Is DeepSeek Reasoner or GPT-3.5-turbo cheaper?

DeepSeek Reasoner is cheaper on output tokens ($0.87 vs $1.50 per 1M).

Which has the larger context window, DeepSeek Reasoner or GPT-3.5-turbo?

DeepSeek Reasoner has the larger context window (1M tokens).

DeepSeek Reasoner vs GPT-3.5-turbo

DeepSeek Reasoner is cheaper on output tokens, while DeepSeek Reasoner offers a larger context window. Choose DeepSeek Reasoner or GPT-3.5-turbo based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	DeepSeek Reasoner	GPT-3.5-turbo
Provider	OrcaRouter	OrcaRouter
Input / 1M tokens	$0.44	$0.50
Output / 1M tokens	$0.87	$1.50
Context window	1M	16K
Parameters	—	20B
Open weights	Yes	No
Released	Dec 2025	Mar 2023

DeepSeek Reasoner details →GPT-3.5-turbo details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.