PromptLayer manages your prompts. AgentShield monitors what your agents do with them.
PromptLayer is a prompt management and logging platform. AgentShield is a runtime governance platform for AI agents — monitoring behavior, scoring risk, and enforcing compliance in production.
| Feature | PromptLayer | AgentShield |
|---|---|---|
| Prompt Management | ||
| Prompt Versioning | ✓ core feature | ✗ |
| Visual Prompt Editor | ✓ | ✗ |
| A/B Testing | ✓ | ✗ |
| Agent Monitoring | ||
| Agent Action Tracing | ✗ | ✓ |
| AI-Powered Risk Scoring | ✗ | ✓ |
| Tool Call Monitoring | ✗ | ✓ |
| Real-Time Alerts | ✗ | ✓ |
| Governance | ||
| Human-in-the-Loop Approvals | ✗ | ✓ |
| Compliance Reports (EU AI Act) | ✗ | ✓ |
| Cost Budgets per Agent | ✗ | ✓ |
Yes. PromptLayer is great for managing and versioning your prompts. AgentShield monitors what your agents do at runtime — the decisions they make, the risks they take, and the costs they incur. Completely different layers of the stack.
Use PromptLayer to craft better prompts. Use AgentShield to govern what happens next.
Good prompts are the start. Safe agents in production is the goal.