Which is cheaper, Nemotron 3.5 Super VL and GPT-6 Astra?

Nemotron 3.5 Super VL has the lowest input price. Per 1M input tokens: Nemotron 3.5 Super VL from $0.15 and GPT-6 Astra from $10.00.

Which has the larger context window, Nemotron 3.5 Super VL and GPT-6 Astra?

GPT-6 Astra has the largest context window: Nemotron 3.5 Super VL 262,144 tokens and GPT-6 Astra 1,050,000 tokens.

Can I switch between Nemotron 3.5 Super VL and GPT-6 Astra without changing my code?

Yes. All of them are served through FastRouter's OpenAI-compatible API, so switching is a change of the model parameter (nvidia/nemotron-3.5-super-vl, openai/gpt-6-astra).

Nemotron 3.5 Super VL vs GPT-6 Astra

Side-by-side pricing per provider, context window, benchmark scores and speed, all on one OpenAI-compatible API.

Estimate monthly cost for these models

Nemotron 3.5 Super VL NVIDIAnvidia/nemotron-3.5-super-vl

GPT-6 Astra OpenAIopenai/gpt-6-astra

Creator

NVIDIA

OpenAI

Released

Sep 16, 2026

Sep 4, 2026

Context window

262K

1.05M

Max output

131K

128K

Input / 1MLowest provider price

$0.15

$10.00

Output / 1MLowest provider price

$0.50

$50.00

Providers

IntelligenceArtificial Analysis index

13.6

54.8

Accepts

Text, Image, Video

Text, Image

Produces

Text

Tool calling

Yes

Structured output

Yes

Reasoning

Yes

Nemotron 3.5 Super VL vs GPT-6 Astra: summary

Nemotron 3.5 Super VL and GPT-6 Astra are both available through FastRouter's OpenAI-compatible API, so switching between them is a change of model id, not a new integration.

Nemotron 3.5 Super VL, from NVIDIA, has a 262,144-token context window, costs $0.15/1M input and $0.50/1M output tokens and scores 13.6 on the Artificial Analysis Intelligence Index.

GPT-6 Astra, from OpenAI, has a 1,050,000-token context window, costs from $10.00/1M input and $50.00/1M output tokens across 2 providers and scores 54.8 on the Artificial Analysis Intelligence Index.

Nemotron 3.5 Super VL is the cheapest on input, 67× cheaper than the next model, GPT-6 Astra has the largest context window and GPT-6 Astra scores highest for intelligence.

Switch with one line

client = OpenAI(base_url="https://api.fastrouter.ai/api/v1", api_key="<FASTROUTER_API_KEY>") client.chat.completions.create(model="nvidia/nemotron-3.5-super-vl", messages=[...]) # or client.chat.completions.create(model="openai/gpt-6-astra", messages=[...])

Full API docs

Frequently asked questions

More comparisons

Benchmark scores sourced from ArtificialAnalysis