4 models
Ranked by Chartography
Reasoning Tools 89.0

Claude model for long-running agentic coding and knowledge work

anthropic/claude-opus-5-5 2026-09-22 1M context $4/M input $20/M output
35 providers
Reasoning Tools JSON Open weights 83.0

October 17 update of DeepSeek V4.1 Flash with improved reasoning, coding, agentic tasks, and visual understanding

deepseek/deepseek-v4.1-flash-1017 2026-10-17 1M context $0.15/M input $0.6/M output
32 providers
Reasoning Tools JSON Open weights 78.9

DeepSeek V4.1 Flash model for reasoning and agentic coding

deepseek/deepseek-v4.1-flash 2026-09-10 1M context $0.02/M input $1/M output
70 providers
Reasoning Tools JSON 46.4

Fast Claude model for responsive assistance, classification, and lightweight agents

anthropic/claude-haiku-5-5 2026-10-07 1M context $0.1/M input $0.5/M output
33 providers