Model comparison

Open vs closed models for Qwen3.8-Flash buyers

Capability is only one axis; include license, self-hosting, retention, residency, operational burden, and price. This page separates independently verified results from vendor-reported claims and avoids declaring a universal winner.

Provider pricing (live)

Pulled from the OneInfer pricing catalog; rates can change. Capture the timestamp with any benchmark or production decision.

ProviderInput $ / 1M tokensOutput $ / 1M tokens
openrouter$0.150$0.470

Vendor-reported benchmarks

Scores come from the Qwen/Qwen3.8-27B benchmark record in the OneInfer model catalog and have not been independently reproduced.

EvaluationScore
General agentic
Claw-Eval Avg72.4
Claw-Eval Pass^360.6
QwenClawBench53.4
SkillsBench48.2
Agentic coding
SWE-Bench Verified77.2
SWE-Bench Pro53.5
SWE-Bench Multilingual71.3
TerminalBench 2.059.3
NL2Repo36.2
QwenWebBench1487.0
Multimodal
MMMU82.9
MMMU-Pro75.8
MathVista mini87.4
DynaMath85.6
VlmsAreBlind97.0
RealWorldQA84.1
MMStar81.4
MMBench EN-DEV v1.192.3
SimpleVQA56.1
General capabilities and reasoning
MMLU-Pro86.2
MMLU-Redux93.5
SuperGPQA66.0
C-Eval91.4
GPQA Diamond87.8
Humanity's Last Exam24.0
LiveCodeBench v683.9
AIME 202694.1
HMMT Feb 202684.3
HMMT Nov 202590.7
IMOAnswerBench80.8
Document understanding
CharXiv RQ78.4
CC-OCR81.2
OCRBench89.4
Spatial intelligence
ERQA62.5
CountBench97.8
RefCOCO Avg92.5
EmbSpatialBench84.6
RefSpatialBench70.0
Video understanding
VideoMME87.7
VideoMMMU84.4
MLVU86.6
MVBench75.5
Visual agent
V*94.7
AndroidWorld70.3

Closed-source reference set

Anchored to the public vendor pricing pages cited under Sources.

ModelInput $ / 1M tokensOutput $ / 1M tokensSource
GPT-5$1.25$10.00openai.com/api/pricing
Claude Opus 4.5$5.00$25.00docs.anthropic.com
Gemini 3.1 Pro$2.00$12.00ai.google.dev/gemini-api/docs/pricing

Open-weight reference set

Open-weight models vary by deployment route; verify the route before adopting.

ModelInput (typical)Output (typical)Source
Qwen3.8-Flash (this model)$0.16$0.47QwenCloud via OneInfer (live)
GLM-4.5 / 4.6 / 5Self-hostable; provider rate variesSelf-hostable; provider rate variesdocs.z.ai/guides/pricing/pricing
Qwen2.5 familySelf-hostable; ≈$0.20–$3.00 via 3rd-partySelf-hostable; verify per providerhuggingface.co/Qwen
DeepSeek V3.xVerify DeepSeek pricingVerify DeepSeek pricingplatform.deepseek.com

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Cost vs control matrix

  • Closed APIs: pay-per-token, no GPU ops, retention per vendor terms.
  • Open-weight via OneInfer GPU market: full data control, regional residency, no idle capacity if you size to demand.
  • Self-host off-OneInfer: maximum control, but you own the serving stack, autoscaling, and incident response.

Workload recommendation

WorkloadHow to choose
Production agent with steady trafficClosed API if vendor retention is acceptable; open-weight if residency required.
Regulated data (PHI, PCI, classified)Open-weight on a residency-compliant GPU.
Spiky / experimental trafficClosed API (pay-per-token, no idle GPUs).
Cost ceiling unknownStart closed, mirror to open-weight once the workload stabilizes.

Frequently asked questions

Can I try Qwen3.8-Flash before integrating it?

Use the OneInfer Qwen3.8-Flash launcher to open a prepared prompt in the authenticated playground. Availability is checked against the current model catalog.

How should I treat benchmark claims?

Check the provenance label and harness version. Vendor-reported and independently verified results are deliberately shown as different evidence classes.

Put Qwen3.8-Flash to work

Fund a controlled evaluation, start with a prepared prompt, and measure quality and cost on your own workload.