Claude Opus 4.8 vs Grok 4.3

Grok 4.3 is about 6.4× cheaper than Claude Opus 4.8 on blended token cost ($1.56 vs $10 per 1M).

SpecClaude Opus 4.8Grok 4.3
ProviderAnthropicxAI
StatusGAGA
Input $/1M$5$1.25
Output $/1M$25$2.50
Blended $/1M$10$1.56
Context1M1M
Max output128K
Cutoff2026-01