DeepSeek V4.1 Flash vs LongCat-2.0: API price and specs
DeepSeek V4.1 Flash is 85% cheaper than LongCat-2.0 on input price.
DeepSeek V4.1 Flash is 88% cheaper than LongCat-2.0 on output price.
DeepSeek V4.1 Flash is 86% cheaper than LongCat-2.0 on a 1M-in / 200k-out workload.
LongCat-2.0 has a 0% larger context than DeepSeek V4.1 Flash.
| Field | DeepSeek V4.1 Flash | LongCat-2.0 |
|---|---|---|
| Lowest input, per 1M | $0.045 | $0.30 +566.7% |
| Median input, per 1M | $0.30 | $0.75 +150% |
| Lowest output, per 1M | $0.15 | $1.20 +700% |
| Median output, per 1M | $1.20 | $2.95 +145.8% |
| Lowest unit price | — | — |
| Cost of 1M in + 200k out | $0.075 | $0.54 +620% |
| Context | 1M | 1M |
| Max output | 1M | 262K +75% |
| Providers | 60 | 11 +81.7% |
| Regions | APAC, EU, GLOBAL, US | — |
| Accepts | application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text | text |
| Returns | text | text |
| Type | Text models | Text models |
| Free option | yes | yes |
| Cheapest provider | openrouter | impossibl |
Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.
Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.
Providers selling both
aihubmix, aiml, impossibl, kilo, opencode, opencode-go, openrouter, siliconflow, trustedrouter, zenmux
Frequently asked questions
Which is cheaper, DeepSeek V4.1 Flash or LongCat-2.0?
DeepSeek V4.1 Flash is 85% cheaper than LongCat-2.0 on input price. DeepSeek V4.1 Flash is 88% cheaper than LongCat-2.0 on output price. DeepSeek V4.1 Flash is 86% cheaper than LongCat-2.0 on a 1M-in / 200k-out workload.
Which has the larger context, DeepSeek V4.1 Flash or LongCat-2.0?
DeepSeek V4.1 Flash: 1M tokens; LongCat-2.0: 1M tokens.
Where can I use both DeepSeek V4.1 Flash and LongCat-2.0?
aihubmix, aiml, impossibl, kilo, opencode, opencode-go, openrouter, siliconflow, trustedrouter, zenmux