Grok 4.5 vs Grok Build 0.1
Grok 4.5 (xAI) versus Grok Build 0.1 (xAI): API pricing, context window, capabilities and uptime, from the same data as each model page, at the WandAPI default channel price. Input costs 2 Credits / M for Grok 4.5 and 1 Credits / M for Grok Build 0.1, so Grok Build 0.1 is 50% cheaper. Context windows are 500K and 256K.
Grok Build 0.1grok-build-0.1Specs side by side
| Item | Grok 4.5grok-4.5 | Grok Build 0.1grok-build-0.1 |
|---|---|---|
| Input (prompt) · Credits / M | 2≈ $0.304 | 1≈ $0.152 |
| Output (completion) · Credits / M | 6≈ $0.912 | 2≈ $0.304 |
| Cache read · Credits / M | 0.5 | 0.2 |
| Context window | 500K | 256K |
| Max output | — | — |
| 7-day uptime | — | — |
| Latest probe latency | — | — |
| Measured throughput | 8.3 t/s | — |
| Protocols | — | OpenAI Responses |
| Sample monthly cost (10M in + 2M out) | 32≈ $4.86 | 14≈ $2.13 |
Prices are the WandAPI default channel price in Credits (1 Credit = ¥1); green marks the better side. Uptime and latency come from WandAPI probes; a dash means the model is not probed yet.
Capabilities
FAQ
Which is cheaper, Grok 4.5 or Grok Build 0.1?
At the WandAPI default channel price, Grok 4.5 input costs 2 Credits / M and Grok Build 0.1 input costs 1 Credits / M, so Grok Build 0.1 is 50% cheaper. Output and cache prices are in the specs table above.
Which has the larger context window, Grok 4.5 or Grok Build 0.1?
Grok 4.5 offers 500K tokens, Grok Build 0.1 offers 256K tokens.
Can I switch between Grok 4.5 and Grok Build 0.1 at any time?
Yes. WandAPI calls every model with the same API key; switching is just changing the model field in the request, and billing is split per model in one console.
How do the capabilities of Grok 4.5 and Grok Build 0.1 differ?
Their capability flags are identical. Every other capability is either supported by both or by neither; see the capability table above.
More comparisons
One API key for both Grok 4.5 and Grok Build 0.1
Free credits on sign-up, pay as you go, no monthly fee.