Model pricing
Grok 4 Heavy pricing
Grok 4 Heavy by xAI costs $6 per 1M input tokens and $30 per 1M output tokens (cached input
Grok 4 Heavy pricing
.5, batch input not recorded) as of 2026-06-10. A 1,000-input/500-output request costs $0.021. The lowest-cost alternative with at least this context window and the same recorded reasoning category is Ling 2.6 Flash at $0.01/$0.03; capability equivalence is not guaranteed.Notes
Multi-agent parallel reasoning — frontier ARC-AGI / HLE scores
Key pricing facts
| Fact | Value |
|---|---|
| Input / 1M tokens | $6 |
| Output / 1M tokens | $30 |
| Cached input / 1M | $1.5 |
| Batch input / output / 1M | Not recorded |
| Context window | 256,000 |
| Provider | xAI |
| Last verified | 2026-06-10 |
| Snapshot updated | 2026-06-10 |
Last updated: · Source: xAI pricing · Methodology
Frequently asked questions
What does Grok 4 Heavy cost per million tokens?
Input costs $6 and output costs $30 per million tokens. The 1,000-input/500-output example costs $0.021, before discounts, taxes, hidden reasoning tokens or context-tier surcharges.
Does Grok 4 Heavy have cached or batch pricing?
Cached input: $1.5 per million tokens under the existing provider cache rules. Batch: not recorded in this dataset. Eligibility and cache-write charges depend on the provider; these discounts are not automatically stacked.
What is a cheaper alternative to Grok 4 Heavy?
Ling 2.6 Flash costs $0.01 input and $0.03 output per million tokens. This comparison matches context capacity and reasoning category, not benchmark quality. Test your workload before replacing a model.
How often are these prices verified?
The live pricing table synchronizes stored model records daily; public file snapshots update when the site is rebuilt. Synchronization is not independent provider verification. Snapshot updated 2026-06-10. The recorded model verification date is 2026-06-10.