DeepSeek V4.1 Flash 1017 vs GPT-3.5 Turbo (older v0613)

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4.1 Flash 1017

DeepSeek
$0.098 / $0.29
Input / Output · per 1M tokens
VS
OpenAI

GPT-3.5 Turbo (older v0613)

OpenAI
$1.00 / $2.00
Input / Output · per 1M tokens
Compare different models
DeepSeek
OpenAI
Verdict: DeepSeek V4.1 Flash 1017 is 8.5× cheaper than GPT-3.5 Turbo (older v0613) on a typical 3:1 input/output mix. DeepSeek V4.1 Flash 1017 has the larger context window (1M vs 4K).
DeepSeek V4.1 Flash 1017GPT-3.5 Turbo (older v0613)
Input price / 1M$0.098$1.00
Output price / 1M$0.29$2.00
Blended price (3:1)$0.15$1.25
Cached input / 1M$0.0029—
Context window1M4K
Max output393K4K
Intelligence index28.6—
Coding index——
Providers47—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesNo
Tool callingYesYes
Released2026-10-172024-01-25
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4.1 Flash 1017 or GPT-3.5 Turbo (older v0613)?

DeepSeek V4.1 Flash 1017 is 8.5× cheaper than GPT-3.5 Turbo (older v0613) on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash 1017 vs GPT-3.5 Turbo (older v0613): which has a bigger context window?

DeepSeek V4.1 Flash 1017: 1,048,576 tokens. GPT-3.5 Turbo (older v0613): 4,095 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash 1017 ≈ $343.00, GPT-3.5 Turbo (older v0613) ≈ $3,000.

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