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TokenMath.net
Updated 2026-09-23 04:43 UTC
Head-to-Head Specification Battle

Qwen 2.5 72B Instruct — Together AI vs Gemini 3.8 Pro

Side-by-side technical and economic comparison between Alibaba / Qwen's Qwen 2.5 72B Instruct — Together AI and Google's Gemini 3.8 Pro.

Endpoint Availability & Transition Notice

Qwen 2.5 72B Instruct — Together AI: Classified as a Legacy Reference model (Deprecated on Together AI (Reference)).

Core Technical & Pricing Comparison
MetricQwen 2.5 72B Instruct — Together AIGemini 3.8 ProAdvantage
Provider OrganizationAlibaba / QwenGoogle
Standard Input / 1M$0.35$4.00Qwen 2.5 72B Instruct — Together AI (91% lower)
Cached Input / 1M$0.175$0.40Qwen 2.5 72B Instruct — Together AI lower
Output / 1M$0.40$18.00Qwen 2.5 72B Instruct — Together AI lower
Context Window128k1.05MGemini 3.8 Pro (1.05M)
Max Generation Tokens8.2k64kGemini 3.8 Pro
Tokenizer FamilyQwen Byte-level BPE (~152k vocabulary)Google Gemini SentencePiece (256k vocabulary)

Interactive Side-by-Side Cost Simulator

Live Delta
Input Tokens / Req2,500
Output Tokens / Req800
Daily Requests10,000
Qwen 2.5 72B Instruct — Together AILOWER COST
$292.88 / month
$0.00098 / request
Gemini 3.8 Pro
$5,970.00 / month
$0.0199 / request
Selecting Qwen 2.5 72B Instruct — Together AI saves $5,677.13 / month (95.1% savings) over Gemini 3.8 Pro.

When to Choose Qwen 2.5 72B Instruct — Together AI

Opt for Qwen 2.5 72B Instruct — Together AI when your engineering requirements prioritize Alibaba / Qwen's ecosystem, specific tokenizer efficiencies (Calibrated Qwen Tokenizer (±3%)), or when your expected prompt-to-completion ratios favor its $0.35/M input rate.

When to Choose Gemini 3.8 Pro

Opt for Gemini 3.8 Pro when looking for Google's tooling integration, specific context window depth (1.05M tokens), or when output generation volume favors its $18/M rate.