Calculator › Compare › DeepSeek V4 Pro vs GPT-6.1 Sol
✓ Prices checked against official pricing pages on October 19, 2026DeepSeek V4 Pro vs GPT-6.1 Sol: cost comparison
For a typical chatbot reply, DeepSeek V4 Pro is 2.0× cheaper than GPT-6.1 Sol ($3.56 vs $7.00 per 1,000 replies).
DeepSeek V4 Pro DeepSeek
$1.32input /1M
$0.044cached /1M
$3.96output /1M
- Off-peak (outside 01:00–04:00 and 06:00–10:00 UTC on weekdays): 50% off, i.e. $0.66 input / $1.98 output.
GPT-6.1 Sol OpenAI
$2.00input /1M
$0.10cached /1M
$10.00output /1M
- Prompts over 272,000 tokens are billed at $4.00 input / $0.20 cached / $15.00 output per 1M tokens for the whole request.
- Batch processing: 50% off input and output ($1.00 / $5.00 per 1M tokens).
Cost per 1,000 requests
| Workload | DeepSeek V4 Pro | GPT-6.1 Sol | Difference |
|---|---|---|---|
| Chatbot reply1,500 input / 400 output tokens | $3.56 | $7.00 | 2.0× |
| RAG answer8,000 input / 600 output tokens | $12.94 | $22.00 | 1.7× |
| Agent step30,000 input (80% cached) / 800 output | $12.14 | $22.40 | 1.8× |
| Summarize a long report60,000 input / 1,200 output tokens | $83.95 | $132.00 | 1.6× |
| Classify a ticket400 input / 10 output tokens | $0.568 | $0.90 | 1.6× |
Standard pricing, no batch discount. Price is only one factor; quality, speed, context length and rate limits matter too, so test both on your own prompts.
Run your own numbers in the calculator →
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