Which is cheaper, Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4?
As of August 20, 2026, Nemotron 3.5 Lightning (30B A3B) is 83% cheaper on blended LLM API pricing. Nemotron 3.5 Lightning (30B A3B) costs $0.05 per million input tokens and $0.20 per million output tokens ($0.25 blended 1M-in + 1M-out). Solar Pro 4 costs $0.30 / $1.20 per million tokens ($1.50 blended). Sources: https://build.nvidia.com and https://www.upstage.ai. The cheapest LLM for your app still depends on how many output tokens you generate.
How much does Nemotron 3.5 Lightning (30B A3B) vs Solar Pro 4 cost per million tokens?
Nemotron 3.5 Lightning (30B A3B) NVIDIA API pricing is $0.05 input and $0.20 output per million tokens via NVIDIA. Solar Pro 4 Upstage API pricing is $0.30 input and $1.20 output per million tokens via Upstage. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.
Which is better for coding, Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4?
Solar Pro 4 leads on SWE-bench Verified: Nemotron 3.5 Lightning (30B A3B) at 51.6% vs Solar Pro 4 at 70.6%. SWE-bench measures real GitHub fixes; LiveCodeBench measures contest programming.
What is the context window for Nemotron 3.5 Lightning (30B A3B) vs Solar Pro 4?
Nemotron 3.5 Lightning (30B A3B) supports a 262K token context window, while Solar Pro 4 supports 524K tokens. Solar Pro 4 offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.
Which model performs better on benchmarks, Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4?
Solar Pro 4 leads on 7 of 7 shared benchmarks versus Nemotron 3.5 Lightning (30B A3B)'s 0 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.
Is Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4 better for production use?
Both Nemotron 3.5 Lightning (30B A3B) and Solar Pro 4 are production API models. For cost-sensitive production traffic, Nemotron 3.5 Lightning (30B A3B) has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.
Can I switch between Nemotron 3.5 Lightning (30B A3B) and Solar Pro 4 in my app?
Yes. Call Nemotron 3.5 Lightning (30B A3B) through NVIDIA and Solar Pro 4 through Upstage with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.
How accurate is this Nemotron 3.5 Lightning (30B A3B) vs Solar Pro 4 pricing data?
List rates are the latest published NVIDIA API pricing and Upstage API pricing, quoted per million tokens. Official rate sheets: https://build.nvidia.com and https://www.upstage.ai. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.
What is the output token limit for Nemotron 3.5 Lightning (30B A3B) and Solar Pro 4?
Nemotron 3.5 Lightning (30B A3B) supports up to 262K output tokens per request, while Solar Pro 4 supports up to 131K output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.
Which model has better throughput, Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4?
Neither Nemotron 3.5 Lightning (30B A3B) nor Solar Pro 4 has published throughput data on this page yet. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.
How do I switch the models in this Nemotron 3.5 Lightning (30B A3B) vs Solar Pro 4 comparison?
Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Nemotron 3.5 Lightning (30B A3B) or Solar Pro 4 from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.
