FLUX.2 klein 4B FP8 vs Qwen3.7 Flash
At a Glance
| Compare |  FLUX.2 klein 4B FP8Black Forest Labs |  Qwen3.7 FlashQwen |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | Not reported | $0.030Openrouter ↗ · Sep 22, 2026 |
| Output priceFrom · USD / 1M tokens | Not reported | $0.13Openrouter ↗ · Sep 22, 2026 |
| Context windowMaximum documented tokens | Not reported | 1,000K |
| Model facts checked | Aug 28, 2026View model evidence → | Sep 3, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | FLUX.2-klein-4b-fp8 | Qwen3.7 Flash |
|---|---|---|
| Developer | Black Forest Labs | Qwen |
| Family | Flux 2 Klein 4b Fp8 | Qwen3 7 |
| Model | FLUX.2-klein-4b-fp8 | Qwen3.7 Flash |
| Version | FLUX.2-klein-4b-fp8 | Qwen3.7 Flash |
| Lifecycle | active | active |
| Released | 2026-01-15 | 2026-07-15 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Image | Text, Image, Video |
| Output modalities | Image | Text |
| Context window | Unknown | 1,000K |
| Total parameters | 4B | Unknown |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Unknown | Yes |
| Self-hostable | Yes | No |
| Provider access | Unknown | Alibaba Cloud Model Studio (Standard), Openrouter (Standard) |
| Capabilities | generation | agents, chat, generation, reasoning, structured_outputs, tools, vision |
FLUX.2 klein 4B FP8 Capabilities
Qwen3.7 Flash Capabilities
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FLUX.2-klein-4b-fp8Black Forest Labs | vs | Grok 4.6xAI | cross-developer peersimage |
FLUX.2-klein-4b-fp8Black Forest Labs | vs | Qwen3.8-MaxQwen | cross-developer peersimage |
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 MiniMax-M3MiniMax | vs | FLUX.2-klein-4b-fp8Black Forest Labs | cross-developer peersimage |
FLUX.2-klein-4b-fp8Black Forest Labs | vs |  GLM-5.3Z.ai | cross-developer peers |
FLUX.2-klein-4b-fp8Black Forest Labs | vs |  Hy4 previewTencent | cross-developer peers |
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Primary Evidence
Sources and Freshness
Questions
FLUX.2 klein 4B FP8 vs Qwen3.7 Flash FAQs
Is FLUX.2 klein 4B FP8 or Qwen3.7 Flash better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both FLUX.2 klein 4B FP8 and Qwen3.7 Flash, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
Only Qwen3.7 Flash has a directly sourced input price: $0.030 per million tokens. Only Qwen3.7 Flash has a directly sourced output price: $0.13 per million tokens.
Which has a larger context window, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
Neither model has a larger sourced context window in this comparison. FLUX.2 klein 4B FP8 is — and Qwen3.7 Flash is 1,000K.
Which performs better in benchmarks, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can FLUX.2 klein 4B FP8 or Qwen3.7 Flash be self-hosted?+
FLUX.2 klein 4B FP8 is the only model in this pair currently marked as self-hostable. FLUX.2 klein 4B FP8 is open weight; Qwen3.7 Flash is not marked open weight.
Can FLUX.2 klein 4B FP8 and Qwen3.7 Flash understand images?+
FLUX.2 klein 4B FP8 is documented with image input; Qwen3.7 Flash is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
Neither has a larger sourced maximum output. FLUX.2 klein 4B FP8 is — and Qwen3.7 Flash is 66K.
Do FLUX.2 klein 4B FP8 and Qwen3.7 Flash support reasoning and tool use?+
FLUX.2 klein 4B FP8: image input. Qwen3.7 Flash: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
FLUX.2 klein 4B FP8 has 0 sourced provider routes; Qwen3.7 Flash has 2, so Qwen3.7 Flash has broader tracked availability.
Which offers better value, FLUX.2 klein 4B FP8 or Qwen3.7 Flash?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.