Model Comparison
Ring-2.6-1T
vs. Step 3.5 Flash
Comparing 2 AI models · 7 benchmarks · InclusionAI, StepFun
Recommended Pick
InRing-2.6-1T8 metric winsStrongest on: Throughput, Reasoning, Intelligence
Best Value
Step 3.5 Flash
100.0 value score
43.4 reasoning / $0.15/1M
Lowest Price
Step 3.5 Flash
$0.10/1M input price
Best Reasoning
Ring-2.6-1T
46.3 reasoning score
Blends available reasoning benchmarks
Best for Coding
Ring-2.6-1T
42.8 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Best value
Step 3.5 Flash has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Step 3.5 Flash is 3.0x cheaper on input tokens than Ring-2.6-1T.
Reasoning gap
Ring-2.6-1T leads Step 3.5 Flash by 2.9 points on reasoning.
Top-pick rationale
Ring-2.6-1T wins 8 measurable categories, including Throughput, Reasoning, Intelligence, GPQA.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Ring-2.6-1T
InclusionAI
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 In Ring-2.6-1T | St Step 3.5 Flash |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.30/1M | $0.10/1M |
| Output Cost | $2.50/1M | $0.30/1M |
| Blended (3:1) | $0.85/1M | $0.15/1M |
| Specifications | ||
| Organization | InclusionAI | StepFun |
| Release Date | May 8, 2026 | Feb 2, 2026 |
| Performance & Speed | ||
| Throughput | 125.8 tok/s | — |
| TTFT | 1721ms | — |
| Latency | 17614ms | — |
| Composite Indices | ||
| Value Score | 18.8 | 100.0 |
| Reasoning Score | 46.3 | 43.4 |
| Intelligence | 31.7 | 26.0 |
| Coding | 42.8 | — |
| Standard Benchmarks | ||
| GPQA | 85.7% | 83.1% |
| HLE | 21.6% | 21.1% |
| SciCode | 42.4% | 40.4% |
| LCR | 67.3% | 48.0% |
| IFBench | 44.6% | 64.6% |
| TAU-bench v2 | 92.4% | 94.4% |
| TerminalBench Hard | 28.8% | 27.3% |
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.
Ring-2.6-1T has the strongest reasoning profile with a 46.3 reasoning score,combining the available reasoning-heavy benchmarks.
Ring-2.6-1T reaches a 42.8 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
Ring-2.6-1T
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
Step 3.5 Flash
- Cost-sensitive applications
- High-volume processing
