Grok Code Fast 1
xAI
Specialized model for agentic coding workflows. 314B MoE architecture trained on programming data and real pull requests. 92 tokens/sec throughput. Supports TypeScript, Python, Java, Rust, C++, Go. 70.8% on SWE-Bench-Verified. Available in GitHub Copilot, Cursor, Cline, Roo Code, Kilo Code, Windsurf.
Text Generation API Grok Family
Parameters
-
params
Context Window
256K
tokens
Max Output
-
tokens
Input Price
$0.2
per 1M tokens
Output Price
$1.5
per 1M tokens
Grok Family 9 models
The full Grok line by generation — pricing and capabilities vary across the family.
Grok
4.1 Fast
$0.2 / $0.5
in / out · 1M
4.1
$3 / $15
in / out · 1M
Code Fast 1 Current
$0.2 / $1.5
in / out · 1M
4
$3 / $15
in / out · 1M
2
Real-time knowledge, wit
$5 / $10
in / out · 1M
Capabilities
👁️
Vision
⚡
Function Calling
📋
JSON Mode
🌊
Streaming
💬
System Prompt
🖥️
Code Execution
🔍
Web Search
🔌
MCP Support
Details
- Release Date
- August 28, 2025
- Knowledge Cutoff
- -
- Source
- API
- API Key Required
- Yes
- License
- Proprietary
- Model ID
- grok-code-fast-1
Last updated: December 12, 2025