Lyria 3 Pro Preview is free for input tokens while DeepSeek V4 Flash 0731 costs $0.07 per 1M tokens.
API cost decision in 10 seconds
🔥DeepSeek V4 Flash 0731 vs 🔥Lyria 3 Pro Preview
Pick Lyria 3 Pro Preview for lower cost; pick DeepSeek V4 Flash 0731 only if the larger context window matters more.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Lyria 3 Pro Preview for lower cost; pick DeepSeek V4 Flash 0731 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Lyria 3 Pro Preview is estimated at $0 vs $0.15 for DeepSeek V4 Flash 0731, saving $0.15 (100% lower).
Cost-first pickLyria 3 Pro Preview
Context-first pickDeepSeek V4 Flash 0731
Sample savings$0.15100%
10x traffic gap$1.55
DeepSeek V4 Flash 0731 has more context, but Lyria 3 Pro Preview saves $0.15 on the standard workload. At 10x that traffic, the same price gap is about $1.55. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Lyria 3 Pro Preview stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | DeepSeek V4 Flash 0731 | Lyria 3 Pro Preview |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Lyria 3 Pro Preview | $0.42 | $0 |
| Balanced workload | 1M input + 1M output | Lyria 3 Pro Preview | $0.24 | $0 |
| Output-heavy chatbot | 1M input + 5M output | Lyria 3 Pro Preview | $0.97 | $0 |
Lyria 3 Pro Preview is free for output tokens while DeepSeek V4 Flash 0731 costs $0.18 per 1M tokens.
DeepSeek V4 Flash 0731 has 262.14K more context (1.25x larger).
Lyria 3 Pro Preview is free for the standard workload while the other model is estimated at $0.15.
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Lyria 3 Pro Preview has the lower input price; Lyria 3 Pro Preview has the lower output price; DeepSeek V4 Flash 0731 offers the larger context window. For the 1M input plus 500K output sample, Lyria 3 Pro Preview is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $0.15 for DeepSeek V4 Flash 0731 and $0 for Lyria 3 Pro Preview.
Choose DeepSeek V4 Flash 0731 when you care most about larger context window.
Choose Lyria 3 Pro Preview when you care most about lower input-token price, and lower output-token price.
- On the standard 1M input plus 500K output workload, Lyria 3 Pro Preview is estimated at $0 vs $0.15 for DeepSeek V4 Flash 0731, saving $0.15 (100% lower).
- Lyria 3 Pro Preview is free for the standard workload while the other model is estimated at $0.15.
- Lyria 3 Pro Preview is free for input tokens while DeepSeek V4 Flash 0731 costs $0.07 per 1M tokens.
- Lyria 3 Pro Preview is free for output tokens while DeepSeek V4 Flash 0731 costs $0.18 per 1M tokens.
- DeepSeek V4 Flash 0731 has 262.14K more context (1.25x larger).
| Feature | 🔥DeepSeek V4 Flash 0731 (DeepSeek) | 🔥Lyria 3 Pro Preview (Google) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.065 | $0 |
| Completion Price per 1M tokens | $0.18 | $0 |
| Sample Workload Cost 1M input + 500K output | $0.15 | $0 |
| Context Window | 1.31M | 1.05M |
| Release Date | ||
| Popularity | #3 | #17 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Lyria 3 Pro Preview | On the standard 1M input plus 500K output workload, Lyria 3 Pro Preview is estimated at $0 vs $0.15 for DeepSeek V4 Flash 0731, saving $0.15 (100% lower). |
| High-volume input processing | Lyria 3 Pro Preview | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Lyria 3 Pro Preview | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | DeepSeek V4 Flash 0731 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- DeepSeek V4 Flash (free) can replace DeepSeek V4 Flash 0731 when lower sample workload cost matters most: $0.
- No larger-context model is currently tracked within a close sample-cost band.
- Hy4 preview · Tencent · #1
- GPT-5.6 Luna · OpenAI · #2
- GLM 5.3 Flash · Z.ai · #4
- DeepSeek V4 Flash 0423 · DeepSeek · #5
Cheaper alternatives
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