Claude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/MClaude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/M
BETA
Subscribe
← Back to Index·All xAI models
xAI
xAIFrontierAUTO PROFILE

Grok 4

Previous

Grok 4 is a general-purpose chat-tuned model. Available via xAI. 256K-token context. Premium pricing.

Grok 4 is a frontier AI model from xAI. It costs $3.000 per million input tokens and $15.000 per million output tokens (blended $6.600/M), with a 256K-token context window.

Modalities textProvider pricing ↗API docs ↗Compare with another model →Estimate monthly cost →
INPUT
$3.000/M
per million input tokens
OUTPUT
$15.000/M
per million output tokens
BLENDED 70/30
$6.600/M
default reference rate · how it's calculated →
CONTEXT
256K
256,000 tokens
What it's good at
  • Solid general chat performance
  • Reasonable instruction following
Typical use cases
  • General chat
  • Drafting and rewriting
  • Personal productivity
Benchmarks
No published benchmark scores tracked for this model yet. Frontier and reasoning models from major providers have scores; smaller models and inference-host variants typically inherit the underlying open-weights score.
More from xAI
See all 8 →
Grok 4.3
Frontier · 1M ctx
in $1.250/Mout $2.500/M
Grok 3
Frontier · 131K ctx
in $3.000/Mout $15.000/M
Grok 3 mini
Efficient · 131K ctx
in $0.300/Mout $0.500/M
Grok 3 Fast
Balanced · 131K ctx
in $5.000/Mout $25.000/M
Grok 2
Previous · 131K ctx
in $2.000/Mout $10.000/M
Grok 2 Vision
Vision · 32K ctx
in $2.000/Mout $10.000/M
Frequently asked questions

How much does Grok 4 cost?

Grok 4 costs $3.000 per million input tokens and $15.000 per million output tokens, for a blended reference rate of $6.600 per million tokens.

What is Grok 4's context window?

Grok 4 supports up to 256K tokens of context (256,000 tokens).

What is Grok 4 best for?

Grok 4 is well suited to Solid general chat performance, Reasonable instruction following and General chat.

Who makes Grok 4?

Grok 4 is developed and served by xAI.