xAI: Grok 4.5
x-ai/grok-4.5
Grok 4.5 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.
Prompt $/1M
$2.000
Completion $/1M
$6.000
Context
500,000 tok
Best provider
75 tok/s · Artificial Analysis
Specs
- Model id
- x-ai/grok-4.5
- Display name
- xAI: Grok 4.5
- Modality
- text+image+file->text
- Tokenizer
- Grok
- Instruct type
- —
- Context length
- 500,000
- Max completion
- —
- Prompt $/1M
- $2.000
- Completion $/1M
- $6.000
- Free tier
- no
Capabilities
- Function callingno
- JSON modeno
- System promptno
- Visionno
- Moderatedno
Benchmark scores
Each axis is one benchmark, normalized to the best model in the field.
No benchmark data for this model.
Speed by provider
| Provider | tok/s |
|---|---|
| Artificial Analysis | 75 |
| xAI | 66 |