DeepSeek V4 Flash Thinking vs Beam: cost comparison
Prices updated 2026-10-27 · computed from live provider data
Short answer: Beam is cheaper on a
3:1 input/output blend — $0.438 per million tokens versus
$0.625, a 30% difference.
Beam offers the larger context window at 1,048,576 tokens, against 200,000 for DeepSeek V4 Flash Thinking.
Head to head
| DeepSeek V4 Flash Thinking | Beam | |
|---|---|---|
| Input, per 1M tokens | $0.250 | $0.250 |
| Output, per 1M tokens | $1.75 | $1.00 |
| Blended 3:1, per 1M | $0.625 | $0.438 |
| Context window | 200,000 | 1,048,576 |
| Vendor | libertai | nebius |
Monthly cost at real volumes
| Workload (input / output) | DeepSeek V4 Flash Thinking | Beam |
|---|---|---|
| 1M in / 250K out | $0.688 | $0.500 |
| 10M in / 2.5M out | $6.88 | $5.00 |
| 100M in / 25M out | $68.75 | $50.00 |
Which should you pick?
Pick Beam when you need the longer context window (1,048,576 vs 200,000 tokens). Pick Beam when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.