Qwen3.8 Omni Flash vs Grok Build 0.1: price, context window and capabilities
Qwen3.8 Omni Flash (qwen/qwen3.8-omni-flash) from Qwen and Grok Build 0.1 (x-ai/grok-build-0.1) from SpaceXAI are both multimodal language models on the OceanToken API. Qwen3.8 Omni Flash costs less per token than Grok Build 0.1: $0.15 against $1.00 per 1M input tokens (85% less) and $0.47 against $2.00 per 1M output tokens (77% less). Qwen3.8 Omni Flash 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 Omni Flash also lists audio input and video input; only Grok Build 0.1 also lists file input.
Side by side
| Spec | Qwen3.8 Omni Flash | Grok Build 0.1 |
|---|---|---|
| Model | Qwen3.8 Omni Flashqwen/ | Grok Build 0.1x- |
| Publisher | Qwen | SpaceXAI |
| Kind | Text, vision, audio & video | Text & vision |
| Context window | 984K tokens983,616 | 256K tokens256,000 |
| Input price | $0.15 / 1M tokens | $1.00 / 1M tokens |
| Output price | $0.47 / 1M tokens | $2.00 / 1M tokens |
| Cached input price | $0.016 / 1M tokens | $0.20 / 1M tokens |
| Web search price | – | $0.005 / search |
| Inputs | text, images, audio 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 Qwen3.8 Omni Flash to spend less per token: 85% less for input and 77% less for output than Grok Build 0.1.
- Choose Qwen3.8 Omni Flash for the longest inputs: its context window holds 984K tokens against 256K for Grok Build 0.1.
- Choose Qwen3.8 Omni Flash if you need audio input and video input: Grok Build 0.1 does not list them.
- 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 Omni Flash Grok Build 0.1
Frequently asked questions
Which is cheaper, Qwen3.8 Omni Flash or Grok Build 0.1?
Qwen3.8 Omni Flash. Qwen3.8 Omni Flash costs less per token than Grok Build 0.1: $0.15 against $1.00 per 1M input tokens (85% less) and $0.47 against $2.00 per 1M output tokens (77% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, Qwen3.8 Omni Flash or Grok Build 0.1?
Qwen3.8 Omni Flash. Qwen3.8 Omni Flash has the larger context window: 984K tokens (983,616) against 256K (256,000) for Grok Build 0.1.
Can I call both Qwen3.8 Omni Flash 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-omni-flash or x-ai/grok-build-0.1.
Models and publishers
Qwen3.8 Omni Flash · Grok Build 0.1 · All Qwen models · All SpaceXAI models
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