| Signal | Qwen3 Coder 30B A3B Instruct | Delta | Step 3.5 Flash |
|---|---|---|---|
Capabilities | 50 | -17 | |
Pricing | 0 | -- | |
Context window size | 83 | -3 | |
Recency | 89 | -11 | |
Output Capacity | 75 | +55 | |
Benchmarks | 0 | -65 | |
| Overall Result | 1 wins | of 6 | 4 wins |
7
days higher
7
days
16
days higher
Alibaba
StepFun
Qwen3 Coder 30B A3B Instruct saves you $4.50/month
That's $54.00/year compared to Step 3.5 Flash at your current usage level of 100K calls/month.
| Metric | Qwen3 Coder 30B A3B Instruct | Step 3.5 Flash | Winner |
|---|---|---|---|
| Overall Score | 72 | 72 | Step 3.5 Flash |
| Rank | #146 | #144 | Step 3.5 Flash |
| Quality Rank | #146 | #144 | Step 3.5 Flash |
| Adoption Rank | #146 | #144 | Step 3.5 Flash |
| Parameters | 30B | -- | -- |
| Context Window | 160K | 262K | Step 3.5 Flash |
| Pricing | $0.07/$0.27/M | $0.10/$0.30/M | -- |
| Signal Scores | |||
| Capabilities | 50 | 67 | Step 3.5 Flash |
| Pricing | 0 | 0 | Qwen3 Coder 30B A3B Instruct |
| Context window size | 83 | 86 | Step 3.5 Flash |
| Recency | 89 | 100 | Step 3.5 Flash |
| Output Capacity | 75 | 20 | Qwen3 Coder 30B A3B Instruct |
| Benchmarks | -- | 65 | Step 3.5 Flash |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 72/100 (rank #146), placing it in the top 50% of all 290 models tracked.
Scores 72/100 (rank #144), placing it in the top 51% of all 290 models tracked.
With only a 0-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
Qwen3 Coder 30B A3B Instruct offers 15% better value per quality point. At 1M tokens/day, you'd spend $5.10/month with Qwen3 Coder 30B A3B Instruct vs $6.00/month with Step 3.5 Flash - a $0.90 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Qwen3 Coder 30B A3B Instruct also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (262K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.27/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (72/100) correlates with better nuance, coherence, and style in long-form content
Qwen3 Coder 30B A3B Instruct and Step 3.5 Flash are extremely close in overall performance (only 0.20000000000000284 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
Qwen3 Coder 30B A3B Instruct
Marginally better benchmark scores; both are excellent
Best for Cost
Qwen3 Coder 30B A3B Instruct
15% lower pricing; better value at scale
Best for Reliability
Qwen3 Coder 30B A3B Instruct
Higher uptime and faster response speeds
Best for Prototyping
Qwen3 Coder 30B A3B Instruct
Stronger community support and better developer experience
Best for Production
Qwen3 Coder 30B A3B Instruct
Wider enterprise adoption and proven at scale
by Alibaba
| Capability | Qwen3 Coder 30B A3B Instruct | Step 3.5 Flash |
|---|---|---|
| Vision (Image Input) | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoningdiffers | ||
| Web Search | ||
| Image Output |
Alibaba
StepFun
Qwen3 Coder 30B A3B Instruct saves you $0.0900/month
That's 17% cheaper than Step 3.5 Flash at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Qwen3 Coder 30B A3B Instruct | Step 3.5 Flash |
|---|---|---|
| Context Window | 160K | 262K |
| Max Output Tokens | 32,768 | -- |
| Open Source | Yes | Yes |
| Created | Jul 31, 2025 | Jan 29, 2026 |
Step 3.5 Flash scores 72/100 (rank #144) compared to Qwen3 Coder 30B A3B Instruct's 72/100 (rank #146), giving it a 0-point advantage. Step 3.5 Flash is the stronger overall choice, though Qwen3 Coder 30B A3B Instruct may excel in specific areas like cost efficiency.
Qwen3 Coder 30B A3B Instruct is ranked #146 and Step 3.5 Flash is ranked #144 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Qwen3 Coder 30B A3B Instruct is cheaper at $0.27/M output tokens vs Step 3.5 Flash's $0.30/M output tokens - 1.1x more expensive. Input token pricing: Qwen3 Coder 30B A3B Instruct at $0.07/M vs Step 3.5 Flash at $0.10/M.
Step 3.5 Flash has a larger context window of 262,144 tokens compared to Qwen3 Coder 30B A3B Instruct's 160,000 tokens. A larger context window means the model can process longer documents and conversations.