MCP-Bench: Benchmarking Tool-Using LLM Agents with Complex Real-World Tasks via MCP Servers. - Zhenting Wang; Qi Chang; Hemani Patel; Shashank Biju; Cheng-En Wu; Quan Liu; Aolin Ding; Alireza Rezazadeh; Ankit Shah 001; Yujia Bao; Eugene Siow (CoRR, 2025)