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Grok 4.20 vs Qwen2.5 72B 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 Grok 4.20 and Qwen2.5 72B Instruct.

xAI

Grok 4.20

Grok 4.20 is a reasoning model from xAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering...

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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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Technical Specifications

SpecificationGrok 4.20Qwen2.5 72B Instruct
ProviderxAIAlibaba
Context Window2,000,000 tokens131,072 tokens
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apiself hostable
Production Stabilitybetastable
API AvailableYesYes
Released Date2026-03-312024-09-19

API Pricing Comparison

Input Price per Million Tokens

Grok 4.20

$1.25

Qwen2.5 72B Instruct

$0.36

Output Price per Million Tokens

Grok 4.20

$2.50

Qwen2.5 72B Instruct

$0.40

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.

MMLUGeneral knowledge & multi-task understanding
N/Avs8530.0%
Grok 4.20
Qwen2.5 72B Instruct
HumanEvalPython coding & logic synthesis
N/Avs8660.0%
Grok 4.20
Qwen2.5 72B Instruct
MATHComplex mathematical problem solving
N/Avs7460.0%
Grok 4.20
Qwen2.5 72B Instruct
GPQAGraduate-level expert reasoning
N/Avs4800.0%
Grok 4.20
Qwen2.5 72B Instruct
HellaSwagCommonsense reasoning and inference
N/Avs8820.0%
Grok 4.20
Qwen2.5 72B Instruct
MT-BenchMulti-turn conversation flow quality
N/Avs912.0%
Grok 4.20
Qwen2.5 72B Instruct

Grok 4.20 Quirks & Gotchas

No developer gotchas reported.

Qwen2.5 72B Instruct Quirks & Gotchas

No developer gotchas reported.