Claude Opus 4.8 vs Grok 4.3 API Price Comparison
Prices updated: ยท9 quotes
As of : At official rates, Claude Opus 4.8 is $5.0000/1M input tokens and Grok 4.3 is $1.2500 โ Grok 4.3 is ~75% cheaper than Claude Opus 4.8. Via relay providers, the lowest Claude Opus 4.8 rate is $5.0000 and Grok 4.3 is $1.2500. Context windows: Claude Opus 4.8 1024K, Grok 4.3 1000K. Claude Opus 4.8 supports image input. 9 provider quotes tracked (Claude Opus 4.8: 8, Grok 4.3: 1), updated daily.
Claude Opus 4.8Frontier
Official
$5.0000
/ 1M tokens
Best Price
$5.0000
/ 1M tokens
8 providers ยท 1024K Context ยท ๐ Vision
Grok 4.3Frontier
Official
$1.2500
/ 1M tokens
Best Price
$1.2500
/ 1M tokens
1 providers ยท 1000K Context
At official prices, Grok 4.3 is ~75% cheaper. At the best relay price, Grok 4.3 is ~75% cheaper.
Price Comparison
| Claude Opus 4.8 | Grok 4.3 | |
|---|---|---|
| Official input / 1M tokens | $5.0000 | $1.2500 โ |
| Official output / 1M tokens | $25.0000 | $2.5000 โ |
| Cheapest input / 1M tokens | $5.0000 | $1.2500 โ |
| Cheapest output / 1M tokens | $25.0000 | $2.5000 โ |
| providers | 8 | 1 |
| Context | 1024K | 1000K |
| Vision | โ | โ |
Claude Opus 4.8 โ All Providers
Detail page โGrok 4.3 โ All Providers
Detail page โFrequently Asked Questions
Which is cheaper, Claude Opus 4.8 or Grok 4.3?
At official price, Grok 4.3 is cheaper by ~75%. At the best relay price, Grok 4.3 with a ~75% difference.
What context window do Claude Opus 4.8 and Grok 4.3 support?
Claude Opus 4.8 has a 1024K token context window; Grok 4.3 has 1000K tokens.
Do Claude Opus 4.8 and Grok 4.3 support image input?
Claude Opus 4.8 supports image input; Grok 4.3 does not support image input.
What is the cheapest way to access Claude Opus 4.8 or Grok 4.3?
Claude Opus 4.8's lowest input price is $5.0000/1M tokens. Grok 4.3's is $1.2500/1M tokens. Relay providers typically offer lower prices with different SLA terms.
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