Claude Haiku 4.5 vs Grok 4.20
Claude Haiku 4.5 reads a 26.2K-token pull request for $0.0262, 20% less than Grok 4.20 ($0.0328). Both sit in the mid-range price tier, so the choice between them is about review quality more than budget.
Side by side
| Figure | Claude Haiku 4.5 | Grok 4.20 |
|---|---|---|
| Price tier | Mid-range | Mid-range |
| Typical review calllist price | $0.0383 (better) | $0.0388 |
| Input / 1M tokens | $1.00 (better) | $1.25 |
| Output / 1M tokens | $5.00 | $2.50 (better) |
| Context window | 200K | 1M |
Not benchmarked yet
Claude Haiku 4.5 and Grok 4.20 aren't benchmarked yet, so this page compares list prices only. Measured bugs caught, false alarms and a bug-by-bug comparison appear here once both have results.
See measured models