Grok 4 Fast API Pricing / Price per 1M tokens
Grok / X.AI • API Price Comparison
Also known as: grok-4-fast · grok4fast · grok4-fast · grok4 fast
Updated on · Published currencies / per 1M tokens; cheapest ranked by input
| Channel | Input / 1M | Output / 1M | Cache read / 1M | Updated / verified on |
|---|---|---|---|---|
| Official | No official quote recorded | |||
| No channel quotes available | ||||
— means the price or date is not recorded. Cross-currency ranking uses exchange rates.
Grok 4 Fast is a large language model by Grok / X.AI with a 2M-token context window. Prices are collected daily from official provider pages and every tracked channel, then cross-checked by a data-accuracy audit.
Model performance benchmarks
Scores retain their original benchmark, version and metric. We do not combine them into a site-wide score; results from different versions are not directly comparable.
| Channel | Type | Input / 1M | Output / 1M | Rate Limit | China | vs Official |
|---|
| Usage Level | Tokens/Month |
|---|---|
| 🐣 Light | 0.1M in + 0.1M out |
| 📊 Medium | 1.0M in + 0.5M out |
| 🚀 Heavy | 10.0M in + 5.0M out |
| 🏢 Enterprise | 100.0M in + 50.0M out |
Frequently asked questions about grok-4-fast
How much does the Grok 4 Fast API cost?
No input rate is available.
Which channel has the cheapest Grok 4 Fast API?
No input rates are available to compare.
What is the Grok 4 Fast cache-read price?
No cache-read rate is recorded; missing prices do not imply free caching.
When was Grok 4 Fast pricing last updated?
Updated on 2026-03-03. This is the latest recorded price update or verification; see the table for individual channel dates.
Related pricing research