Live Debug Terminal
Trace every decision in real time
Watch your agents think. Core streams every prompt, tool call, and hallucination check so your team can diagnose issues before they ship.
Context Economics
Cut costs without sacrificing quality
Reduce token usage, shrink latency, and keep budgets predictable across every run.
Without Reactor
With Reactor (Basic)
With Reactor (Optimized)
Best ValueFeatures
Everything you need to
understand your agents
From real-time observability to deep debugging tools, Core gives you complete visibility.
Decision Trace Replay
Step through every decision your agent made. See the exact context window, tool calls, and reasoning at each point in time.
Token Flow Visualization
Watch tokens flow through your agent in real-time. Identify bottlenecks and optimize prompt efficiency.
Context Window Inspector
See exactly what's in your agent's context at any moment. Track how information enters and exits.
Hallucination Detection
Automatically flag responses that may contain hallucinated information with confidence scoring.
Cost Analytics
Per-request cost breakdown. Know exactly how much each agent run costs across all LLM providers.
Multi-Agent Orchestration
Visualize complex multi-agent workflows. Trace message passing and coordination between agents.
Security & Compliance
Built for production confidence
Enterprise-grade controls keep sensitive agent data protected and auditable.
In progress
Data residency controls
At rest + in transit
Available for enterprise
“Core made our agent debugging workflow predictable. We went from guesswork to full trace visibility in days.”
Ready to understand
your agents?
Start with the free tier. No credit card required. Upgrade when you're ready to scale.