This model was retired on 2026-05-15. The pricing below is the last-known rate, kept for migration reference.
Grok 4 Fast Non ReasoningDeprecated
Tool usePrompt cachingStructured outputWeb search
Context
2M
Max output
2M
Serving providers
2
Cheapest input
$0.20 /1M
Prices are on-demand list rates. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.
Pricing by serving provider
last-known · per 1M tokens · click a provider to expand| Serving provider | Input /1M | Output /1M | Endpoints | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Azure | $0.20 | $0.50 | 1 | |||||||||||||||||||||
| ||||||||||||||||||||||||
| xAI | $0.20 | $0.50 | 1 | |||||||||||||||||||||
| ||||||||||||||||||||||||
Price history
input + output $/1M since we started tracking Input Output
Cost calculator
estimate your monthly spend on this model$80
estimated / month
Model IDs
copy the exact identifier for your platformazure_ai/grok-4-fast-non-reasoningxai/grok-4-fast-non-reasoning
Frequently asked questions
Grok 4 Fast Non Reasoning pricing, context and availabilityIs Grok 4 Fast Non Reasoning still available?
Grok 4 Fast Non Reasoning was retired on 2026-05-15. The pricing on this page is the last-known rate, kept for migration reference.
How much did Grok 4 Fast Non Reasoning cost?
Grok 4 Fast Non Reasoning's last-known pricing, before it was retired on 2026-05-15, was $0.20 per 1M input tokens and $0.50 per 1M output tokens.
What was the context window of Grok 4 Fast Non Reasoning?
Grok 4 Fast Non Reasoning had a 2M token context window and could return up to 2M output tokens.
What could Grok 4 Fast Non Reasoning do?
Grok 4 Fast Non Reasoning supported tool use, prompt caching, structured output and web search.
Other xAI models
compare pricing across the xAI lineupGrok 4$3.00/1M · 5 providersGrok 4.1 Fast Non Reasoning$0.20/1M · 3 providersGrok 4.1 Fast Reasoning$0.20/1M · 3 providersGrok 3 Mini$0.25/1M · 3 providersGrok 3$3.00/1M · 3 providersGrok 4 Fast Reasoning$0.20/1M · 2 providersGrok Code Fast 1$0.20/1M · 2 providersGrok 3 Mini Fast$0.60/1M · 2 providers
Pricing verified against LiteLLM + OpenRouter + provider pages · refreshed daily
Every weekday
AI moves fast. Here's your debrief.
News, analysis, tools, and more.
For people who build with AI