Compare · ModelsLive · 2 picked · head to head
Qwen3.6 Plus vs Step 3.5 Flash
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Qwen3.6 Plus wins on 3/4 benchmarks
Qwen3.6 Plus wins 3 of 4 shared benchmarks. Leads in speed · arena.
Category leads
speed·Qwen3.6 Plusarena·Qwen3.6 Plus
Hype vs Reality
Attention vs performance
Qwen3.6 Plus
#94 by perf·#2 by attention
Step 3.5 Flash
#8 by perf·no signal
Best value
Step 3.5 Flash
8.2x better value than Qwen3.6 Plus
Qwen3.6 Plus
47.0 pts/$
$1.14/M
Step 3.5 Flash
384.5 pts/$
$0.20/M
Vendor risk
Mixed exposure
One or more vendors flagged
Alibaba (Qwen)
$293.0B·Tier 1
StepFun
$5.0B·Tier 1
Head to head
4 benchmarks · 2 models
Qwen3.6 PlusStep 3.5 Flash
Artificial Analysis · Agentic Index
Step 3.5 Flash leads by +24.4
Artificial Analysis Agentic Index · a composite score measuring how well a model performs in agentic workflows · multi-step tool use, planning, error recovery, and autonomous task completion. Aggregates results from multiple agentic benchmarks including SWE-bench, tool-use tests, and planning evaluations. The canonical single-number metric for "how good is this model as an agent?"
Qwen3.6 Plus
27.6
Step 3.5 Flash
52.0
Artificial Analysis · Coding Index
Qwen3.6 Plus leads by +22.9
Artificial Analysis Coding Index · a composite score that aggregates performance across multiple coding benchmarks into a single index. Tracks code generation quality, debugging ability, multi-language competence, and real-world software engineering tasks. Used by Artificial Analysis to rank model coding capability in a normalized, comparable format. Useful for developers choosing between models for coding-heavy workloads.
Qwen3.6 Plus
54.5
Step 3.5 Flash
31.6
Artificial Analysis · Quality Index
Qwen3.6 Plus leads by +1.8
Qwen3.6 Plus
39.6
Step 3.5 Flash
37.8
Chatbot Arena Elo · Overall
Qwen3.6 Plus leads by +50.1
Qwen3.6 Plus
1443.4
Step 3.5 Flash
1393.3
Full benchmark table
| Benchmark | Qwen3.6 Plus | Step 3.5 Flash |
|---|---|---|
Artificial Analysis · Agentic Index Artificial Analysis Agentic Index · a composite score measuring how well a model performs in agentic workflows · multi-step tool use, planning, error recovery, and autonomous task completion. Aggregates results from multiple agentic benchmarks including SWE-bench, tool-use tests, and planning evaluations. The canonical single-number metric for "how good is this model as an agent?" | 27.6 | 52.0 |
Artificial Analysis · Coding Index Artificial Analysis Coding Index · a composite score that aggregates performance across multiple coding benchmarks into a single index. Tracks code generation quality, debugging ability, multi-language competence, and real-world software engineering tasks. Used by Artificial Analysis to rank model coding capability in a normalized, comparable format. Useful for developers choosing between models for coding-heavy workloads. | 54.5 | 31.6 |
Artificial Analysis · Quality Index | 39.6 | 37.8 |
Chatbot Arena Elo · Overall | 1443.4 | 1393.3 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.33 | $1.95 | 1.0M tokens (~500 books) | $7.31 | |
| $0.10 | $0.30 | 262K tokens (~131 books) | $1.50 |