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 $0.15/M input $0.6/M output
21 providers
Reasoning Tools JSON

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 $0.22/M input $0.66/M output
19 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 2026-08-12 1.024M context $0.579/M input $1.738/M output
30 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 $0.065/M input $0.18/M output
43 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 $0.948/M input $1.896/M output
62 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 1.024M context $0.086/M input $0.171/M output
62 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Pro initial snapshot with million-token context and support for thinking and non-thinking modes

deepseek/deepseek-v4-pro-0423 2026-04-23 1M context $1.32/M input $3.96/M output
2 providers
Reasoning Open weights

Initial DeepSeek V4 Flash snapshot for economical reasoning, coding, and million-token agent workloads

deepseek/deepseek-v4-flash-0423 2026-04-23 1M context $0.139/M input $0.278/M output
2 providers
Reasoning Tools JSON Open weights

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 fine-grained sparse attention mechanism...

deepseek/deepseek-v3.2 2025-12-01 163.84K context $0.269/M input $0.4/M output
24 providers
Tools Open weights

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 evaluations...

deepseek/deepseek-chat 2025-12-01 128K context $0.257/M input $1.029/M output
8 providers
Open weights

DeepSeek reasoning model for multi-step analysis, math, coding, and tools

deepseek/deepseek-reasoner 2025-12-01 1M context $0.147/M input $0.295/M output
6 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
10 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
Reasoning Tools Open weights

DeepSeek R1 is here: Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active in an inference pass....

deepseek/deepseek-r1 2025-01-20 64K context $0.7/M input $2.5/M output
14 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 $1.12/M output
8 providers