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GPT-5.1 vs Qwen3 Next 80B A3B Instruct

How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for GPT-5.1 and Qwen3 Next 80B A3B Instruct.

OpenAI

GPT-5.1

GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...

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Alibaba

Qwen3 Next 80B A3B Instruct

Qwen3-Next-80B-A3B-Instruct is an instruction-tuned chat model in the Qwen3-Next series optimized for fast, stable responses without “thinking” traces. It targets complex tasks across reasoning, code generation, knowledge QA, and multilingual...

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Technical Specifications

SpecificationGPT-5.1Qwen3 Next 80B A3B Instruct
ProviderOpenAIAlibaba
Context Window400,000 tokens262,144 tokens
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apiself hostable
Production Stabilitystablestable
API AvailableYesYes
Released Date2025-11-132025-09-11

API Pricing Comparison

Input Price per Million Tokens

GPT-5.1

$1.25

Qwen3 Next 80B A3B Instruct

$0.09

Output Price per Million Tokens

GPT-5.1

$10.00

Qwen3 Next 80B A3B Instruct

$1.10

Want to test both models live?

Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.

GPT-5.1 Quirks & Gotchas

No developer gotchas reported.

Qwen3 Next 80B A3B Instruct Quirks & Gotchas

No developer gotchas reported.