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Qwen2.5 72B Instruct vs Yi-Lightning

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 Qwen2.5 72B Instruct and Yi-Lightning.

Alibaba

Qwen2.5 72B Instruct

Qwen2.5 72B is the latest series of Qwen large language models. Qwen2.5 brings the following improvements upon Qwen2: - Significantly more knowledge and has greatly improved capabilities in coding and...

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01.AI

Yi-Lightning

Yi-Lightning is 01.AI's (離一万物) fastest and most cost-efficient model, purpose-built for high-throughput production workloads. It delivers competitive performance against GPT-4o-mini and Claude Haiku at a fraction of the cost, with exceptional bilingual Chinese-English capabilities. Yi-Lightning excels at classification, entity extraction, summarization, and high-frequency API tasks where latency and cost-per-call are critical constraints.

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Technical Specifications

SpecificationQwen2.5 72B InstructYi-Lightning
ProviderAlibaba01.AI
Context Window131,072 tokens131,072 tokens
Agent SuitabilityN/A82/100
Time to First Token (TTFT)N/A120 ms
Deployment Modelself hostablemanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2024-09-192025-10-01

API Pricing Comparison

Input Price per Million Tokens

Qwen2.5 72B Instruct

$0.36

Yi-Lightning

$0.15

Output Price per Million Tokens

Qwen2.5 72B Instruct

$0.40

Yi-Lightning

$0.30

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Benchmark Performance Metrics

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

MMLUGeneral knowledge & multi-task understanding
8530.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning
HumanEvalPython coding & logic synthesis
8660.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning
MATHComplex mathematical problem solving
7460.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning
GPQAGraduate-level expert reasoning
4800.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning
HellaSwagCommonsense reasoning and inference
8820.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning
MT-BenchMulti-turn conversation flow quality
912.0%vsN/A
Qwen2.5 72B Instruct
Yi-Lightning

Qwen2.5 72B Instruct Quirks & Gotchas

No developer gotchas reported.

Yi-Lightning Quirks & Gotchas

  • β–ΈBest cost-efficiency for high-volume bilingual applications
  • β–ΈSelf-hostable via Ollama β€” excellent open-weight option for Asian-language pipelines