Measured on Composite
This model has not carried enough traffic on Composite yet to publish a success rate, a latency figure or a traffic rank. The numbers appear here once it has.
AI model
DeepSeek: DeepSeek V4 Pro 0813 (fast) (Reasoning)
deepseek/deepseek-v4-pro-0813:fast-reasoning
DeepSeek: DeepSeek V4 Pro 0813 (fast) (Reasoning) is a 1,048,576-token model served on Composite at $0.165 per million tokens in and $0.495 per million tokens out.
Try in PlaygroundSpecifications
| Model ID | deepseek/deepseek-v4-pro-0813:fast-reasoning |
|---|---|
| Provider | Baidu |
| Context window | 1,048,576 tokens |
| Accepts | text |
| Returns | text |
| Input price | $0.165 per million tokens |
| Output price | $0.495 per million tokens |
| Prompt caching | Supported — cached input is billed at the provider's cache rate, on credits and plans alike |
| Thinking | Optional - see "DeepSeek: DeepSeek V4 Pro 0813 (fast) (Reasoning) (Reasoning)" in the catalog to turn it on by default |
| Moderated | No |
| Cost on a monthly plan | About 1.4 plan credits per typical call (8k in, 1k out) |
| Routing endpoints | 1 |
Pricing
$0.165 per million tokens input · $0.495 per million tokens output
Credits pay the provider’s price plus 25%; cache hits cost less.
On a monthly plan, a typical call (8k tokens in, 1k out) uses about 1.4 plan credits, at the provider's own price.
Provider
Baidu
Roleplay fit
DeepSeek models are known for strong reasoning and coding ability at aggressive pricing, which makes them a common pick for roleplay accounts that send a high volume of messages.
Context behavior
With a 1,048,576-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.
Cost for regular use
It is priced low enough for high-volume daily roleplay without the per-message cost adding up quickly.
From the provider
DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.
Supplied by Baidu, not written by Composite.
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