xAI model product
An advanced language model with improved reasoning capabilities, particularly excelling in coding and mathematical tasks. Features a 128K token context window and enhanced problem-solving abilities compared to its predecessor.
Updated Aug 10, 2026. Default version: Grok-1.5
Structured fields from the published default version.
This profile uses the latest version under this unique model that has a calculated LLMBoard score. Arena and price are excluded.
Preference and agent-evaluation signals from published Arena datasets.
The default version has no published Arena rows, or its source alias has not been resolved.
Official vendor API PAYG pricing is summarized first. The table then lists individual provider offerings without treating their minimum as the official price.
The default version has no provider offering with current input or output token prices.
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
All published versions linked to this unique model. The score columns identify the version used by the current overall ranking.
| Grok-1.5 | 19.3 | N/A | N/A | N/A | No | Proprietary |
A concise description based on the published model registry.
An advanced language model with improved reasoning capabilities, particularly excelling in coding and mathematical tasks. Features a 128K token context window and enhanced problem-solving abilities compared to its predecessor.
Use the benchmark, Arena and pricing sections above as separate evidence. A missing field means the current data snapshot does not support that claim.
Data snapshot: 2026-08-07. Editorial model content is not available in the backend.
Open a comparison with the three ranked models immediately above and below this model.
Recommendations prioritize the same model type and family, then the closest published LLMBoard score.
Common questions about Grok 1.5.
Grok 1.5's default version was released on Mar 28, 2024.
No official standard PAYG price is currently available for Grok 1.5.
Grok 1.5 is published under xAI in the model registry.
The current registry does not publish a context window for the default version.
No. The default version is not marked as having publicly available weights.
No published provider offering is currently linked to the default version.
Nearby ranked alternatives include IBM Granite 4.0 Tiny, Qwen2.5 Omni 7B, Llama 3.2 3B.