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  "markdown": "# DeepSeek V4 Flash\n\n\u003e Indexed, not reviewed: facts from OpenRouter and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/\n\n- Kind: model family, by DeepSeek\n- Category: Model APIs \u0026 inference (https://www.anchorterminal.com/categories/inference.md)\n- Listed because: OpenRouter lists it, with prices from the providers that serve it.\n- What OpenRouter says: DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...\n- Some of these models are reviewed as part of DeepSeek API: https://www.anchorterminal.com/tools/deepseek-api.md\n\n## Models (3)\n\n| Model | OpenRouter id | Released | Context | Input $/1M | Output $/1M | Supports |\n| --- | --- | --- | --- | --- | --- | --- |\n| DeepSeek V4.1 Flash | `deepseek/deepseek-v4.1-flash` | 2026-09 | 1.05M | $0.003 | $2.40 | tools, structured output, reasoning, caching, image |\n| DeepSeek V4 Flash 0731 | `deepseek/deepseek-v4-flash-0731` | 2026-07 | 1.05M | $0.0152 | $1.28 | tools, structured output, reasoning, caching |\n| DeepSeek V4 Flash 0423 | `deepseek/deepseek-v4-flash` | 2026-04 | 1.05M | $0.0224 | $1.28 | tools, structured output, reasoning, caching |\n\nPrices and limits as OpenRouter lists them; a provider's own price can differ.\n\n- JSON: https://www.anchorterminal.com/api/v1/tools/deepseek-v4-flash.json\n- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming\n",
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