Models

Composo has developed 2 distinct model types that each achieve best in class scoring performance for their respective tasks.

Composo Align

Expert-level Agent evaluation for production confidence

• Our flagship model for when accuracy matters most
• 5-15 second response time
• Achieves 92% accuracy on real-world evaluation tasks (vs ~70% for LLM-as-judge)
• Detailed evidence based explanations
• Optimized for complex Agentic applications

Composo Align Lightning

Fast evaluation for rapid iteration

• 3 second median response time
• Optimized for development workflows and real-time feedback
• Ideal for quick iteration during development and testing

Available Model Versions

Composo Align Versions

Version	Context Window	Latency	Notes
align-20251111	350K tokens	5-10 seconds	Current stable version
align-20250529	150K tokens	5-15 seconds	Deprecated - migrate to align-20251111

Composo Align Lightning Versions

Version	Context Window	Latency	Notes
align-lightning-20250731	200K tokens	1-5 seconds	Current stable version