Model Comparison
Doubao Seed Code
vs. Kimi K2 0905
Comparing 2 AI models · 10 benchmarks · ByteDance Seed, MoonshotAI
Recommended Pick
By Doubao Seed Code 16 metric wins Strongest on: Input price, Output price, TTFT
Lowest Price
Doubao Seed Code
$0.00/1M input price
Best Reasoning
Doubao Seed Code
56.4 reasoning score
Blends available reasoning benchmarks
Best for Coding
Doubao Seed Code
31.3 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
Doubao Seed Code is ∞x cheaper on input tokens than Kimi K2 0905.
Reasoning gap
Doubao Seed Code leads Kimi K2 0905 by 10.7 points on reasoning.
Coding gap
Doubao Seed Code leads Kimi K2 0905 by 5.4 points on coding.
Top-pick rationale
Doubao Seed Code wins 16 measurable categories, including Input price, Output price, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Doubao Seed Code
ByteDance Seed
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Kimi K2 0905
MoonshotAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
Full Comparison
| Metric | Top Pick By Doubao Seed Code | Mo Kimi K2 0905 |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.60/1M |
| Output Cost | $0.00/1M | $2.50/1M |
| Blended (3:1) | — | $1.07/1M |
| Specifications | ||
| Organization | ByteDance Seed | MoonshotAI |
| Release Date | Nov 11, 2025 | Sep 5, 2025 |
| Performance & Speed | ||
| Throughput | — | 22.9 tok/s |
| TTFT | — | 1560ms |
| Latency | — | 1560ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 56.4 | 45.7 |
| Intelligence | 33.5 | 30.9 |
| Coding | 31.3 | 25.9 |
| Math | 79.3 | 57.3 |
| Standard Benchmarks | ||
| GPQA | 76.4% | 76.7% |
| MMLU Pro | 85.4% | 81.9% |
| HLE | 13.3% | 6.3% |
| LiveCodeBench | 76.6% | 61.0% |
| AIME 2025 | 79.3% | 57.3% |
| SciCode | 40.7% | 30.7% |
| LCR | 65.3% | 52.3% |
| IFBench | 51.4% | 41.7% |
| TAU-bench v2 | 58.2% | 73.4% |
| TerminalBench Hard | 26.5% | 23.5% |
Key Takeaways
Doubao Seed Code offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.
Doubao Seed Code has the strongest reasoning profile with a 56.4 reasoning score, combining the available reasoning-heavy benchmarks.
Doubao Seed Code reaches a 31.3 coding index, making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Doubao Seed Code
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
Kimi K2 0905
- General-purpose AI
- Versatile applications
Recommended Comparisons
Popular alternatives 
