Model Comparison
Beam 1.0
vs. Step 3.5 Flash
Comparing 2 AI models · 0 benchmarks · Reflection, StepFun
Recommended Pick
ReBeam 1.03 metric winsStrongest on: Throughput, TTFT, Latency
Lowest Price
Step 3.5 Flash
$0.10/1M input price
Differences That Matter
Price gap
Step 3.5 Flash is 4.0x cheaper on input tokens than Beam 1.0.
Speed gap
Beam 1.0 generates about 2.4x as many tokens per second as Step 3.5 Flash.
Top-pick rationale
Beam 1.0 wins 3 measurable categories, including Throughput, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Beam 1.0
Reflection
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Step 3.5 Flash
StepFun
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Top Pick Re Beam 1.0 | St Step 3.5 Flash |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.40/1M | $0.10/1M |
| Output Cost | $1.20/1M | $0.30/1M |
| Blended (3:1) | $0.60/1M | $0.15/1M |
| Specifications | ||
| Organization | Reflection | StepFun |
| Release Date | Oct 16, 2026 | Feb 2, 2026 |
| Performance & Speed | ||
| Throughput | 388.6 tok/s | 159.2 tok/s |
| TTFT | 700ms | 3370ms |
| Latency | 5850ms | 15940ms |
| Composite Indices | ||
| Value Score | 100.0 | — |
| Reasoning Score | 17.7 | — |
| Intelligence | 17.7 | — |
Key Takeaways
Step 3.5 Flash offers the best value at $0.10/1M,making it ideal for high-volume applications and cost-conscious projects.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Beam 1.0
- General-purpose AI
- Versatile applications
Step 3.5 Flash
- Cost-sensitive applications
- High-volume processing
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