BFCL v2

BFCL v2 (Berkeley Function Calling Leaderboard v2) is an enhanced version featuring improved evaluation criteria and expanded test coverage for function calling capabilities. Building on the original BFCL framework, it incorporates refined metrics for accuracy assessment, enhanced multi-turn scenarios, and additional real-world function calling challenges. The benchmark maintains focus on tool usage evaluation while providing more comprehensive assessment of LLM function calling abilities.