{
  "id": 715031,
  "title": "DeepSeek V4 Pro 0813 (on OpenRouter)",
  "url": "https://urgent.news/2026/08/12/deepseek-v4-pro-0813-on-openrouter",
  "topic": "ai",
  "section": "AI",
  "published": "2026-08-12T23:59:23.000Z",
  "source": {
    "name": "Simon Willison",
    "slug": "simon-willison",
    "url": "https://simonwillison.net/2026/Aug/12/deepseek-v4-pro-0813/"
  },
  "original_language": "en",
  "account": "DeepSeek V4 Pro 0813 has been made available via API only, according to OpenRouter. Unfortunately, there is no clear announcement page from DeepSeek regarding their new model. It remains uncertain whether the open weights will be released, but the availability of weights for both April's deepseek-ai/DeepSeek-V4-Pro and July's deepseek-ai/DeepSeek-V4-Flash-0731 suggests a possibility. Interestingly, the model produced distinct visual outputs at different reasoning levels - low, medium, and high - a phenomenon not observed in any other model. The benchmarks for DeepSeek V4 Pro 0813 were reportedly shared in the Official DeepSeek WeChat Group and later copied into a Reddit post, which was subsequently deleted due to being deemed low-effort. Subsequently, the information found its way into an ASCII-art table on Hacker News. Simon Willison shared this link post on August 12th, 2026.",
  "summary": "DeepSeek V4 Pro 0813 (on OpenRouter) The latest DeepSeek Pro model is now available, via API only. I had to link to OpenRouter because DeepSeek don't have any obvious announcement page for their new model. I haven't been able to confirm if they plan to release the open weights, but given the weights are available for both April's deepseek-ai/DeepSeek-V4-Pro and July's…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}