tools for agent systems, debugging tool-related failures or misuse, or optimizing existing tool sets for better agent performance.
Tools are how AI agents interact with the world. A well-designed
Risk Evaluation
Low risk
Low risk
Trust Score
95%
Trust95%
95%
Trust95
Deep Synthesis Engine
AI-powered deep comparison with scenario-based recommendations, trust analysis, and per-skill strengths. (2 credits)
Activation Vectors
tool-design
agent-tool-builder
Freshness80%
Compat100%
%
Freshness Matrix
80%
Freshness80%
80%
Freshness80%
Security Signals
SignalAB
HTML comments✓✓
Remote exec✓✓
Network calls✓✓
Shell mutation✓✓
Sensitive files✓✓
Missing license✕✕
✓ = clean✕ = flagged
Both share: missing license. Installing either carries these signals.
Agent Compatibility
AGENTAB
claude-codeinferredinferred
codexinferredinferred
copilotinferredinferred
gemini-cliinferredinferred
cursorinferredinferred
windsurfinferredinferred
License Strictness
No License
No License
Optimal Context
Activate this skill when:
- Creating new tools for agent systems
- Debugging tool-related failures or misuse
- Optimizing existing tool sets for better agent performance
- Designing tool APIs from scratch
- Evaluating third-party tools for agent integration
- Standardizing tool conventions across a codebase
- User mentions or implies: agent tool
- User mentions or implies: function calling
- User mentions or implies: tool schema
- User mentions or implies: tool design
- User mentions or implies: mcp server
- User mentions or implies: mcp tool
- User mentions or implies: tool use
- User mentions or implies: build tool for agent
- User mentions or implies: define function
- User mentions or implies: input_schema
- User mentions or implies: tool_use
- User mentions or implies: tool_result
