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IFBench

Instruction Following Benchmark

Measures how reliably a model follows complex multi-constraint instructions, a known weak spot for many otherwise strong models.

Language Text Accuracy Max 100.0% Released Jun 2025
5
Results
5
Models scored
76.1%
Top: Qwen 3.5 122B A10B
70.2%
Median

Best results

Top primary scores; one row per model.

Frontier over time

Each dot is one model result; the line traces the running best score.
Best score over time0.0025.050.075.0100.0Feb 2025Oct 2025Jun 2026

All results

Showing one canonical row per model. Show all configurations
# Model Score Conditions Eval date Source Flags
1 Qwen 3.5 122B A10B 76.1% 24 Apr 2026 Third-party Primary Verified
2 Nemotron 3 71.5% standard 15 Dec 2025 Self-reported Primary
3 Qwen 3.5 35B A3B 70.2% 15 Feb 2025 Third-party Primary Verified
4 Kimi K2.7 Code 63.1% 0-shot · standard 12 Jun 2026 Third-party Primary Verified
5 Trinity Large Thinking 52.3% 0-shot · standard 01 Apr 2026 Self-reported Primary
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