Helicone
Helicone AI is an open-source gateway and observability platform for AI applications. It offers a single API to connect to over 100 large language models, simplifying how you route requests, debug problems, and analyze performance. This helps you build robust and cost-effective AI tools.
Key Features
- Universal Model Access
- Intelligent Request Routing
- Comprehensive Debugging
- Performance Analytics Dashboard
- Custom Alerts & Monitoring
- Prompt Improvement Tools
- Interactive Playground
- Dataset Management
- Multi-Provider Compatibility
- LiteLLM & OpenRouter Support
Retell AI
Retell AI helps businesses build and deploy intelligent AI voice agents that sound human on calls, handling customer support, scheduling, and lead qualification 24/7. This reliable, no-code platform integrates with your existing systems, making call operations efficient, scalable, and compliant.
Key Features
- Voice AI API
- Multilingual Support
- Voicemail Detection
- Inbound & Outbound Calling
- Effortless Scalability
- High Availability
- Ultra-Low Latency
- Intuitive Agent Builder
- Comprehensive Testing Tools
- Multi-Channel Deployment
Conclusion
Both Helicone and Retell AI are powerful AI agents with their own strengths. The best choice depends on your specific requirements:
- • Choose Helicone if you prioritize universal model access.
- • Choose Retell AI if you need voice ai api.