Grok Build just beat Claude Code in a cross-project memory test.

The comparison used four small Node.js repositories and three tests, each split across two separate sessions.

Results:

• Grok Build passed 3/3 tests
• Claude Code passed 2/3 tests
• Both remembered project-specific commands and coding decisions
• Only Grok automatically carried a rule from one repository into another
• Grok used 390,848 tokens vs Claude’s 576,863, around 32% fewer
• Grok cost $0.41 vs Claude’s $1.05 in this test, around 61% less.