Grok Voice Think Fast 2.0
Grok Voice Think Fast 2.0 is xAI's language model. A voice-focused LLM combining real-time speech transcription, fast thinking, and conversational intelligence for interactive voice applications.
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Grok 4.6 | 500K | $2.00 | $6.00 | Available | |
| Grok 4.5 | 500K | $2.00 | $6.00 | Available | |
| Grok 4.3 | 1.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Multi-Agent | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Multi-Agent Beta | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Non-Reasoning | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Reasoning | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.1 Reasoning | 2.0M | $0.200 | $0.500 | Deprecated | |
| Grok 4.1 Fast | 2.0M | $0.200 | $0.500 | Deprecated | |
| Grok Voice Think Fast 2.0 | — | — | — | Current |