#156
XA
Grok 1.5
xAI
19.3 LLMBoard
xAI model product
Grok Code Fast 1 is a speedy and economical reasoning model that excels at agentic coding. Built from scratch with a brand-new model architecture, it features a pre-training corpus rich with programming-related content and post-training datasets that reflect real-world pull requests and coding tasks. The model has mastered the use of common tools like grep, terminal, and file editing, making it ideal for integration with IDEs. It is exceptionally versatile across the full software development stack and is particularly adept at TypeScript, Python, Java, Rust, C++, and Go.
Updated Aug 10, 2026. Default version: Grok Code Fast 1
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.
No published version under this unique model currently has enough benchmark coverage to calculate a score.
Published benchmark records for the scored version currently unavailable.
No published benchmark result is linked to the scored version.
Preference and agent-evaluation signals from published Arena datasets.
| webdev | webdev-html | 107 | 1171.5 | 782 | N/A | |
| webdev | overall | 108 | 1163.4 | 782 | N/A | |
| webdev | webdev | 108 | 1163.4 | 782 | N/A |
Official vendor API PAYG pricing is summarized first. The table then lists individual provider offerings without treating their minimum as the official price.
| OpenCode Zen | grok-code | global | N/A | N/A | 256K | |
| Jiekou.AI | grok-code-fast-1 | global | $0.18 | $1.35 | 256K | |
| Helicone | grok-code-fast-1 | global | $0.20 | $1.5 | 256K | |
| Poe | xai/grok-code-fast-1 | global | $0.20 | $1.5 | 256K | |
| FrogBot | grok-code-fast-1 | global | $0.20 | $1.5 | 256K | |
| ZenMux | x-ai/grok-code-fast-1 | global | $0.20 | $1.5 | 256K | |
| Abacus | grok-code-fast-1 | global | $0.20 | $1.5 | 256K |
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 Code Fast 1 | N/A | N/A | 256K | 10K | No | Proprietary |
A concise description based on the published model registry.
Grok Code Fast 1 is a speedy and economical reasoning model that excels at agentic coding. Built from scratch with a brand-new model architecture, it features a pre-training corpus rich with programming-related content and post-training datasets that reflect real-world pull requests and coding tasks. The model has mastered the use of common tools like grep, terminal, and file editing, making it ideal for integration with IDEs. It is exceptionally versatile across the full software development stack and is particularly adept at TypeScript, Python, Java, Rust, C++, and Go.
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.
Recommendations prioritize the same model type and family, then the closest published LLMBoard score.
Common questions about Grok Code Fast 1.
Grok Code Fast 1's default version was released on Aug 28, 2025.
No official standard PAYG price is currently available for Grok Code Fast 1. The lowest tracked third-party offer starts at $0.18 input and $1.35 output via Jiekou.AI.
Grok Code Fast 1 is published under xAI in the model registry.
The default version has a 256K token context window.
No. The default version is not marked as having publicly available weights.
7 published provider offerings are linked to the default version.
No nearby ranked alternatives are currently available.