LLM Reference

Gemini 1.5 Pro Experimental 0801 vs Nemotron 3 Ultra

Gemini 1.5 Pro Experimental 0801 (2024) and Nemotron 3 Ultra (2026) are frontier reasoning models from Google DeepMind and NVIDIA AI. Gemini 1.5 Pro Experimental 0801 ships a 2m-token context window, while Nemotron 3 Ultra ships a 1m-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Nemotron 3 Ultra is safer overall; choose Gemini 1.5 Pro Experimental 0801 when long-context analysis matters.

Decision scorecard

Local evidence first
SignalGemini 1.5 Pro Experimental 0801Nemotron 3 Ultra
Best forlong-context analysisreasoning-heavy apps and long-context analysis
Decision fitLong contextLong context
Context window2m1m
Cheapest output-$2.20/1M tokens
Provider routes0 tracked1 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Gemini 1.5 Pro Experimental 0801 when...
  • Gemini 1.5 Pro Experimental 0801 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Gemini 1.5 Pro Experimental 0801 for Long context.
Choose Nemotron 3 Ultra when...
  • Nemotron 3 Ultra has broader tracked provider coverage for fallback and procurement flexibility.
  • Nemotron 3 Ultra uniquely exposes Reasoning in local model data.
  • Local decision data tags Nemotron 3 Ultra for Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Gemini 1.5 Pro Experimental 0801

Unavailable

No complete token price in local provider data

Nemotron 3 Ultra

$950

Cheapest tracked route/tier: OpenRouter

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Gemini 1.5 Pro Experimental 0801 -> Nemotron 3 Ultra
  • No overlapping tracked provider route is sourced for Gemini 1.5 Pro Experimental 0801 and Nemotron 3 Ultra; plan for SDK, billing, or endpoint changes.
  • Nemotron 3 Ultra adds Reasoning in local capability data.
Nemotron 3 Ultra -> Gemini 1.5 Pro Experimental 0801
  • No overlapping tracked provider route is sourced for Nemotron 3 Ultra and Gemini 1.5 Pro Experimental 0801; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Reasoning before moving production traffic.

Specs

Specification
Released2024-08-012026-06-04
Context window2m1m
Parameters550B
ArchitectureDecoder OnlyMixture of Experts
LicenseProprietaryNVIDIA Open Model
OpennessProprietaryOpen weights
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2023-11-

Pricing and availability

Pricing attributeGemini 1.5 Pro Experimental 0801Nemotron 3 Ultra
Input price-$0.50/1M tokens
Output price-$2.20/1M tokens
Providers-

Capabilities

CapabilityGemini 1.5 Pro Experimental 0801Nemotron 3 Ultra
VisionNoNo
MultimodalNoNo
ReasoningNoYes
Function callingNoNo
Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Deep dive

The capability footprint differs most on reasoning mode: Nemotron 3 Ultra. 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: Gemini 1.5 Pro Experimental 0801 has no token price sourced yet and Nemotron 3 Ultra has $0.50/1M 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 Gemini 1.5 Pro Experimental 0801 when long-context analysis and larger context windows are central to the workload. Choose Nemotron 3 Ultra when reasoning depth 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

Which has a larger context window, Gemini 1.5 Pro Experimental 0801 or Nemotron 3 Ultra?

Gemini 1.5 Pro Experimental 0801 supports 2m tokens, while Nemotron 3 Ultra supports 1m tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Is Gemini 1.5 Pro Experimental 0801 or Nemotron 3 Ultra open source?

Gemini 1.5 Pro Experimental 0801 is listed under Proprietary. Nemotron 3 Ultra is listed under NVIDIA Open Model. 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 reasoning mode, Gemini 1.5 Pro Experimental 0801 or Nemotron 3 Ultra?

Nemotron 3 Ultra 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.

Where can I run Gemini 1.5 Pro Experimental 0801 and Nemotron 3 Ultra?

Gemini 1.5 Pro Experimental 0801 is available on the tracked providers still being sourced. Nemotron 3 Ultra is available on OpenRouter. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick Gemini 1.5 Pro Experimental 0801 over Nemotron 3 Ultra?

Nemotron 3 Ultra is safer overall; choose Gemini 1.5 Pro Experimental 0801 when long-context analysis matters. If your workload also depends on long-context analysis, start with Gemini 1.5 Pro Experimental 0801; if it depends on reasoning depth, run the same evaluation with Nemotron 3 Ultra.

Continue comparing

Last reviewed: 2026-06-15. Data sourced from public model cards and provider documentation.