Online Video Understanding on OVO-Bench

92.33Backward Tracing Avg.Human Agents

Evaluation Results

Method
Human Agents2026.02	92.33	93.96	92.57	94.83	92.7	91.09	94.02	93.2	92.59	93.02	91.37	95.48	89.67	93.56	92.9	92.81
Human2026.03	92.3	94	92.6	94.8	92.7	91.1	94	93.2	92.6	93	91.4	95.5	89.7	93.6	92.9	92.8
Gemini 1.5 Pro2026.02	62.54	85.91	66.97	79.31	58.43	63.37	61.96	69.32	58.59	76.35	52.64	35.53	74.24	61.67	57.15	63
Gemini 1.5 Pro2026.03	62.3	87.3	67	80.2	54.5	68.3	67.4	70.8	68.6	75.7	52.7	35.5	74.2	61.7	57.2	65.3
GPT-4o2026.02	60.75	69.8	64.22	71.55	51.12	70.3	59.78	64.46	57.91	75.68	48.66	27.58	73.21	59.4	53.4	59.54
GPT-4o2026.03	58.7	69.1	65.1	65.5	50	68.3	63.7	63.6	49.8	71	55.4	27.6	73.2	59.4	53.4	58.6
EventMemAgent2026.02	58.03	75.84	69.72	73.28	55.62	67.33	67.93	68.29	59.6	70.95	43.55	33.67	72.02	62.08	55.92	60.75
Qwen2-VL-72B2025.12	56.95	65.77	60.55	69.83	51.69	69.31	54.35	61.92	52.53	60.81	57.53	38.83	64.07	45	49.3	56.27
Qwen2-VL-72B2026.02	56.95	65.77	60.55	69.83	51.69	69.31	54.35	61.92	52.53	60.81	57.53	38.83	64.07	45	49.3	56.27
Em-Garde2026.03	52.2	—	—	—	—	—	—	63	—	—	—	—	—	—	—	—
StreamForest-7B2026.02	52.02	68.46	53.21	71.55	47.75	65.35	60.87	61.2	58.92	64.86	32.26	32.81	70.59	57.08	53.49	55.57
StreamForest2026.03	52	—	—	—	—	—	—	61.2	—	—	—	—	—	—	—	—
Streamo-7B2025.12	49.18	77.18	66.06	76.72	45.51	66.34	72.83	67.44	55.56	58.11	33.87	30.84	57.55	82.5	56.96	57.86
Qwen2-VL-7B2026.03	48.6	69.1	53.2	63.8	50.6	66.3	60.9	60.7	44.4	66.9	34.4	30.1	65.7	50.8	48.9	52.7
Qwen2-VL-7B2025.12	46.46	60.4	50.46	56.03	47.19	66.34	55.43	55.98	47.81	35.48	56.08	31.66	65.82	48.75	48.74	50.39
Qwen2-VL-7B2026.02	46.46	60.4	50.46	56.03	47.19	66.34	55.43	55.98	47.81	35.48	56.08	31.66	65.82	48.75	48.74	50.39
StreamAgent2026.03	46.2	—	—	—	—	—	—	61.3	—	—	—	—	—	—	—	—
Qwen3-VL-8B2026.02	46.18	75.17	58.72	72.41	57.3	70.3	59.24	65.52	56.57	69.59	12.37	47.13	67.57	52.5	55.73	55.81
Streamo-7B2025.12	46.1	79.19	57.8	75	49.44	64.36	70.11	65.98	54.55	52.03	31.72	29.96	51.03	83.33	54.77	55.61
WAT2026.03	45.2	81.2	48.3	70.7	48.3	74	65.2	64.7	58.9	64.9	11.8	36.9	70.1	60.4	55.8	55.2
LLaVA-OneVision-7B2026.03	45	67.1	58.7	69.8	49.4	71.3	60.3	62.8	52.5	58.8	23.7	24.8	66.9	60.8	50.9	52.9
InternVL-V2-8B2026.03	44	68.5	58.7	69	44.9	67.3	56	60.7	43.1	61.5	27.4	25.8	57.6	52.9	45.4	50.1
LLaVA-OneVision-7B2025.12	43.71	66.44	57.8	73.28	53.37	71.29	61.96	64.02	54.21	55.41	21.51	25.64	67.09	58.75	50.5	52.74
LLaVA-OneVision-7B2026.02	43.71	66.44	57.8	73.28	53.37	71.29	61.96	64.02	54.21	55.41	21.51	25.64	67.09	58.75	50.5	52.74
InternVL-V2-8B2025.12	43.44	67.11	60.55	63.79	46.07	68.32	56.52	60.39	48.15	57.43	24.73	26.5	59.14	54.14	46.6	50.15
InternVL-V2-8B2026.02	43.44	67.11	60.55	63.79	46.07	68.32	56.52	60.39	48.15	57.43	24.73	26.5	59.14	54.14	46.6	50.15
Streamo-3B2025.12	41.76	78.52	52.29	67.24	44.38	55.45	71.2	61.51	51.18	57.43	16.67	27.94	50.72	82.5	53.72	52.33
StreamAgent2026.02	41.7	71.2	53.2	63.6	53.9	67.3	58.7	61.3	54.8	58.1	25.8	35.9	48.4	52	45.4	49.4
LLaVA-NeXT-Video-7B2026.03	41.7	69.8	59.6	66.4	50.6	72.3	61.4	63.3	51.2	64.2	9.7	34.1	67.6	60.8	54.2	53.1
TimeChat-Online-7B2026.03	41.7	75.2	46.8	70.7	47.8	69.3	61.4	61.9	55.9	59.5	9.7	31.6	38.5	40	36.7	46.7
LLaVA-Video-7B2025.12	40.4	69.13	58.72	68.83	49.44	74.26	59.78	63.52	56.23	57.43	7.53	34.1	69.95	60.42	54.82	52.91
LLaVA-Video-7B2026.02	40.4	69.13	58.72	68.83	49.44	74.26	59.78	63.52	56.23	57.43	7.53	34.1	69.95	60.42	54.82	52.91
LongVU-7B2026.03	39.5	55.7	49.5	59.5	48.3	68.3	63	57.4	43.1	66.2	9.1	16.6	69	60	48.5	48.5
ET-Instruct-3B†2025.12	36.22	71.14	50.46	67.24	37.08	60.4	60.33	57.78	48.82	48.56	11.29	13.68	48.62	60	40.77	44.92
Dispider2026.03	36.1	—	—	—	—	—	—	54.6	—	—	—	—	—	—	—	—
Dispider-7B2025.12	36.06	57.72	49.54	62.07	44.94	61.39	51.63	54.55	48.48	55.41	4.3	18.05	37.36	48.75	34.72	41.78
Dispider2026.02	36.06	57.72	49.54	62.07	44.94	61.39	51.63	54.55	48.48	55.41	4.3	18.05	37.36	48.75	34.72	41.78
LongVU-7B2025.12	35.01	53.69	53.21	62.93	47.75	68.32	59.78	57.61	40.74	59.46	4.84	12.18	69.48	60.83	47.5	46.71
LongVU-7B2026.02	35.01	53.69	53.21	62.93	47.75	68.32	59.78	57.61	40.74	59.46	4.84	12.18	69.48	60.83	47.5	46.71
ET-Instruct-3B2025.12	28.52	65.1	35.78	56.9	35.39	24.75	60.87	46.47	41.81	35.14	8.6	20.06	52.31	67.5	46.62	40.54
Flash-VStream-7B2025.12	27.38	24.16	29.36	28.45	33.71	25.74	28.8	28.37	39.06	37.16	5.91	8.02	67.25	60	45.09	33.61
Flash-VStream-7B2026.02	27.38	24.16	29.36	28.45	33.71	25.74	28.8	28.37	39.06	37.16	5.91	8.02	67.25	60	45.09	33.61
Flash-VStream-7B2026.03	25.4	25.5	32.1	29.3	33.7	29.7	28.8	29.9	36.4	33.8	5.9	5.4	67.3	60	44.2	33.2
FVStream2026.03	25.4	—	—	—	—	—	—	29.9	—	—	—	—	—	—	—	—
VideoLLM-online-8B2025.12	17.73	8.05	23.85	12.07	14.04	45.54	21.2	20.79	22.22	18.8	12.18	—	—	—	—	—
VideoLLM-online-8B2026.02	17.73	8.05	23.85	12.07	14.04	45.54	21.2	20.79	22.22	18.8	12.18	—	—	—	—	—
VideoLLM-online-8B2026.03	17.7	8.1	23.9	12.1	14	45.5	21.2	20.8	22.2	18.8	12.2	—	—	—	—	—
VideoLLM-Online2026.03	17.7	—	—	—	—	—	—	20.8	—	—	—	—	—	—	—	—
Dispider2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	41.8
Flash-VStream2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	33.6
FluxMem2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	53.3
LLaVA-OneVision2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	52.9
LLaVA-Video2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	53.1
LongVU2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	48.5
Qwen2.5-VL†2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	49.8
StreamForest2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	55.6
TimeChat-Online2026.03	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	47.6