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Taichu AILanguage modelOpen weights

ZDTaichu5.0-9B

ZDTaichu5.0-9B has no overall index value yet because there are too few independent benchmark results.

PopularityRank 345 of 875

36out of 100-8 vs. last month

Summary

ZDTaichu5.0-9B adds a C-RADIOv4-H vision encoder to Qwen3.5-9B. Taichu AI targets spatial reasoning with images and videos through this combination. The multimodal checkpoint handles up to 128K context tokens.

The published weights use the NVIDIA Open Model License Agreement. The model card also retains Qwen3.5’s Apache 2.0 license and notices for other third-party components.

All benchmark results

Every published result with its source, test setup and comparison models.

Show all 27 published benchmark results

Page 1 of 3

Measurements without matching peer values

These measurements have no matching peer values under the same test conditions. Their original values and sources remain available here.

CV-Bench (Show measurement, test conditions, and source)
Source value
86.82
Score
86.82
Metric
CV-Bench reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
3DSRBench (Show measurement, test conditions, and source)
Source value
60.96
Score
60.96
Metric
3DSRBench reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
Spar (Show measurement, test conditions, and source)
Source value
51.82
Score
51.82
Metric
Spar reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
ViewSpatial (Show measurement, test conditions, and source)
Source value
62.5
Score
62.5
Metric
ViewSpatial reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
MMSI (Show measurement, test conditions, and source)
Source value
47.2
Score
47.2
Metric
MMSI reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
MindCube (Show measurement, test conditions, and source)
Source value
78.27
Score
78.27
Metric
MindCube reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
RoboSpatial (Show measurement, test conditions, and source)
Source value
56
Score
56
Metric
RoboSpatial reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
MMLU-Pro (Show measurement, test conditions, and source)
Source value
77.2
Score
77.2
Metric
MMLU-Pro reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
IFEval (Show measurement, test conditions, and source)
Source value
93.7
Score
93.7
Metric
IFEval reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
HMMT Feb 2026 (Show measurement, test conditions, and source)
Source value
72.7
Score
72.7
Metric
HMMT Feb 2026 reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
LiveCodeBench v6 (Show measurement, test conditions, and source)
Source value
73.4
Score
73.4
Metric
LiveCodeBench v6 reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card
tau2-bench (Show measurement, test conditions, and source)
Source value
87.7
Score
87.7
Metric
tau2-bench reported score
Unit
No unit provided
Category
source-specific
Direction
Higher is better
Source type
vendor-reported
Evaluator
Provider model card
Status
active
Retrieved at
2026-10-04
Methodology
Vendor-reported result. Vendor model card; agent tasks use a simulator/judge and several spatial tasks use an extra thinking/boxed-output prompt. Conflicting public vendor figures exist for some spatial rows.
Context
Source-specific observation; it is not a shared comparison cohort. The source table does not state a unit or scale for this numeric score.
Source Provider model card

Page 1 of 3

Popularity compared

How often the model is searched for, used and mentioned, compared with every model of its category.

Popularity index

The 100 most popular models of this category, 0 to 100, higher is more popular

20 of 101 models

As of November 2026 · Source: gradually.ai popularity index

Over time

Weekly values from October 18, 2026 to November 5, 2026

ZDTaichu5.0-9BHermes 4 405BGranite-4.0-H-SmallMinistral 3 3BYi-34B

All specifications

Architecture

Model class
Multimodal causal language model with vision encoder
Source: Model class
Architecture
Qwen3.5-9B with a C-RADIOv4-H vision encoder
Source: Architecture

Input and output

Input
Text, images, and video
Source: Input
Context window
Up to 128K tokens according to the model card
Source: Context window

Watermarking and provenance

AI watermarking refers to invisible signals embedded in the output. Visible marks and provenance metadata are listed separately. Unknown means there is insufficient evidence for that particular field.

AI watermarking
Unknown
no source
Watermarking technique
Not known
no source

API

Model ID
TaichuAI/ZDTaichu5.0-9B
Source: Model ID

Frequently asked questions about ZDTaichu5.0-9B

Can I run ZDTaichu5.0-9B locally?

Yes, the weights are open.

Stated by Taichu AI

Open weights
yes
License
n/a
Parameters
9B
active per token
n/a

Sources and data date

Show all 9 sources

Benchmark sources at a glance

Which independent evaluators tested this model. This is coverage, not a quality ranking.

No active result from the reviewed external evaluators can currently be attributed to this model. Other source evidence remains available below.

Without vendor claims and historical or disputed results; those stay labelled in the single values.

TypeEvidence and data date
Research statusResearch date October 4, 2026. 3 source URLs checked. This documents the inspected sources, not an exhaustive inventory of every publication.
Not published

units-sample-counts-and-run-settings

Note

The pinned model card does not publish explicit units or scales, scored sample counts, confidence intervals, or full evaluation settings for these 14 results. Raw values are retained.

Additional sourceZDTaichu5.0-9B model card (retrieved October 3, 2026; October 4, 2026) · ZDTaichu5.0-9B model card · Editorial description reviewed October 4, 2026
Additional sourceTaichuAI ZDTaichu5.0-9B model card, revision bc125a9819a421755f4dcebe498eb81c139b65a3 (retrieved October 17, 2026)
Additional sourceModel metadata (retrieved October 17, 2026)
Additional sourceOpenRouter: Popularity index (derived), CC BY 4.0
Additional sourceVercel AI Gateway: Popularity index (derived), CC BY 4.0
Additional sourceOllama: cumulative downloads for the popularity index
Additional sourceReplicate: cumulative runs for the popularity index
Additional sourceGoogle Trending Now: limited feed selection for Germany and the US
Additional sourceCreative Commons Attribution 4.0