What is Fallom?
Fallom is the observability and experimentation platform for AI-powered applications. With just a few lines of code, you get:- Automatic tracing - Every LLM call captured with model, tokens, latency, prompts, and completions
- A/B testing - Test different models and prompts to find what works best
- Session tracking - Group related LLM calls by user or conversation
Get started in 5 minutes
Install the SDK and start tracing your LLM calls.
Core Features
Quickstart
Get up and running with Fallom in minutes.
Model A/B Testing
Test different LLM models to optimize performance and cost.
Prompt Management
Experiment with prompts to improve your AI outputs.
API Reference
Explore the complete Fallom API documentation.
How It Works
1
Initialize Fallom
Add the SDK to your project and initialize it with your API key from the dashboard.
2
Make LLM Calls
Use your existing OpenAI, Anthropic, or other LLM code—Fallom traces automatically.
3
Analyze & Optimize
View traces in your dashboard and run experiments to improve your AI.
Open Dashboard
Get your API key, create configs, and view your traces
Supported Languages
Python
pip install fallomTypeScript
npm install @fallom/trace