DeepSeek V4 Pro 0423 vs GPT-6.1 Sol Pro

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4 Pro 0423

DeepSeek
$0.96 / $1.91
Input / Output · per 1M tokens
VS
OpenAI

GPT-6.1 Sol Pro

OpenAI
$2.00 / $10.00
Input / Output · per 1M tokens
Compare different models
DeepSeek
OpenAI
Verdict: DeepSeek V4 Pro 0423 is 3.3× cheaper than GPT-6.1 Sol Pro on a typical 3:1 input/output mix. GPT-6.1 Sol Pro has the larger context window (1.1M vs 1M).
DeepSeek V4 Pro 0423GPT-6.1 Sol Pro
Input price / 1M$0.96$2.00
Output price / 1M$1.91$10.00
Blended price (3:1)$1.19$4.00
Cached input / 1M$0.0796$0.10
Context window1M1.1M
Max output384K128K
Intelligence index12.6—
Coding index——
Providers167
Best provider uptime (30m)100.0%100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2026-04-242026-09-29
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4 Pro 0423 or GPT-6.1 Sol Pro?

DeepSeek V4 Pro 0423 is 3.3× cheaper than GPT-6.1 Sol Pro on a typical 3:1 input/output mix.

DeepSeek V4 Pro 0423 vs GPT-6.1 Sol Pro: which has a bigger context window?

DeepSeek V4 Pro 0423: 1,048,576 tokens. GPT-6.1 Sol Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4 Pro 0423 ≈ $2,866, GPT-6.1 Sol Pro ≈ $9,000.

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