3 models
Ranked by Aider Polyglot
Open weights 74.2

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
Tools Open weights 70.2

DeepSeek chat model for instruction following, coding, and analysis

deepseek/deepseek-chat 2025-12-01 1M context $0.147/M input $0.295/M output
8 providers
Reasoning Tools Open weights 56.9

Classic open reasoning model for transparent math, coding, and deliberate problem solving

deepseek/deepseek-r1 2025-01-20 128K context $0.7/M input $2.5/M output
14 providers