Grok 4.3 vs Qwen3.8 Max: price, context window and capabilities
Grok 4.3 (x-ai/grok-4.3) from SpaceXAI and Qwen3.8 Max (qwen/qwen3.8-max-0902) from Qwen are both multimodal language models on the OceanToken API. Grok 4.3 costs less per token than Qwen3.8 Max: $1.25 against $1.90 per 1M input tokens (34% less) and $2.50 against $5.70 per 1M output tokens (56% less). Grok 4.3 has the larger context window: 1M tokens (1,000,000) against 984K (983,616) for Qwen3.8 Max. Both support tool calling, reasoning, structured outputs and image input; only Grok 4.3 also lists file input; only Qwen3.8 Max also lists video input.
Side by side
| Spec | Grok 4.3 | Qwen3.8 Max −25% |
|---|---|---|
| Model | Grok 4.3x- | Qwen3.8 Maxqwen/ |
| Publisher | SpaceXAI | Qwen |
| Kind | Text & vision | Text, vision & video |
| Context window | 1M tokens1,000,000 | 984K tokens983,616 |
| Input price | $1.25 / 1M tokens | $1.90 / 1M tokens |
| Output price | $2.50 / 1M tokens | $5.70 / 1M tokens |
| Cached input price | $0.20 / 1M tokens | $0.25 / 1M tokens |
| Web search price | $0.005 / search | – |
| Cache write price | – | $2.50 / 1M tokens |
| Discount (vs official, top tier) | — | −25% |
| Inputs | text, images and files | text, images and video |
| Outputs | text | text |
| Tool calling | Yes | Yes |
| Reasoning | Yes | Yes |
| Structured outputs | Yes | Yes |
About these prices
Which should you choose?
- Choose Grok 4.3 to spend less per token: 34% less for input and 56% less for output than Qwen3.8 Max.
- Choose Grok 4.3 for the longest inputs: its context window holds 1M tokens against 984K for Qwen3.8 Max.
- Choose Grok 4.3 if you need file input: Qwen3.8 Max 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 Grok 4.3 Qwen3.8 Max
Frequently asked questions
Which is cheaper, Grok 4.3 or Qwen3.8 Max?
Grok 4.3. Grok 4.3 costs less per token than Qwen3.8 Max: $1.25 against $1.90 per 1M input tokens (34% less) and $2.50 against $5.70 per 1M output tokens (56% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, Grok 4.3 or Qwen3.8 Max?
Grok 4.3. Grok 4.3 has the larger context window: 1M tokens (1,000,000) against 984K (983,616) for Qwen3.8 Max.
Can I call both Grok 4.3 and Qwen3.8 Max 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 x-ai/grok-4.3 or qwen/qwen3.8-max-0902.
Models and publishers
Grok 4.3 · Qwen3.8 Max · All SpaceXAI models · All Qwen models
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