Today's price · per 1M tokens
Input
$1.25
per 1M tokens
Output
$2.50
per 1M tokens
Blended
$1.88
avg of input & output $/1M
Cached input
$0.200
16% of input — prompt caching
Overview
Older Grok SKU still available. $1.25/$2.50 per 1M tokens (cached input $0.20).
Capabilities
struck through = not supportedBenchmark performance
accuracy % · higher is betterEvery per-benchmark score we hold for this model is reported by its own vendor, so none is counted toward an accuracy average or any ranking. The percentile above is its standing across the independent composites below.
- LMSYS Chatbot Arena: 1474.4 ELO (Human preference)
- Ranks #12 of 133 comparably-measured models by percentile score, across 1 independent measurement
- Ranks #39 of 133 comparably-tested models by normalized performance per dollar
120 tokens/sec output
Source: xAI model card · updated May 20, 2026 · See full rankings →
Specifications
- Provider
- xAI
- Context window
- 256K tokens
- Modality
- text, image
- Parameters
- Proprietary
- Open source
- No — proprietary
- Released
- Oct 1, 2025
- Status
- Current
- Last updated
- Jul 28, 2026
- Tags
Availability verified: Not re-verified. We have no recent evidence that xAI still lists this model — treat availability as unconfirmed.