Qwen3.5-397B-A17B vs ShieldGemma 2
Qwen3.5-397B-A17B (2026) and ShieldGemma 2 (2024) are frontier reasoning models from Alibaba and Google DeepMind. Qwen3.5-397B-A17B ships a 262K-token context window, while ShieldGemma 2 ships a not-yet-sourced context window. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing. The goal is to make the tradeoff clear before deeper testing.
Qwen3.5-397B-A17B is safer overall; choose ShieldGemma 2 when vision-heavy evaluation matters.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-02-16 | 2024-09-01 |
| Context window | 262K | — |
| Parameters | 397B | — |
| Architecture | MoE | decoder only |
| License | Apache 2.0 | Proprietary |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | Qwen3.5-397B-A17B | ShieldGemma 2 |
|---|---|---|
| Input price | $0.39/1M tokens | - |
| Output price | $2.34/1M tokens | - |
| Providers |
Capabilities
| Capability | Qwen3.5-397B-A17B | ShieldGemma 2 |
|---|---|---|
| Vision | No | Yes |
| Multimodal | Yes | Yes |
| Reasoning | Yes | No |
| Function calling | Yes | Yes |
| Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Code execution | No | No |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on vision: ShieldGemma 2 and reasoning mode: Qwen3.5-397B-A17B. Both models share multimodal input, function calling, tool use, and structured outputs, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.
Pricing coverage is uneven: Qwen3.5-397B-A17B has $0.39/1M input tokens and ShieldGemma 2 has no token price sourced yet. Provider availability is 1 tracked routes versus 1. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.
Choose Qwen3.5-397B-A17B when reasoning depth are central to the workload. Choose ShieldGemma 2 when vision-heavy evaluation are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.
FAQ
Is Qwen3.5-397B-A17B or ShieldGemma 2 open source?
Qwen3.5-397B-A17B is listed under Apache 2.0. ShieldGemma 2 is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for vision, Qwen3.5-397B-A17B or ShieldGemma 2?
ShieldGemma 2 has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.
Which is better for multimodal input, Qwen3.5-397B-A17B or ShieldGemma 2?
Both Qwen3.5-397B-A17B and ShieldGemma 2 expose multimodal input. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.
Which is better for reasoning mode, Qwen3.5-397B-A17B or ShieldGemma 2?
Qwen3.5-397B-A17B has the clearer documented reasoning mode signal in this comparison. If reasoning mode is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Which is better for function calling, Qwen3.5-397B-A17B or ShieldGemma 2?
Both Qwen3.5-397B-A17B and ShieldGemma 2 expose function calling. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.
Where can I run Qwen3.5-397B-A17B and ShieldGemma 2?
Qwen3.5-397B-A17B is available on OpenRouter. ShieldGemma 2 is available on GCP Vertex AI. Provider coverage can affect latency, region availability, compliance posture, and fallback options. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.
Continue comparing
Last reviewed: 2026-05-11. Data sourced from public model cards and provider documentation.