Reasoning Tools JSON Open weights

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/deepseek-v4.1-flash-1017 2026-10-17 1.04858M context $0.15/M input $0.6/M output
31 providers
Reasoning Tools JSON Open weights

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...

deepseek/deepseek-v4.1-flash 2026-09-10 1.04858M context $0.02/M input $1/M output
70 providers
Reasoning Tools JSON Open weights

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 while matching the base model on text capabilities including agents,...

deepseek/deepseek-v4-flash-vision-exp 2026-08-21 1.04858M context $0.216/M input $0.647/M output
23 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.

deepseek/deepseek-v4-pro-0813 2026-08-13 1.04858M context $0.66/M input $1.98/M output
42 providers
Reasoning Tools JSON Open weights

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 workflows....

deepseek/deepseek-v4-flash-0731 2026-07-31 1.04858M context $0.044/M input $0.133/M output
54 providers
Reasoning Tools JSON Open weights

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 reasoning, coding,...

deepseek/deepseek-v4-pro 2026-04-24 1.024M context $0.209/M input $0.418/M output
71 providers
Reasoning Tools JSON Open weights

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 fast inference and...

deepseek/deepseek-v4-flash 2026-04-24 1.04858M context $0.091/M input $0.182/M output
68 providers
Reasoning Tools Open weights

Hybrid-reasoning DeepSeek model with thinking and non-thinking modes

deepseek/deepseek-v3.1 2025-08-21 131.072K context $0.19/M input $0.71/M output
13 providers
Tools JSON Open weights

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) model and performs really well...

deepseek/deepseek-chat-v3-0324 2025-03-24 128K context $0.29/M input $1.14/M output
8 providers
Tools JSON Open weights

March 2025 checkpoint of DeepSeek-V3 with improved reasoning and coding

deepseek/deepseek-v3-0324 2025-03-24 163.84K context $0.2/M input $0.8/M output
9 providers
Tools Open weights

Open DeepSeek MoE chat model for coding, math, and general reasoning

deepseek/deepseek-v3 2024-12-26 131.072K context $0.27/M input $1.1/M output
10 providers