DeepSeek V4 Flash 0423 vs Meta Muse Spark 1.2 Contributor
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Both cost about the same at a typical 3:1 input/output mix.
- Both accept prompts up to 1M tokens.
- Muse Spark 1.2 Contributor is the newer model (released 2026-08-21).
| DeepSeek V4 Flash 0423 | Muse Spark 1.2 Contributor | |
|---|---|---|
| Vendor | DeepSeek | Meta |
| Released | 2026-04-24 | 2026-08-21 |
| Input / 1M | $0.091 | $0.10 |
| Output / 1M | $0.182 | $0.20 |
| Cached input / 1M | $0.018 | $0.0020 |
| Blended / 1M (3:1) | $0.114 | $0.125 |
| Context | 1M | 1M |
| Max output | 944K | 944K |
| Accepts | text | text, image, file, video |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 17 | 1 |
| Cheapest provider, output | $0.165 | $0.20 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | — |
Cost calculator
DeepSeek V4 Flash 0423
$8.19 per month$0.27 per day
Muse Spark 1.2 Contributor
$9.00 per month$0.30 per day
DeepSeek V4 Flash 0423 saves $0.81 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
Compare DeepSeek V4 Flash 0423 with
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