Lower-cost Grok model in the current API lineup with a 256K-token context window and text+image input, priced below the flagship at $1.00/$2.00 per million tokens.
profile normalized against the 47-model field
Context window· 256K of 1.05M24%
Max output—
Output speed—
Affordability· $2.00 / Mtok out99%
Capability breadth· 2 of 1118%
Capability switches · 2 of 11
Reasoning mode
Tool / function use
Streaming
JSON mode
Structured outputs
Prompt caching
Fine-tuning
Web search
Code execution
Vision input
Audio input
Specifications
Every value carries a primary source and a verification date.
Capacity
Context window
256K
Pricing
Input $/Mtok
$1.00 / 1M input tokens USD/Mtok
Output $/Mtok
$2.00 / 1M output tokens USD/Mtok
Capabilities
Input modalities
text, image
Output modalities
text
Tool / function use
Yes
Vision input
Yes (image input)
API
API model ID
grok-build-0.1
Benchmarks
Sourced evaluation scores, each verified against its primary source.
SWE-bench Verified
Performance was measured on the SWE-Bench-Verified benchmark, where the model scored 70.8 percent using xAI's internal evaluation suite.