ResearchBenchmarksStructured Output Generation on Greedy JSON benchmark six schemas Qwen3-8BFollow261.9Throughput (tok/s)EAGLE-3241.62246.885252.15257.415May 8, 2026Evaluation ResultsMethodMethodLinksThroughput (tok/s)Adherence vs AR+grammar (×)Acceptance RateEAGLE-3Measured mode=SGLang +...Measured mode=SGLang + xgrammar2026.05261.95.15—DDTreeMeasured mode=bilatera...Measured mode=bilateral grammar mask2026.05250.44.93—DFlashMeasured mode=bilatera...Measured mode=bilateral grammar mask2026.05242.44.77—FVO-SpecVariant=finite trie, M...Variant=finite trie, Measured mode=exact-Φ loop, fidelity only2026.05——94.9