Conversation / Quote
Grok 4.5 API Price
xAI · grok-4.5
| Billing | USD · 百万 tokens |
|---|---|
| Context Window | 500K tokens |
| Modalities | 文本 / 图像 |
| Deep Thinking | Supported |
| Verified Date | 2026-09-04 |
| Official pricing page | docs.x.ai/developers/models/grok-4.5 ↗ |
不支持 Batch API;别名 grok-4.5-latest、grok-build-latest。
Pricing Tiers
| Tier | Price | Description |
|---|---|---|
| < 200k prompt tokens | in $2 / out $6 /百万 tokens | cached input $0.30/1M |
| ≥ 200k prompt tokens(长上下文) | in $4 / out $12 /百万 tokens | cached input $0.60/1M |
Monthly Cost Estimate
30 days · no cache hits · list price
Free quotas, tiered pricing, batch discounts, and time-based pricing are not included; refer to official bills.
xAI Related Models
- Grok 4.6 $2 / $6
- Grok 4.3 $1.25 / $2.5
- Grok 4.20 (Reasoning) $1.25 / $2.5
- Grok 4.20 (Non-Reasoning) $1.25 / $2.5
- Grok 4.20 Multi-Agent $1.25 / $2.5
- Grok Build 0.1(原 Grok Code Fast) $1 / $2
- Grok Imagine Image 2.0 $0.01 / $0.04
- Grok Imagine Image $0 / $0.02
- Grok Imagine Image Quality $0.01 / $0.05
- Grok Imagine Video $0.05 /秒
- Grok Imagine Video 1.5 $0.01 / $0.08
- Grok Text to Speech Tiered
- Grok Speech to Speech(实时语音) $0 /分钟
- Grok Speech to Text $0.2 /小时
FAQ
How much does the Grok 4.5 API cost?
Input $2/百万 tokens, output $6/百万 tokens
How large is the Grok 4.5 context window?
500K tokens. Handles long documents, multi-turn conversations and large-scale inputs.
Which input modalities does Grok 4.5 support?
文本 / 图像. Supports deep thinking / reasoning.
What is the approximate monthly cost of Grok 4.5?
Depends on volume: light use (1M input + 300K output per day) ≈ $114/month; medium (5M + 1.5M) ≈ $570/month; heavy agents (10M + 3M) ≈ $1,140/month. Cache hits, batch discounts and tiered pricing can lower this further.
How does Grok 4.5 compare with peers on value?
xAI Grok 4.5 is priced low among comparable models; compare against similar models. See the Pricemon market table for a full comparison.
What use cases suit Grok 4.5?
Suited to applications in its domain.The long context supports deep-analysis scenarios.
Does Grok 4.5 have a free tier?
Check xAI's official pricing page for the latest free quota, trial policy and tiered pricing. Policies differ by vendor and change over time.