Estimated spend for typical coding and autonomous agent workloads based on published per-token rates:
DeepSeek V4 Flash 0731 High · 10M In + 2M Out—GPT-6.1 Sol · 10M In + 2M Out—Billing ModelPrepaid · $0 Hard Stop
When to Route to DeepSeek V4 Flash 0731 High vs GPT-6.1 Sol
Because Newton’s exposes both deepseek-v4-flash-0731-high and gpt-6.1-sol behind the same API key and base URL, engineering teams frequently combine both models in the same workflow:
Primary Planning & ArchitectureDeepSeek V4 Flash 0731 High (deepseek-v4-flash-0731-high)
High-Volume Execution & VerificationGPT-6.1 Sol (gpt-6.1-sol)