🚀 DeepSeek-V4.1-Flash-1017 is here!
Stronger benchmark performance, faster task completion, and shorter outputs than the previous version—a Pareto improvement in performance and cost. Now live on our website, app, and API.
🛠️ Optimized for @DeepSeekHarness, Tencent CodeBuddy, WorkBuddy, and more. Upgrade to DeepSeek Harness v0.2.1-rc.1 or later for the best experience with the new model.
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DeepSeek
@deepseek_ai
🎮 Build complete projects from scratch
DeepSeek-V4.1-Flash-1017 uses reinforcement learning with self-feedback to improve end-to-end project development—from game creation to 3D modeling.
See it in action 👇
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DeepSeek-V4.1-Flash-1017 uses reinforcement learning with self-feedback to improve end-to-end project development—from game creation to 3D modeling.
See it in action 👇
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8:35 AM UTC · Oct 17, 2026 · 476.1K Views
59972.3K267
DeepSeek
@deepseek_ai
🔍 Search & Fetch APIs are now open to everyone!
Powered by our in-house search engine, serving hundreds of millions of requests daily worldwide.
đź’° Each endpoint: $0.75 per 1,000 calls.
đź“– Docs: api-docs.deepseek.com/guides/search
đź“Ś Search & Fetch calls via server-side tools in DeepSeek Harness, Claude Code, and Codex are currently free for DeepSeek API users. Billing starts Oct 31, 2026, at 16:00 UTC.
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Powered by our in-house search engine, serving hundreds of millions of requests daily worldwide.
đź’° Each endpoint: $0.75 per 1,000 calls.
đź“– Docs: api-docs.deepseek.com/guides/search
đź“Ś Search & Fetch calls via server-side tools in DeepSeek Harness, Claude Code, and Codex are currently free for DeepSeek API users. Billing starts Oct 31, 2026, at 16:00 UTC.
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api-docs.deepseek.com
Search & Fetch | DeepSeek API Docs
The Search API and the Fetch API give agents and RAG applications access to live web content:
8:35 AM UTC · Oct 17, 2026 · 914.5K Views
882393.4K2.8K
DeepSeek
@deepseek_ai
🔓 Open-source release
Get DeepSeek-V4.1-Flash-1017:
🤗 Hugging Face: huggingface.co/deepseek-ai/DeepSeek-V4.…
🔗 ModelScope: modelscope.cn/models/deepseek-ai/DeepSe…
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Get DeepSeek-V4.1-Flash-1017:
🤗 Hugging Face: huggingface.co/deepseek-ai/DeepSeek-V4.…
🔗 ModelScope: modelscope.cn/models/deepseek-ai/DeepSe…
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huggingface.co
deepseek-ai/DeepSeek-V4.1-Flash-1017 · Hugging Face
We’re on a journey to advance and democratize artificial intelligence through open source and open science.
8:35 AM UTC · Oct 17, 2026 · 323.8K Views
472202.9K621