Instruction FollowingNearing Saturation
Trust Score:
80

ComplexBench

Bilingual benchmark of how models follow instructions when several constraints must hold at once — where stacking constraints is not linear.

Launched: —Refresh: static
Status Assessment (nearing-saturation):

Moved to the site's nearing-saturation bucket: ComplexBench remains useful for multi-constraint composition analysis, but it is a public static set and should be treated more as a diagnostic successor to simpler instruction-following checks than as a durable frontier-ranking benchmark.

Performance Timeline

Longitudinal progression of model scores against human baselines.

Performance & Historical Trajectory

Empirical score progression across model release dates and evaluation rounds.

Independent Vendor-Reported Human Baseline (76.0%)
ModelScoreDateSource TypeProvenance
MiMo-V2.6-Flash65.2%2026-09-12independentSource ↗
Claude Opus 5.562.5%2026-09-12independentSource ↗
Qwen 3.8 Max Prime58.8%2026-09-12independentSource ↗
Nemotron 3.5 Super VL58.5%2026-09-12independentSource ↗
Gemini 4 Argon63.9%2026-09-12independentSource ↗
Claude Haiku 5.558.5%2026-09-12independentSource ↗
Nano Banana 2.163.9%2026-09-12independentSource ↗
Mistral Large 461.3%2026-09-12independentSource ↗
GPT-6.1 Sol Pro63.9%2026-09-12independentSource ↗
GPT-6.1 Sol63.9%2026-09-12independentSource ↗
Claude Sonnet 5.563.9%2026-09-12independentSource ↗
Z.ai: GLM 5.3 Prime63.9%2026-09-12independentSource ↗
GPT-6 Luna Pro58.5%2026-09-12independentSource ↗
GPT-6 Luna58.5%2026-09-12independentSource ↗
GPT-6 Sol Pro63.9%2026-09-12independentSource ↗
GPT-6 Sol63.9%2026-09-12independentSource ↗
Claude Opus 5.566%2026-09-12independentSource ↗
Xiaomi: MiMo-V2.6-Pro-UltraSpeed63.9%2026-09-12independentSource ↗
Xiaomi: MiMo-V2.6-Flash58.5%2026-09-12independentSource ↗
Xiaomi: MiMo-V2.6-Pro58.5%2026-09-12independentSource ↗
Z.ai: GLM 5.3 FlashX61.3%2026-09-12independentSource ↗
DeepSeek V4.1 Flash58.5%2026-09-12independentSource ↗
GPT-6 Astra66%2026-09-12independentSource ↗
GPT-6 Astra Pro66%2026-09-12independentSource ↗
Gemini 3.8 Flash63.9%2026-09-12independentSource ↗
Claude Fable 5.166%2026-09-12independentSource ↗
Claude Sonnet 5.571.3%2026-09-12independentSource ↗
Claude Haiku 5.567.1%2026-09-12independentSource ↗
GPT-6.1 Sol Pro72.8%2026-09-12independentSource ↗
GPT-6 Luna70.9%2026-09-12independentSource ↗
Gemini 4 Argon72.4%2026-09-12independentSource ↗
Gemini 3.8 Flash70.8%2026-09-12independentSource ↗
Qwen 3.8 Max Prime70.2%2026-09-12independentSource ↗
DeepSeek V4.1 Flash 101758.5%2026-09-12independentSource ↗
GPT-6.1 Terra Pro63.9%2026-09-12independentSource ↗
GPT-6.1 Terra63.9%2026-09-12independentSource ↗
MoonshotAI: Kimi K3.1 Pro63.9%2026-09-12independentSource ↗
MiniMax: MiniMax M3.1 Flash58.5%2026-09-12independentSource ↗
Muse Spark Open63.9%2026-09-12independentSource ↗
LiquidAI: LFM2.5-24B-A2B58.5%2026-09-12independentSource ↗
Muse Wonder66%2026-09-12independentSource ↗
Qwen: Qwen3.8 Max Prime66%2026-09-12independentSource ↗
Upstage: Solar Mini 455.6%2026-09-12independentSource ↗
SpaceXAI: Grok 4.763.9%2026-09-12independentSource ↗
Qwen: Qwen3.8 Omni Flash58.5%2026-09-12independentSource ↗
Qwen: Qwen3.8 Max (0902)63.9%2026-09-12independentSource ↗
Muse Spark 1.3 Contributor55.6%2026-09-12independentSource ↗
Muse Spark 1.363.9%2026-09-12independentSource ↗
Hy469.7%2026-09-10independentSource ↗
Hy461.3%2026-09-10independentSource ↗
GLM 5.3 Flash70.6%2026-09-09independentSource ↗
Z.ai: GLM 5.3 Flash58.5%2026-09-09independentSource ↗
Qwen: Qwen3.8 Flash58.5%2026-09-09independentSource ↗
DeepSeek V4 Flash Vision Exp58.5%2026-09-04independentSource ↗
DeepSeek V4-Pro53.1%2026-08-30independentSource ↗
DeepSeek V4-Flash50.8%2026-08-30independentSource ↗
Z.ai: GLM 5.363.9%2026-08-30independentSource ↗
Claude Fable 5.166.7%2026-08-29independentSource ↗
Qwen: Qwen3.8 27B61.3%2026-08-28independentSource ↗
Gemini 3.7 Flash54%2026-08-27independentSource ↗
Gemini 3.7 Flash63.9%2026-08-27independentSource ↗
DeepSeek V4 Pro 081363.9%2026-08-27independentSource ↗
Grok 4.653.4%2026-08-26independentSource ↗
Qwen: Qwen3.8 2.4T A95B63.9%2026-08-26independentSource ↗
LiquidAI: LFM2.5-2.6B58.5%2026-08-25independentSource ↗
ByteDance Seed: Seed 2.1 Turbo61.3%2026-08-24independentSource ↗
SpaceXAI: Grok 4.663.9%2026-08-24independentSource ↗
Muse Glimmer 30B61.3%2026-08-24independentSource ↗
GPT-578.3%2026-08-21independentSource ↗
Nemotron 3.5 Lightning55.6%2026-08-21independentSource ↗
GPT-5 Image Mini61.3%2026-08-21independentSource ↗
GPT-5 Image63.9%2026-08-21independentSource ↗
Muse Spark 1.2 Contributor55.6%2026-08-19independentSource ↗
Muse Spark 1.263.9%2026-08-19independentSource ↗
DeepSeek V4.1 Flash67.2%2026-08-15independentSource ↗
Space Bunny Alpha68.8%2026-08-15independentSource ↗
DeepSeek V4 Flash 073167%2026-08-14independentSource ↗
DeepSeek V4 Flash 073161.3%2026-08-14independentSource ↗
ByteDance Seed: Seed-2.0-Code61.3%2026-08-13independentSource ↗
GPT-6 Astra64%2026-08-11independentSource ↗
Qwen: Qwen3.7 Flash55.6%2026-08-10independentSource ↗
Kimi K362.3%2026-08-09independentSource ↗
Claude Opus 555.4%2026-08-07independentSource ↗
Claude Sonnet 577.7%2026-08-07independentSource ↗
Claude Opus 566%2026-08-06independentSource ↗
Gemini 3.6 Flash52.9%2026-08-04independentSource ↗
Gemini 3.5 Flash-Lite50.4%2026-08-04independentSource ↗
Gemini 3.6 Flash63.9%2026-08-04independentSource ↗
Gemini 3.5 Flash Lite61.3%2026-08-04independentSource ↗
MoonshotAI: Kimi K366%2026-07-29independentSource ↗
GPT-5.6 Sol65.6%2026-07-23independentSource ↗
GPT-5.5 Thinking55.8%2026-07-23independentSource ↗
GPT-5.6 Luna67.9%2026-07-23independentSource ↗
GPT-5.6 Luna Pro61.3%2026-07-23independentSource ↗
GPT-5.6 Luna61.3%2026-07-23independentSource ↗
GPT-5.6 Terra Pro66%2026-07-23independentSource ↗
GPT-5.6 Terra66%2026-07-23independentSource ↗
GPT-5.6 Sol Pro66%2026-07-23independentSource ↗
GPT-5.6 Sol66%2026-07-23independentSource ↗
Muse Spark 1.163.9%2026-07-23independentSource ↗
SpaceXAI: Grok 4.563.9%2026-07-22independentSource ↗
Hy358.5%2026-07-20independentSource ↗
Claude Sonnet 563.9%2026-07-14independentSource ↗
Gemini 3.1 Flash Lite Image61.3%2026-07-14independentSource ↗
MiniMax M367.5%2026-07-09independentSource ↗
Qwen3-235B52.5%2026-07-02independentSource ↗
QwQ Plus51.7%2026-07-02independentSource ↗
Z.ai: GLM 5.261.3%2026-06-30independentSource ↗
Grok 477.1%2026-06-29independentSource ↗
GLM-5.254.1%2026-06-26independentSource ↗
MoonshotAI: Kimi K2.7 Code63.9%2026-06-26independentSource ↗
Claude Fable 557.4%2026-06-23independentSource ↗
Claude Fable 566%2026-06-23independentSource ↗
Nemotron 3 Ultra66.1%2026-06-18independentSource ↗
Nemotron 3.5 Content Safety55.6%2026-06-18independentSource ↗
Nemotron 3 Ultra61.3%2026-06-18independentSource ↗
Qwen: Qwen3.7 Plus61.3%2026-06-16independentSource ↗
MiniMax: MiniMax M361.3%2026-06-14independentSource ↗
Gemini 3.1 Flash Image61.3%2026-06-11independentSource ↗
Gemini 3 Pro Image (Nano Banana Pro)66%2026-06-11independentSource ↗
Claude Opus 4.866%2026-06-11independentSource ↗
Hy-MT2-1.8B55.6%2026-06-04independentSource ↗
Hy-MT2-30B-A3B58.5%2026-06-04independentSource ↗
Hy-MT2-7B58.5%2026-06-04independentSource ↗
Qwen: Qwen3.7 Max63.9%2026-06-03independentSource ↗
SpaceXAI: Grok Build 0.161.3%2026-06-03independentSource ↗
Gemini 3.5 Flash63.9%2026-06-02independentSource ↗
Gemini 3 Pro76.7%2026-06-01independentSource ↗
Gemini 3.1 Flash Lite61.3%2026-05-21independentSource ↗
GPT Chat Latest66%2026-05-19independentSource ↗
Command A+61.3%2026-05-15independentSource ↗
Mistral Medium 3.563.9%2026-05-14independentSource ↗
SpaceXAI: Grok 4.361.3%2026-05-14independentSource ↗
Qwen: Qwen3.6 Flash61.3%2026-05-11independentSource ↗
GPT-5.5 Pro66%2026-05-07independentSource ↗
GPT-5.566%2026-05-07independentSource ↗
DeepSeek V4 Pro 042361.3%2026-05-07independentSource ↗
DeepSeek V4 Flash 042355.6%2026-05-07independentSource ↗
MiMo-V2.564.3%2026-05-06independentSource ↗
Xiaomi: MiMo-V2.5-Pro58.5%2026-05-06independentSource ↗
Xiaomi: MiMo-V2.558.5%2026-05-06independentSource ↗
Qwen: Qwen3.6 27B61.3%2026-05-06independentSource ↗
Hy358.5%2026-05-05independentSource ↗
GPT-5.4 Image 266%2026-05-05independentSource ↗
Qwen: Qwen3.5 Plus 2026-04-2061.3%2026-05-04independentSource ↗
MoonshotAI: Kimi K2.663.9%2026-05-04independentSource ↗
Claude Opus 4.766%2026-04-30independentSource ↗
Qwen: Qwen3.6 35B A3B58.5%2026-04-29independentSource ↗
Z.ai: GLM 5.163.9%2026-04-20independentSource ↗
Gemma 4 26B A4B58.5%2026-04-17independentSource ↗
Gemma 4 31B58.5%2026-04-16independentSource ↗
Qwen: Qwen3.6 Plus61.3%2026-04-16independentSource ↗
Z.ai: GLM 5V Turbo63.9%2026-04-15independentSource ↗
Lyria 3 Pro55.6%2026-04-13independentSource ↗
Lyria 3 Clip55.6%2026-04-13independentSource ↗
Reka Edge55.6%2026-04-03independentSource ↗
MiniMax: MiniMax M2.761.3%2026-04-01independentSource ↗
GPT-5.4 Nano61.3%2026-03-31independentSource ↗
GPT-5.4 Mini63.9%2026-03-31independentSource ↗
Z.ai: GLM 5 Turbo63.9%2026-03-29independentSource ↗
Qwen: Qwen3.5-9B58.5%2026-03-24independentSource ↗
SpaceXAI: Grok 4.20 Multi-Agent61.3%2026-03-23independentSource ↗
SpaceXAI: Grok 4.2061.3%2026-03-23independentSource ↗
ByteDance Seed: Seed-2.0-Lite61.3%2026-03-23independentSource ↗
GPT-5.4 Pro66%2026-03-19independentSource ↗
GPT-5.466%2026-03-19independentSource ↗
Gemini 3.1 Flash Lite61.3%2026-03-17independentSource ↗
Gemini 3.1 Flash Image61.3%2026-03-12independentSource ↗
GPT-5.3-Codex66%2026-03-10independentSource ↗
ByteDance Seed: Seed-2.0-Mini58.5%2026-03-10independentSource ↗
Qwen: Qwen3.5-35B-A3B58.5%2026-03-10independentSource ↗
Qwen: Qwen3.5-27B61.3%2026-03-10independentSource ↗
Qwen: Qwen3.5-122B-A10B61.3%2026-03-10independentSource ↗
Qwen: Qwen3.5-Flash58.5%2026-03-10independentSource ↗
Gemini 3.1 Pro Custom Tools66%2026-03-05independentSource ↗
Gemini 3.1 Pro66%2026-03-05independentSource ↗
Claude Sonnet 4.666%2026-03-03independentSource ↗
Qwen: Qwen3.5 Plus 2026-02-1561.3%2026-03-02independentSource ↗
Qwen: Qwen3.5 397B A17B63.9%2026-03-02independentSource ↗
Z.ai: GLM 563.9%2026-02-25independentSource ↗
MiniMax: MiniMax M2.558.5%2026-02-25independentSource ↗
Claude Opus 4.666%2026-02-19independentSource ↗
MoonshotAI: Kimi K2.561.3%2026-02-10independentSource ↗
MiniMax: MiniMax M2-her61.3%2026-02-06independentSource ↗
Z.ai: GLM 4.7 Flash58.5%2026-02-02independentSource ↗
GPT-5.2-Codex66%2026-01-28independentSource ↗
MiniMax: MiniMax M2.161.3%2026-01-06independentSource ↗
Z.ai: GLM 4.761.3%2026-01-05independentSource ↗
o363.3%2026-01-03independentSource ↗
Gemini 3 Flash61.3%2025-12-31independentSource ↗
GPT-5.2 Chat66%2025-12-25independentSource ↗
GPT-5.2 Pro66%2025-12-25independentSource ↗
GPT-5.266%2025-12-25independentSource ↗
Z.ai: GLM 4.6V58.5%2025-12-22independentSource ↗
GPT-5.1-Codex-Max63.9%2025-12-18independentSource ↗
DeepSeek V3.258.5%2025-12-15independentSource ↗
Claude Opus 4.566%2025-12-08independentSource ↗
Gemini 3 Pro Image (Nano Banana Pro)66%2025-12-04independentSource ↗
GPT-5.163.9%2025-11-27independentSource ↗
GPT-5.1-Codex63.9%2025-11-27independentSource ↗
GPT-5.1-Codex-Mini61.3%2025-11-27independentSource ↗
Mistral Large 372.2%2025-11-26independentSource ↗
MoonshotAI: Kimi K2 Thinking61.3%2025-11-20independentSource ↗
MiniMax: MiniMax M261.3%2025-11-06independentSource ↗
Qwen: Qwen3 VL 8B Instruct58.5%2025-10-28independentSource ↗
GPT-5 Pro66%2025-10-20independentSource ↗
Qwen: Qwen3 VL 30B A3B Thinking58.5%2025-10-20independentSource ↗
Qwen: Qwen3 VL 30B A3B Instruct58.5%2025-10-20independentSource ↗
Claude Haiku 4.563.9%2025-10-15independentSource ↗
Claude Sonnet 4.566%2025-10-13independentSource ↗
Qwen: Qwen3 VL 235B A22B Instruct61.3%2025-10-07independentSource ↗
Qwen: Qwen3 Coder Flash58.5%2025-10-01independentSource ↗
Qwen: Qwen3 Next 80B A3B Instruct61.3%2025-09-25independentSource ↗
MoonshotAI: Kimi K2 090561.3%2025-09-18independentSource ↗
GPT-563.9%2025-08-21independentSource ↗
GPT-5 Mini61.3%2025-08-21independentSource ↗
GPT-5 Nano58.5%2025-08-21independentSource ↗
Claude 4.1 Opus66%2025-08-19independentSource ↗
Qwen: Qwen3 Coder 30B A3B Instruct58.5%2025-08-14independentSource ↗
Qwen: Qwen3 30B A3B Instruct 250758.5%2025-08-12independentSource ↗
Qwen: Qwen3 235B A22B Thinking 250763.9%2025-08-08independentSource ↗
Qwen: Qwen3 Coder 480B A35B58.5%2025-08-06independentSource ↗
ByteDance: UI-TARS 7B55.6%2025-08-05independentSource ↗
Qwen: Qwen3 235B A22B Instruct 250758.5%2025-08-04independentSource ↗
MoonshotAI: Kimi K2 071161.3%2025-07-25independentSource ↗
ByteDance Seed: Seed 1.6 Flash58.5%2025-07-09independentSource ↗
ByteDance Seed: Seed 1.661.3%2025-07-09independentSource ↗
MiniMax: MiniMax M161.3%2025-07-01independentSource ↗
Sarvam 105B66.8%2025-06-29independentSource ↗
o3 Pro66%2025-06-24independentSource ↗
Sarvam Vision (Document AI)63%2025-06-03independentSource ↗
Amazon Nova 2 Lite61.9%2025-06-01independentSource ↗
Amazon Nova 2 Lite60.7%2025-06-01independentSource ↗
Qwen: Qwen3 30B A3B58.5%2025-05-12independentSource ↗
Qwen: Qwen3 14B58.5%2025-05-12independentSource ↗
Qwen: Qwen3 32B58.5%2025-05-12independentSource ↗
o4 Mini High63.9%2025-04-30independentSource ↗
o363.9%2025-04-30independentSource ↗
o4 Mini63.9%2025-04-30independentSource ↗
Muse Wonder70%2025-04-29independentSource ↗
Muse Wonder Full71.8%2025-04-29independentSource ↗
GPT-4.163.9%2025-04-28independentSource ↗
GPT-4.1 Mini61.3%2025-04-28independentSource ↗
GPT-4.1 Nano58.5%2025-04-28independentSource ↗
Gemma 3 27B60.7%2025-04-26independentSource ↗
Nemotron 3 Ultra 550B68.8%2025-04-24independentSource ↗
Sarvam 30B63.5%2025-04-24independentSource ↗
Llama 4 Maverick73.8%2025-04-19independentSource ↗
Llama 4 Scout73%2025-04-19independentSource ↗
Gemini 2.5 Pro63.1%2025-04-08independentSource ↗
Gemini 2.5 Pro63.9%2025-04-08independentSource ↗
Gemini 2.5 Pro 06-0563.9%2025-04-08independentSource ↗
Microsoft-Decision-165.5%2025-04-05independentSource ↗
Nemotron 3 Super 120B64.1%2025-04-03independentSource ↗
OpenAI Decisions API69.7%2025-04-01independentSource ↗
Jev 1.1467.7%2025-03-28independentSource ↗
Krutrim-265.2%2025-03-26independentSource ↗
Reka Flash 355.6%2025-03-26independentSource ↗
Amazon Nova Premier 1.068.5%2025-03-24independentSource ↗
Amazon: Nova Premier 1.066%2025-03-24independentSource ↗
QwQ 32B69.7%2025-03-19independentSource ↗
Saaras v3 (Speech-to-Text)61.9%2025-03-15independentSource ↗
Bulbul v3 (Text-to-Speech)60.7%2025-03-15independentSource ↗
Phi-4-multimodal60.7%2025-03-14independentSource ↗
GPT-4.575%2025-03-13independentSource ↗
Claude 3.7 Sonnet63.1%2025-03-10independentSource ↗
Grok 362.7%2025-03-03independentSource ↗
Grok 3 Mini64.3%2025-03-03independentSource ↗
Phi-4-mini56.7%2025-03-01independentSource ↗
Perplexity: Sonar Deep Research63.9%2025-02-28independentSource ↗
Gemini 2.5 Flash (Thinking)63.1%2025-02-24independentSource ↗
Perplexity: Sonar Reasoning Pro63.9%2025-02-20independentSource ↗
Gemini 2.0 Pro72.2%2025-02-19independentSource ↗
Gemini 2.0 Flash72.7%2025-02-19independentSource ↗
Sonar Reasoning Pro61.7%2025-02-19independentSource ↗
Qwen: Qwen3 Coder Next58.5%2025-02-17independentSource ↗
o3-mini61.5%2025-02-14independentSource ↗
o3 Mini High63.9%2025-02-14independentSource ↗
o3 Mini63.9%2025-02-14independentSource ↗
Qwen 2.5 Max71.3%2025-02-11independentSource ↗
Qwen: Qwen2.5 VL 72B Instruct58.5%2025-02-09independentSource ↗
Qwen: Qwen-Plus58.5%2025-02-08independentSource ↗
Ollama DeepSeek-R1 (Q4_K_M)68%2025-02-05independentSource ↗
Perplexity: Sonar Pro Search66%2025-02-04independentSource ↗
Perplexity: Sonar Pro66%2025-02-04independentSource ↗
DeepSeek-R161.7%2025-02-03independentSource ↗
Gemini 2.0 Flash Thinking73%2025-02-03independentSource ↗
Kimi k1.563.4%2025-02-03independentSource ↗
R1 052861.3%2025-02-03independentSource ↗
MiniMax-Text-0161.9%2025-01-29independentSource ↗
MiniMax: MiniMax-0161.3%2025-01-29independentSource ↗
Codestral 25.0159.2%2025-01-28independentSource ↗
Phi-464%2025-01-22independentSource ↗
Phi 455.6%2025-01-22independentSource ↗
DeepSeek-V371.8%2025-01-09independentSource ↗
DeepSeek V3.2 Exp58.5%2025-01-09independentSource ↗
DeepSeek V3.1 Terminus58.5%2025-01-09independentSource ↗
DeepSeek V3.158.5%2025-01-09independentSource ↗
DeepSeek V3 032461.3%2025-01-09independentSource ↗
DeepSeek V361.3%2025-01-09independentSource ↗
o166%2024-12-31independentSource ↗
Sonar Pro61.9%2024-12-24independentSource ↗
Ollama Llama 3.3 (Q4_K_M)63.2%2024-12-22independentSource ↗
Llama 3.3 70B70.7%2024-12-20independentSource ↗
Llama 3.3 70B Instruct59.5%2024-12-20independentSource ↗
Llama 3.3 70B Instruct58.5%2024-12-20independentSource ↗
o171.8%2024-12-19independentSource ↗
o1-pro66%2024-12-19independentSource ↗
Amazon Nova Pro62.2%2024-12-17independentSource ↗
Amazon Nova Lite56.6%2024-12-17independentSource ↗
Amazon Nova Pro 1.064.5%2024-12-17independentSource ↗
Amazon Nova Lite 1.060%2024-12-17independentSource ↗
Amazon Nova Micro 1.055.1%2024-12-17independentSource ↗
Amazon: Nova Lite 1.058.5%2024-12-17independentSource ↗
Amazon: Nova Micro 1.055.6%2024-12-17independentSource ↗
Amazon: Nova Pro 1.063.9%2024-12-17independentSource ↗
Command R7B (12-2024)55.6%2024-12-15independentSource ↗
QwQ-32B61.5%2024-12-12independentSource ↗
Solar Pro58.8%2024-12-04independentSource ↗
Krutrim Pro62.6%2024-12-04independentSource ↗
GPT-4o63.9%2024-12-04independentSource ↗
Upstage: Solar Pro 458.5%2024-12-04independentSource ↗
Jev66.8%2024-11-29independentSource ↗
Sonar Large61.1%2024-11-29independentSource ↗
Sonar59.9%2024-11-29independentSource ↗
TypeSafe: Jev Router55.6%2024-11-29independentSource ↗
Perplexity: Sonar58.5%2024-11-29independentSource ↗
Qwen 2.5 Coder 32B61.5%2024-11-26independentSource ↗
Qwen2.5 Coder 32B Instruct58.5%2024-11-26independentSource ↗
Hunyuan-Large63.7%2024-11-19independentSource ↗
Claude 3.5 Haiku57.7%2024-11-18independentSource ↗
Claude 3.5 Sonnet73.4%2024-11-05independentSource ↗
Claude 3.5 Sonnet (v2)61.5%2024-11-05independentSource ↗
BharatGPT-14B61.3%2024-11-01independentSource ↗
Yi-Lightning62.6%2024-10-29independentSource ↗
Llama-3.1-Nemotron-70B-Instruct64.7%2024-10-29independentSource ↗
Llama 3.2 1B Instruct58.5%2024-10-09independentSource ↗
Llama 3.2 3B Instruct58.5%2024-10-09independentSource ↗
Qwen 2.5 72B Instruct59%2024-10-03independentSource ↗
Qwen: Qwen2.5 7B Instruct55.6%2024-10-03independentSource ↗
Qwen2.5 72B Instruct58.5%2024-10-03independentSource ↗
Switchyard55.6%2024-09-29independentSource ↗
Mistral Small 458.5%2024-09-29independentSource ↗
GPT Audio63.9%2024-09-29independentSource ↗
GPT Audio Mini61.3%2024-09-29independentSource ↗
Nemotron 3 Nano 30B A3B58.5%2024-09-29independentSource ↗
Devstral 2 251261.3%2024-09-29independentSource ↗
Ministral 3 14B 251255.6%2024-09-29independentSource ↗
Ministral 3 8B 251255.6%2024-09-29independentSource ↗
Ministral 3 3B 251255.6%2024-09-29independentSource ↗
Voxtral Small 24B 250758.5%2024-09-29independentSource ↗
gpt-oss-safeguard-20b58.5%2024-09-29independentSource ↗
Gemini 2.5 Flash Image61.3%2024-09-29independentSource ↗
Z.ai: GLM 4.661.3%2024-09-29independentSource ↗
Mistral Medium 3.161.3%2024-09-29independentSource ↗
Z.ai: GLM 4.5V61.3%2024-09-29independentSource ↗
gpt-oss-120b58.5%2024-09-29independentSource ↗
gpt-oss-20b55.6%2024-09-29independentSource ↗
Codestral 250858.5%2024-09-29independentSource ↗
Z.ai: GLM 4.561.3%2024-09-29independentSource ↗
Z.ai: GLM 4.5 Air58.5%2024-09-29independentSource ↗
Gemini 2.5 Flash Lite58.5%2024-09-29independentSource ↗
Hunyuan A13B Instruct58.5%2024-09-29independentSource ↗
Mistral Small 3.2 24B58.5%2024-09-29independentSource ↗
Gemini 2.5 Flash61.3%2024-09-29independentSource ↗
Mistral Medium 361.3%2024-09-29independentSource ↗
Llama Guard 4 12B55.6%2024-09-29independentSource ↗
Llama 4 Maverick58.5%2024-09-29independentSource ↗
Llama 4 Scout58.5%2024-09-29independentSource ↗
Mistral Small 3.1 24B58.5%2024-09-29independentSource ↗
Gemma 3 4B55.6%2024-09-29independentSource ↗
Gemma 3 12B55.6%2024-09-29independentSource ↗
Gemma 3 27B58.5%2024-09-29independentSource ↗
Saba58.5%2024-09-29independentSource ↗
Mistral Small 355.6%2024-09-29independentSource ↗
Mistral Nemo55.6%2024-09-29independentSource ↗
Gemma 2 27B58.5%2024-09-29independentSource ↗
Mixtral 8x22B Instruct63.9%2024-09-29independentSource ↗
GPT-4 Turbo66%2024-09-29independentSource ↗
Mistral Large63.9%2024-09-29independentSource ↗
GPT-3.5 Turbo (older v0613)61.3%2024-09-29independentSource ↗
GPT-3.5 Turbo Instruct61.3%2024-09-29independentSource ↗
GPT-3.5 Turbo 16k63.9%2024-09-29independentSource ↗
GPT-3.5 Turbo61.3%2024-09-29independentSource ↗
GPT-466%2024-09-29independentSource ↗
GLM-4-Plus61.1%2024-09-03independentSource ↗
Sarvam 2B (Sarvam-1)57.7%2024-08-28independentSource ↗
GPT-4o63.9%2024-08-20independentSource ↗
Command R (08-2024)58.5%2024-08-15independentSource ↗
Gemma 2 2B49.2%2024-08-14independentSource ↗
Mistral Large 259.7%2024-08-07independentSource ↗
Mistral Large 259%2024-08-07independentSource ↗
Mistral Large 3 251261.3%2024-08-07independentSource ↗
Llama 3.1 405B70.9%2024-08-06independentSource ↗
Llama 3.1 70B Instruct58.5%2024-08-06independentSource ↗
Llama 3.1 8B Instruct55.6%2024-08-06independentSource ↗
GPT-4o mini54.6%2024-08-01independentSource ↗
GPT-4o-mini58.5%2024-08-01independentSource ↗
GPT-4o-mini58.5%2024-08-01independentSource ↗
ERNIE 4.0 Turbo61.5%2024-07-12independentSource ↗
Gemma 2 27B58.2%2024-07-11independentSource ↗
Gemma 2 9B55.4%2024-07-11independentSource ↗
Nemotron-4-340B-Instruct63.7%2024-06-28independentSource ↗
Nemotron-4-340B-Reward64.9%2024-06-28independentSource ↗
Hanooman 7B59.6%2024-05-29independentSource ↗
Gemini 1.5 Flash53.6%2024-05-28independentSource ↗
GPT-4o74.5%2024-05-27independentSource ↗
GPT-4o63.9%2024-05-27independentSource ↗
GPT-4o66%2024-05-27independentSource ↗
Snowflake Arctic57.3%2024-05-08independentSource ↗
Reka Core60%2024-04-29independentSource ↗
WizardLM-2 8x22B61.9%2024-04-29independentSource ↗
Command R+55.8%2024-04-18independentSource ↗
DBRX Instruct58.1%2024-04-10independentSource ↗
Claude 3 Opus58.8%2024-03-18independentSource ↗
Gemini 1.5 Pro58.5%2024-02-29independentSource ↗
Airavata 7B56.6%2024-02-08independentSource ↗
IndicTrans-258.8%2023-09-29independentSource ↗
Nemotron 3 Super58.5%2023-03-25independentSource ↗

Human Baseline & Difficulty Horizon

Calibrated human reference points, specialist benchmarks, and ceiling thresholds.
Measured Human Score76.0%Domain Expert Baseline
Baseline Protocol & Interpretation

Human prompt engineers following complex multi-constraint generation instructions.

Metric & Scoring Methodology

Verification protocols, aggregation formulas, and specialized metric variants.
Primary Metric:overall constraint-satisfaction (%)
Scoring Engine:llm-judge

Dataset & Compute Cost

Evaluation volume, public availability, API pricing, and local hardware requirements.
Total Dataset Size1,150Annotated evaluation items
Public Test SetPublicOpenly mirrored on repositories
Access GatingOpen AccessUnrestricted download
Evaluation LicenseOpen AccessDataset usage and redistribution terms
Frontier API Compute Cost:

$5 – $20 USD for full benchmark evaluation run on frontier APIs.

Recommended Local GPU Setup:

1x NVIDIA RTX 4090 (24GB) or A100 (40GB/80GB) via vLLM / SGLang

Official Dataset & Benchmark Files:Download / View Dataset Repository ↗

How to Run & Reproduce

Standardized evaluation protocols, CLI commands, and reproducible runner templates.
Prompt Regimezero-shot
Reasoning Modedirect
Sampling Temp0
Pass@k Budgetk = 1
Tools & SandboxPure Text
Scoring Verifierllm-judge
Option AEleutherAI LM-Evaluation-Harness (Open-Weight Models)
lm_eval --model hf --model_args pretrained=<model_path> --tasks complexbench --batch_size auto
Option BOpenCompass Evaluation Framework
opencompass --datasets complexbench --models <model_config>
Python APIDeterministic Inference Loop Snippet
# Standard API Evaluation Loop
from openai import OpenAI

client = OpenAI()
response = client.chat.completions.create(
    model="gpt-4o",
    messages=[{"role": "user", "content": prompt}],
    temperature=0.0,
)
Standardized Reporting Requirement:

When publishing results for ComplexBench, always report the exact prompt template, few-shot exemplar ordering, sampling temperature (temperature=0), maximum reasoning budget tokens, and the precise timestamped model snapshot ID.

Contamination & Memorization Analysis

Audit of pretraining exposure risks, memorization vectors, and refresh policies.
Overall Contamination Risk:LOW
Refresh Cadence:

Static fixed snapshot

Test Set Exposure:

Public on web / HuggingFace