Comparison · under IB-CODE-2026.2
Claude Code vs Grok Build
| Claude Code | Grok Build | |
|---|---|---|
| Vendor | Anthropic | xAI |
| Pricing | Claude Pro $20/mo; Max $100/mo (5x) or $200/mo (20x); API at $3 / $15 per Mtok (Sonnet 4.6 in/out) | SuperHeavy intro $99/mo for first 6 months (then $299/mo); API at $0.20 / $1.50 per Mtok in/out |
| Default model | claude-sonnet-4-6 (Opus 4.6 on flagship tasks) | Grok 3.5 (Grok Build proprietary fine-tune); 256K context; 70.8% SWE-bench Verified |
| CLI surface | ✓ | ✓ |
| Eval status | published · read | deferred |
One side evaluated, one side pending
Claude Code has been evaluated under IB-CODE-2026.2: read the Claude Code evaluation →
The other side (Grok Build) is currently deferred . When that eval lands, this page will update to a full head-to-head comparison.
About each tool
Claude Code
Claude Code is Anthropic's agentic coding CLI, GA as of early 2026. Ranked #1 most-loved in the Pragmatic Engineer dev survey (Feb 2026, 15K respondents). Default model is Sonnet 4.6 with Opus 4.6 routing on flagship tasks. The eval anchor for Indie Bench because it's the tool being operated to run …
Grok Build
Grok Build launched May 14 2026 in early beta — xAI's entry in the agentic coding CLI category. The novel feature is multi-agent arena mode: up to 8 concurrent sub-agents working on parallel branches with a coordinator selecting the best result. Pricing is the steepest in this list for individual us…