Berkeley Function-Calling Leaderboard

Evaluates AI models' function calling abilities for development and testing.

EmergingLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Proprietary

Data freshness

Unverified

Overview

What is Berkeley Function-Calling Leaderboard?

The Berkeley Function-Calling Leaderboard assesses the capability of large language models to call external functions or tools, providing insights into their practical utility in real-world applications. This leaderboard is essential for developers looking to integrate AI-driven functionalities effectively.

Key differentiator

The Berkeley Function-Calling Leaderboard stands out as a specialized tool for evaluating the practical utility of AI models in calling external functions, offering unique insights into their real-world applicability.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Assesses function calling abilities of AI modelsmedium

Provides detailed insights into model performancemedium

Facilitates comparison among different AI modelsmedium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited language support beyond Pythonhigh

Primary and official support is for Python, other languages rely on community contributions

Expensive at scale due to proprietary licensingmedium

Commercial pricing model becomes costly as usage increases, especially in enterprise settings

Fit analysis

Who is it for?

✓ Best for

Teams developing AI-powered tools that require external function calls

Researchers benchmarking the capabilities of different language models

Developers looking to integrate AI into their applications with confidence

✕ Not a fit for

Projects requiring real-time performance metrics for function calling

Applications where manual testing is preferred over automated evaluation

Cost structure

Pricing

Free Tier

Available

Starts at

Freemium

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with Berkeley Function-Calling Leaderboard

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →