Qwen3.8 Max vs Grok Build 0.1: price, context window and capabilities
Qwen3.8 Max (qwen/qwen3.8-max-0902) from Qwen and Grok Build 0.1 (x-ai/grok-build-0.1) from SpaceXAI are both multimodal language models on the OceanToken API. Grok Build 0.1 costs less per token than Qwen3.8 Max: $1.00 against $1.90 per 1M input tokens (47% less) and $2.00 against $5.70 per 1M output tokens (65% less). Qwen3.8 Max has the larger context window: 984K tokens (983,616) against 256K (256,000) for Grok Build 0.1. Both support tool calling, reasoning, structured outputs and image input; only Qwen3.8 Max also lists video input; only Grok Build 0.1 also lists file input.
Side by side
| Spec | Qwen3.8 Max −25% | Grok Build 0.1 |
|---|---|---|
| Model | Qwen3.8 Maxqwen/ | Grok Build 0.1x- |
| Publisher | Qwen | SpaceXAI |
| Kind | Text, vision & video | Text & vision |
| Context window | 984K tokens983,616 | 256K tokens256,000 |
| Input price | $1.90 / 1M tokens | $1.00 / 1M tokens |
| Output price | $5.70 / 1M tokens | $2.00 / 1M tokens |
| Cached input price | $0.25 / 1M tokens | $0.20 / 1M tokens |
| Cache write price | $2.50 / 1M tokens | – |
| Web search price | – | $0.005 / search |
| Discount (vs official, top tier) | −25% | — |
| Inputs | text, images and video | text, images and files |
| Outputs | text | text |
| Tool calling | Yes | Yes |
| Reasoning | Yes | Yes |
| Structured outputs | Yes | Yes |
About these prices
Which should you choose?
- Choose Grok Build 0.1 to spend less per token: 47% less for input and 65% less for output than Qwen3.8 Max.
- Choose Qwen3.8 Max for the longest inputs: its context window holds 984K tokens against 256K for Grok Build 0.1.
- Choose Qwen3.8 Max if you need video input: Grok Build 0.1 does not list it.
- Not sure? Call both with the same OceanToken API key and compare them on your own prompts; each request is billed per use from one prepaid balance.
Get API Key Qwen3.8 Max Grok Build 0.1
Frequently asked questions
Which is cheaper, Qwen3.8 Max or Grok Build 0.1?
Grok Build 0.1. Grok Build 0.1 costs less per token than Qwen3.8 Max: $1.00 against $1.90 per 1M input tokens (47% less) and $2.00 against $5.70 per 1M output tokens (65% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, Qwen3.8 Max or Grok Build 0.1?
Qwen3.8 Max. Qwen3.8 Max has the larger context window: 984K tokens (983,616) against 256K (256,000) for Grok Build 0.1.
Can I call both Qwen3.8 Max and Grok Build 0.1 with one API key?
Yes. Both are on the OceanToken API at https://api.oceantoken.ai/v1: one API key and one prepaid balance call either model. Send the model id qwen/qwen3.8-max-0902 or x-ai/grok-build-0.1.
Models and publishers
Qwen3.8 Max · Grok Build 0.1 · All Qwen models · All SpaceXAI models
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