FLUX.2 Klein 4B by NVIDIA demonstrates competitive pricing. View detailed benchmark data including scores across coding, math, reasoning, speed, and cost metrics.
Specifications last checked against the provider on . Benchmark scores carry their own source, linked beside each number.
Coding Benchmarks
Human preference ELO for building things — websites, UI, games, charts, SVG
Design Arena (via OpenRouter)Speed Benchmarks
Cost Benchmarks
Context Benchmarks
Multimodal Benchmarks
Human preference ELO for generated images, head to head
Design Arena (via OpenRouter)Available from 3 providers
The same model costs different amounts depending on who serves it. You can bring your own key for 1 of these — connect it here.
| Provider | Input / 1M | Output / 1M | Cached in | Context | Your key |
|---|---|---|---|---|---|
| Nvidia | $0 | $0 | — | 41K | — |
| NEAR AI Cloud | $1 | $1 | — | 128K | — |
| Vercel AI Gateway | — | — | — | 0K | Supported |
FLUX.2 Klein 4B — Benchmark Scores Overview
Scores normalized to percentage scale for visual comparison. ELO scores mapped to 0-100 range (1100-1500).
FLUX.2 Klein 4B — Frequently Asked Questions
How much does FLUX.2 Klein 4B cost?
FLUX.2 Klein 4B costs $0.00 per 1M input tokens and $0.00 per 1M output tokens. This makes it one of the more affordable models.
What is the context window of FLUX.2 Klein 4B?
FLUX.2 Klein 4B has a context window of 41K tokens. This determines how much text, conversation history, and code the model can process in a single request.
Who created FLUX.2 Klein 4B?
FLUX.2 Klein 4B was created by NVIDIA. It is classified as a open source model in our catalogue.
Is FLUX.2 Klein 4B open source?
Yes, FLUX.2 Klein 4B is an open-source model. The model weights are publicly available for download and self-hosting.