DeepSeek V4.1 Flash 1017
DeepSeek · Oct 17, 2026
DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the deepseek-flash API model name. V4.1 Flash is a sparse mixture-of-experts model...
DeepSeek is a Chinese AI lab known for its open-weight DeepSeek V and R model series. Atlas AI Center tracks 23 DeepSeek models: 15 available through APIs with published per-token pricing and 8 open-weight releases on Hugging Face. Listed input prices range from $0.045 to $1.6 per million tokens.
Ordered by current popularity signals, then by release date.
DeepSeek · Oct 17, 2026
DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the deepseek-flash API model name. V4.1 Flash is a sparse mixture-of-experts model...
DeepSeek · Sep 10, 2026
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…
DeepSeek · Jul 31, 2026
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent…
DeepSeek · Apr 24, 2026
DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for…
DeepSeek · Aug 12, 2026
DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.
DeepSeek · Sep 10, 2026
DeepSeek V4.1 Flash is a image-text-to-text model published on Hugging Face by deepseek-ai.
DeepSeek · Apr 24, 2026
DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced…
DeepSeek · Dec 1, 2025
DeepSeek-V3.2 is a large language model designed to harmonize high computational efficiency with strong reasoning and agentic tool-use performance. It introduces DeepSeek Sparse Attention (DSA), a…
DeepSeek · Aug 21, 2026
DeepSeek V4 Flash Vision Exp is an experimental vision-enabled version of [DeepSeek V4 Flash 0731](https://openrouter.ai/deepseek/deepseek-v4-flash-0731) from DeepSeek, adding image understanding…
DeepSeek · Aug 21, 2025
DeepSeek-V3.1 is a large hybrid reasoning model (671B parameters, 37B active) that supports both thinking and non-thinking modes via prompt templates. It extends the DeepSeek-V3 base with a…
DeepSeek · Oct 17, 2026
DeepSeek V4.1 Flash 1017 is a image-text-to-text model published on Hugging Face by deepseek-ai.
DeepSeek · Aug 31, 2026
DeepSeek V4 Flash Vision Exp is a image-text-to-text model published on Hugging Face by deepseek-ai.
DeepSeek · Aug 13, 2026
DeepSeek V4 Pro 0813 is a text-generation model published on Hugging Face by deepseek-ai.
DeepSeek · Jul 31, 2026
DeepSeek V4 Flash 0731 is a text-generation model published on Hugging Face by deepseek-ai.
DeepSeek · Jul 31, 2026
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent…
DeepSeek · Apr 22, 2026
DeepSeek V4 Pro is a text-generation model published on Hugging Face by deepseek-ai.
DeepSeek · Apr 22, 2026
DeepSeek V4 Flash is a text-generation model published on Hugging Face by deepseek-ai.
DeepSeek · Sep 29, 2025
DeepSeek-V3.2-Exp is an experimental large language model released by DeepSeek as an intermediate step between V3.1 and future architectures. It introduces DeepSeek Sparse Attention (DSA), a…
DeepSeek · Sep 22, 2025
DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, including language…
DeepSeek · May 28, 2025
May 28th update to the [original DeepSeek R1](/deepseek/deepseek-r1) Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in…
DeepSeek · Mar 24, 2025
DeepSeek V3, a 685B-parameter, mixture-of-experts model, is the latest iteration of the flagship chat model family from the DeepSeek team. It succeeds the [DeepSeek V3](/deepseek/deepseek-chat-v3)…
DeepSeek · Jan 20, 2025
DeepSeek R1 is a text-generation model published on Hugging Face by deepseek-ai.
DeepSeek · Dec 26, 2024
DeepSeek-V3 is the latest model from the DeepSeek team, building upon the instruction following and coding abilities of the previous versions. Pre-trained on nearly 15 trillion tokens, the reported…
The most recently released DeepSeek model in the catalog is DeepSeek V4.1 Flash 1017, released on Oct 17, 2026.
DeepSeek V4.1 Flash 1017 currently has the strongest popularity signal among DeepSeek models in the catalog, based on position #1 in OpenRouter's weekly usage ranking.
DeepSeek V4.1 Flash 1017 has the largest listed context window at 1,048,576 tokens.
Prices are set per million tokens. Listed input prices range from $0.045 to $1.6 per million tokens. Output tokens usually cost more than input tokens; see each model page for exact numbers.