Back to Tools
Future AGI vs Marvin
Side-by-side comparison of features, pricing, and ratings
AI agent evaluation and simulation platform to catch hallucinations and optimize performance.
Visit Website
Pricing
Freemium
Free
Plans
$0/month
Usage-based after free tier
$0/mo
Popularity
5.6k views
7.1k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
WebAPICLI
CLI
Categories
💻 Code & Development📊 Data & Analytics🤖 Automation & Agents
💻 Code & Development🤖 Automation & Agents
Features
Scenario-based simulations for agents
Synthetic data generation
Agent IDE for iterating and refining agents
Comprehensive evaluation with factuality, relevance, safety, completeness metrics
Error feed for catching issues
AI optimization to improve with data
Real-time monitoring with tracing, dashboards, alerting
Command center for overview
Self-hosted option (open source Apache 2.0)
LLM cost calculator
Evaluation TCO calculator
Support for phone call simulations
Automated scenario generation with variables
Call analytics and performance metrics
Agent graph view for latency analysis
AI functions via @ai_fn decorator
AI classifiers via @ai_classifier decorator
Embeddings generation with @ai.embed
Structured data extraction with Pydantic models
Agent loops and tool use
Built-in streaming with SSE
Rate limiting and error handling
OpenAI & Anthropic model support
Async-first API
Type-safe outputs with Pydantic