T5Gemma Models by Google DeepMind
1 model2025
Last refreshed 2026-06-30. Next refresh: weekly.
Details
ResearcherGoogle DeepMind
LicenseGemma
Commercial useCommercial use: conditional
Models1
Released2025
Capabilities
JSON / Tool useAll models
Structured OutputsAll models
Links
WebsiteAbout
T5Gemma is Google's open encoder-decoder model family based on Gemma 2, with a separate T5Gemma 2 line based on Gemma 3. Google treats T5Gemma as distinct from Gemma 3 decoder-only models.
Decision facts
- Best fit
- JSON / Tool usestructured outputscoding
- Capability starting point
- T5Gemma with JSON / Tool use and structured outputs
- Lowest tracked input
- Not tracked
- Closest related family
- DiffusionGemma
Current Variants
Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.
1 in view
T5GemmaCurrent
Use when the workload needs 2B parameters, JSON / Tool use, and structured outputs.
2025-072B parametersJSON / Tool usestructured outputs
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| T5Gemma | Use when the workload needs 2B parameters, JSON / Tool use, and structured outputs. | 2025-07 | 2B parametersJSON / Tool usestructured outputs | Current |
Release Timeline
1 release group2025-07
1 current
T5Gemma
Current2B parametersJSON / Tool usestructured outputs
Specifications(1 models)
| Model | Released | Parameters | JSON / Tool use | Structured Outputs |
|---|---|---|---|---|
| T5Gemma | 2025-07 | 2B | Yes | Yes |
