Gemma 2 2B vs Llama Prompt Guard 2 86M
Gemma 2 2B (2024) and Llama Prompt Guard 2 86M (2025) are compact production models from Google DeepMind and AI at Meta. Gemma 2 2B ships a not-yet-sourced context window, while Llama Prompt Guard 2 86M ships a 512-token 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.
Llama Prompt Guard 2 86M is safer overall; choose Gemma 2 2B when provider fit matters.
Decision scorecard
Local evidence first| Signal | Gemma 2 2B | Llama Prompt Guard 2 86M |
|---|---|---|
| Decision fit | General | Classification and JSON / Tool use |
| Context window | — | 512 |
| Cheapest output | - | $0.04/1M tokens |
| Provider routes | 0 tracked | 1 tracked |
| Shared benchmarks | 0 rows | 0 rows |
Decision tradeoffs
- Use Gemma 2 2B when your own prompt tests beat the comparison signals; the local data does not show a decisive standalone advantage yet.
- Llama Prompt Guard 2 86M has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Llama Prompt Guard 2 86M has broader tracked provider coverage for fallback and procurement flexibility.
- Llama Prompt Guard 2 86M uniquely exposes Structured outputs in local model data.
- Local decision data tags Llama Prompt Guard 2 86M for Classification and JSON / Tool use.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output prices on this page.
Gemma 2 2B
Unavailable
No complete token price in local provider data
Llama Prompt Guard 2 86M
$42.00
Cheapest tracked route: GroqCloud
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Gemma 2 2B and Llama Prompt Guard 2 86M; plan for SDK, billing, or endpoint changes.
- Llama Prompt Guard 2 86M adds Structured outputs in local capability data.
- No overlapping tracked provider route is sourced for Llama Prompt Guard 2 86M and Gemma 2 2B; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for Structured outputs before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2024-07-31 | 2025-04-29 |
| Context window | — | 512 |
| Parameters | 2B | 86M |
| Architecture | decoder only | decoder only |
| License | Open Source | Llama 3.1 Community |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | Gemma 2 2B | Llama Prompt Guard 2 86M |
|---|---|---|
| Input price | - | $0.04/1M tokens |
| Output price | - | $0.04/1M tokens |
| Providers | - |
Capabilities
| Capability | Gemma 2 2B | Llama Prompt Guard 2 86M |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | No |
| Function calling | No | No |
| Tool use | No | No |
| Structured outputs | No | Yes |
| Code execution | No | No |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on structured outputs: Llama Prompt Guard 2 86M. Both models share the core language-model surface, 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: Gemma 2 2B has no token price sourced yet and Llama Prompt Guard 2 86M has $0.04/1M input tokens. Provider availability is 0 tracked routes versus 1. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.
Choose Gemma 2 2B when provider fit are central to the workload. Choose Llama Prompt Guard 2 86M when provider fit and broader provider choice 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 Gemma 2 2B or Llama Prompt Guard 2 86M open source?
Gemma 2 2B is listed under Open Source. Llama Prompt Guard 2 86M is listed under Llama 3.1 Community. 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 structured outputs, Gemma 2 2B or Llama Prompt Guard 2 86M?
Llama Prompt Guard 2 86M has the clearer documented structured outputs signal in this comparison. If structured outputs is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Where can I run Gemma 2 2B and Llama Prompt Guard 2 86M?
Gemma 2 2B is available on the tracked providers still being sourced. Llama Prompt Guard 2 86M is available on GroqCloud. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
When should I pick Gemma 2 2B over Llama Prompt Guard 2 86M?
Llama Prompt Guard 2 86M is safer overall; choose Gemma 2 2B when provider fit matters. If your workload also depends on provider fit, start with Gemma 2 2B; if it depends on provider fit, run the same evaluation with Llama Prompt Guard 2 86M.
Continue comparing
Last reviewed: 2026-04-19. Data sourced from public model cards and provider documentation.