DeepSeek V4 Pro vs Muse Spark Open
Price and specs side by side · USD per 1M tokens · verified 2026-10-23
// side by side
| metric | DeepSeek V4 Pro | Muse Spark Open |
|---|
| input / 1M | $1.30 | $1.25 |
| output / 1M | $2.60 | $4.25 |
| blended (3:1) | $1.625 | $2.00 |
| cache read / 1M | $0.10 | $0.15 |
| context | 1.05M | 1.05M |
| max output | 16.4K | 131.1K |
| input types | text | text · image |
| reasoning | yes | yes |
| tool calling | yes | yes |
| structured output | yes | yes |
| open weights | yes | yes |
| released | 2026-04-24 | 2026-10-15 |
| knowledge cutoff | 2025-05 | 2026-01-04 |
| lab | DeepSeek | Meta |
// monthly cost scenarios
| workload | tokens in / out | DeepSeek V4 Pro | Muse Spark Open |
|---|
| Chatbot | 10M / 2M | $18.20 | $21.00 |
| RAG app | 50M / 5M | $78.00 | $83.75 |
| Coding agent | 20M / 10M | $52.00 | $67.50 |
// verdict
- DeepSeek V4 Pro is 18.7% cheaper than Muse Spark Open on a blended 3:1 input/output basis.
- Only Muse Spark Open accepts image input.
- Chatbot (10M input / 2M output tokens per month): DeepSeek V4 Pro costs $18.20 vs $21.00 for Muse Spark Open, saving $2.80 per month.
- RAG app (50M input / 5M output tokens per month): DeepSeek V4 Pro costs $78.00 vs $83.75 for Muse Spark Open, saving $5.75 per month.
- Coding agent (20M input / 10M output tokens per month): DeepSeek V4 Pro costs $52.00 vs $67.50 for Muse Spark Open, saving $15.50 per month.
// DeepSeek V4 Pro or Muse Spark Open: which one to choose
- Choose DeepSeek V4 Pro for cost-sensitive, high-volume workloads.
- Choose Muse Spark Open if you need image input.