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Grok 4.5 API price
xai/grok-4.5
The cheapest Grok 4.5 API is $1.30/M input at Cheaper Inference (discount marketplace) - all 5 providers compared below, per 1M tokens.
MidxAI500K context5 sellers
Input
$1.30
per 1M tokens · Cheaper Inference (discount marketplace)
up to $4.00
Output
$3.90
per 1M tokens · Cheaper Inference (discount marketplace)
up to $12.00
Where to buy it
Cheapest Grok 4.5 API providers compared - 5 sellers, from $1.30/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Uptime | Your cost |
|---|---|---|---|---|---|
| Cheaper Inference (discount marketplace)35% off | 1.30cheapest | 3.90 | 0.195 | - | |
| LiteLLM index (community) | 2.00 | 6.00 | 0.300 | - | |
| > 200k tokens ctx | 4.00 | 12.00 | 0.600 | - | |
| OrcaRouter (aggregator) | 2.00 | 6.00 | - | - | |
| xAI (via OpenRouter) (zdr) | 2.00 | 6.00 | 0.300 | 100% | |
| Priority | 4.00 | 12.00 | 0.600 | - | |
| TokenRouter (aggregator) | 2.00 | 6.00 | 0.500 | - |
3.1× between the cheapest and the dearest of 5 sellers.
Against its tier
- This model$5.20
- Cheapest · Nemotron 3.5 Content Safety$0.40
- Tier median · GLM 5.1$4.002
- Dearest · GPT 5.5 Cyber$87.50
#20 of 35 mid · cheaper than 44%
Details
- Context window
- 500K500,000 tokens
- Developer
- xAI
- Intelligence
- 38.8 High
- Sellers
- 53.1× spread
- Cached input
- $0.195where the source publishes one
- Cheapest at
- Cheaper Inference (discount marketplace)
- Combined
- $5.20in + out per 1M
- Last checked
- 2026-10-12
- Availability
- 100.00%median of 2 OpenRouter endpoints, last 30 min