BREAKING
Grok Build Ships in Railway Sandboxes
One Command to Start
1ssh sandboxes@railway.new
2Isolated sandbox
3Grok Build CLI ready
0K
context tokens
0$/M
input tokens
0$/M
output tokens
Benchmark Reports (Read With Care)
SWE-Bench70.8
Terminal Bench 2.050.6
Praise vs Pain Points
Strengths
Fast with generous limits
Plan Mode autonomy
Parallel subagents
Concerns
Lazy on big tasks
Unintended rewrites
256K seen as small
Cloud On-Ramp Widens
AI NEWS BLITZ
xAI has pre-installed its Grok Build coding agent into Railway's sandbox environments.