DeepSeek V4 Flash Vision Exp (Experimental)
deepseek/deepseek-v4-flash-vision-expDeepSeek V4 Flash Vision Exp is an experimental multimodal understanding model that accepts mixed text and image input and produces text output. It supports OpenAI-compatible image URL and base64 data URL content parts while retaining the text, reasoning, tool-calling, and JSON-output capabilities of DeepSeek V4 Flash.
- Input price
- $0.22
$0.30USD / 1M tokens - Output price
- $0.90
$1.20USD / 1M tokens - Cache read
- $0.0045
$0.006USD / 1M tokens - Context window
- 1M
- Max output
- 384K
Specifications
- Input
- Text, image
- Output
- Text
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OpenAI-compatible endpoint with unified authentication and usage tracking.
# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
-X POST "https://api.sandbase.ai/v1/chat/completions" \
-H "Authorization: Bearer $SANDBASE_API_KEY" \
-H "Content-Type: application/json" \
--data-binary @- <<'SANDBASE_JSON'
{
"model": "deepseek/deepseek-v4-flash-vision-exp",
"messages": [
{
"role": "user",
"content": "Hello"
}
],
"max_tokens": 2048
}
SANDBASE_JSON
)
printf '%s\n' "$result"Questions
FAQ
How do I call DeepSeek V4 Flash Vision Exp (Experimental) through SandBase?
Create a SandBase API key, then send requests with the model ID "deepseek/deepseek-v4-flash-vision-exp" to Chat Completions API (/v1/chat/completions) at https://api.sandbase.ai. The request examples on this page show the exact payload.
How much does DeepSeek V4 Flash Vision Exp (Experimental) cost?
$0.22 per 1M input tokens and $0.90 per 1M output tokens with the current 25% discount (list price $0.30 / $1.20), billed per request from your SandBase balance.
What is the context window of DeepSeek V4 Flash Vision Exp (Experimental)?
1M tokens of context, with up to 384K output tokens per response.
Which features does DeepSeek V4 Flash Vision Exp (Experimental) support?
DeepSeek V4 Flash Vision Exp (Experimental) supports vision (image input), reasoning, function calling, structured output. See Specifications above for the full list.
Do I need a separate DeepSeek account?
No. One SandBase API key and balance gives you access to DeepSeek V4 Flash Vision Exp (Experimental) and the other models in the catalog; you do not need to sign up with DeepSeek separately.