deepseek-v4-flash · DeepSeek
(This model currently points to the older 0423 version; if you need to request the latest version, you can choose the model deepseek-v4-flash-0731)DeepSeek-V4 features an ultra-long context of one million characters and achieves leading performance domestically and in the open-source domain in agent capabilities, world knowledge, and reasoning.
(This model currently points to the older 0423 version; if you need to request the latest version, you can choose the model deepseek-v4-flash-0731)DeepSeek-V4 features an ultra-long context of one million characters and achieves leading performance domestically and in the open-source domain in agent capabilities, world knowledge, and reasoning.
DeepSeek V4 Flash has a 1,000,000 token context window.
On AIHubMix, DeepSeek V4 Flash costs $0.142 per million input tokens and $0.284 per million output tokens. Cached input reads are billed at $0.028 per million tokens.
DeepSeek V4 Flash accepts text input.
DeepSeek V4 Flash supports tool calling, function calling, structured outputs and thinking. Per-protocol parameter support is listed in the capability table on this page.
DeepSeek V4 Flash is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to deepseek-v4-flash — no other code changes needed.
DeepSeek V4 Flash is developed by DeepSeek. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
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Use DeepSeek V4 Flash via the AIHubMix unified API — one interface for every major LLM.