API Prices · xAI· API pricing reviewed 2026-10-15
Grok 4.5 API prices
Input and output list prices, with the recorded billing terms and evidence.
xAI list prices
USD per million tokens · non-batch requests at the recorded base tier · reviewed · official provider pricing
- Input
- $2.00/ 1M tokens
- Output
- $6.00/ 1M tokens
- Blended · 3:1 input/output
- $3.00/ 1M tokens
Billing terms: Below 200K prompt tokens; at/above 200K $4/$12.
One provider listing is recorded for this model. Blended = (3 × input + output) ÷ 4; price alone does not establish equivalent model quality or workload performance.
Recorded history
The dataset has no earlier observation of this exact model and provider. The current listing is a dated observation; there is not enough history to show a trend or a daily percentage change.
View the separate GPT-4-class benchmark-price history →Billing terms and recorded alternatives
The long-context tier starts at 200K prompt tokens per request. The long-context rate applies to the whole request when the threshold is crossed.
Standard list
- Input $/1M
- $2.00
- Output $/1M
- $6.00
Recorded base tier; model-specific terms below apply.
Cache-hit input
- Input $/1M
- $0.30
- Output $/1M
- Not applicable
Cached input only; cache writes and storage are outside this table.
Long context
- Input $/1M
- $4.00
- Output $/1M
- $12.00
The prompt threshold and billing rule are recorded below.
How to read this comparison
Missing cache or batch prices mean they were not recorded for this model; no discount is assumed. Context, modality, time-of-day, introductory offers, taxes and service charges can affect a bill. Check the linked provider terms before buying.
Sources and citation
xAI official pricing evidence ↗ · reviewed
AI Compute Tracker (aicomputetracker.com), CC BY 4.0; third-party terms apply to data from Model API pricing pages
Copy-ready price citation
Cite as: AI Compute Tracker, “Grok 4.5 API price”: $2.00 per 1M input tokens and $6.00 per 1M output tokens (xAI list price for non-batch requests; Below 200K prompt tokens; at/above 200K $4/$12; blended 3:1 $3.00), checked 2026-10-15, https://aicomputetracker.com/inference/#grok-4-5, AI Compute Tracker (aicomputetracker.com), CC BY 4.0; third-party terms apply to data from Model API pricing pages, accessed <date you visit>