Grok-4 API pricing
6 providers serve Grok-4. Grok-4 is a proprietary API model, up to 256K context. Prices below are per 1M tokens, cheapest input first.
Refreshed 2026-08-23 · list prices from provider APIs| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context | |
|---|---|---|---|---|---|
| Azure AI Foundry | $3.00 | $15.00output floor | - | 131K | Use |
| Oracle OCI | $3.00 | $15.00 | - | 128K | Use |
| OpenRouter | $3.00 | $15.00 | - | 256K | Use |
| Vercel AI Gateway | $3.00 | $15.00 | - | 256K | Use |
| xAI | $3.00 | $15.00 | - | 256K | Use |
| Replicate | $7.20 | $36.00 | - | - | Use |
The cheapest way to run Grok-4
On an illustrative 70M-input / 30M-output monthly workload, today's lowest listed cost is roughly $660/month — the same at Azure AI Foundry, Oracle OCI, OpenRouter and 2 more. Input-heavy, output-heavy and cache-heavy workloads can produce different winners. Use the live mix calculator below rather than combining floors from two different providers. It is API-only, so the table above is your full set of options. Run your own numbers in the breakeven calculator, or read the breakeven math.
Your actual monthly cost
Cache read uses the listed cache rate where available; otherwise it falls back to normal input price. Batch, write-cache, volume and negotiated discounts are excluded.
Related models
| Model | Cheapest in $/1M | Cheapest out $/1M | Providers |
|---|---|---|---|
| Grok-3 | $3.00 | $15.00 | 4 |
| Grok-3-Mini | $0.250 | $0.500 | 4 |
| Grok 4.3 | $1.25 | $2.50 | 4 |
| Grok-4-1-Fast-Non-Reasoning | $0.200 | $0.500 | 3 |
| Grok-4-1-Fast-Reasoning | $0.200 | $0.500 | 3 |
| Grok-Code-Fast-1 | $0.200 | $1.50 | 3 |
FAQ
What is the cheapest API for Grok-4?
As of 2026-08-23, the lowest input price for Grok-4, $3.00 per 1M tokens, is the same list price at Azure AI Foundry, Oracle OCI, OpenRouter and 2 more. The lowest output price, $15.00 per 1M tokens, is likewise shared by the same providers. The cheapest provider for a real workload depends on its input/output mix. The next-lowest input price is Replicate at $7.20, a 140% difference.
← All models · GPU rental prices · Breakeven calculator · Get this data as JSON