internlm2.5-20B-chat — benchmark results

Shanghai AI Lab's open 20B InternLM2.5 chat model (July 2024), reasoning-focused with long-context and tool/web-search support. Provider: Shanghai AI Lab. Released 2024-07-30. Access: Open.

Unified ELO 1555 ± 42, rank #608 of 1776 rated models, from 7 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
Open LLM Leaderboard - BBH62.83Score99.9
Open LLM Leaderboard - MATH Level 540.79Score90.6
Open LLM Leaderboard - MuSR16.74Score86.6
Open LLM Leaderboard - IFEval70.1Score83.1
Open LLM Leaderboard - GPQA9.51Score76
Open LLM Leaderboard - MMLU-Pro33.31Score73.7
Chatbot Arena (Text)1191Elo17.3

Interactive version: theaggregate.ai/model?slug=internlm2-5-20b-chat · How the rankings work · Data refreshed daily, snapshot 2026-07-22.