Pixtral 12B vs Qwen 2.5 32B Instruct
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (12)
Pixtral 12B by Mistral AI and Qwen 2.5 32B Instruct by Alibaba represent two of the frontier AI models analyzed in our comprehensive 2026 AI benchmark and LLM comparison. In this head-to-head evaluation, we examine API token pricing, context window specifications, inference speed (tokens per second), and empirical reasoning performance. From a pure economic perspective, Pixtral 12B holds a notable pricing advantage for token ingestion. On output generation, Pixtral 12B is more economical per million generated tokens. In data-heavy architectures requiring extensive repository or document analysis, Qwen 2.5 32B Instruct provides an expanded memory horizon with 131K tokens. In latency-sensitive production environments, both models deliver balanced throughput and low time-to-first-token latency for interactive conversational agents and high-concurrency workflows. Below is the complete empirical head-to-head breakdown across cost, speed, context, and capability matrices.
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Pixtral 12B
オープンウェイトモデルMistral AI が提供する Pixtral 12B は、最大 128K トークンのコンテキストウィンドウを備え、入力 $0.15/100万トークン・出力 $0.15/100万トークンで利用可能な、コーディング・推論・業務自動化向け AI モデルです。
$0.15 / 1M
$0.15 / 1M
128K tokens
28%
Qwen 2.5 32B Instruct
オープンウェイトモデルAlibaba が提供する Qwen 2.5 32B Instruct は、最大 131K トークンのコンテキストウィンドウを備え、入力 $0.18/100万トークン・出力 $0.36/100万トークンで利用可能な、コーディング・推論・業務自動化向け AI モデルです。
$0.18 / 1M
$0.36 / 1M
131.1K tokens
40.8%
ひと目でわかる主な違い
- Pixtral 12B is 1.5x cheaper for API usage (input + output tokens combined).
- Qwen 2.5 32B Instruct has a larger context window (131K vs 128K tokens).
- Qwen 2.5 32B Instruct is faster at 85 tok/s vs 85 tok/s.
- Qwen 2.5 32B Instruct leads on SWE-bench coding (40.8% vs 28.0%).
| Feature | Pixtral 12B | Qwen 2.5 32B Instruct |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 40 | 41 |
Provider | Mistral AI | Alibaba |
Input Price Cost per million input tokens | $0.15 / 1M | $0.18 / 1M |
Output Price Cost per million output tokens | $0.15 / 1M | $0.36 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $0.08 / 1M | $0.10 / 1M |
Context Window Maximum input + output tokens | 128K tokens~192 A4 pages of text | 131.1K tokens~197 A4 pages of text |
Max Output Tokens Per single request | 8K | 8K |
Throughput Speed Tokens generated per second | 85 tok/s | 85 tok/s |
SWE-bench Verified Real-world software engineering | 28% | 40.8% |
GPQA Diamond Graduate-level reasoning | 43.8% | 48.5% |
Cached Input Price Prompt caching discount per 1M tokens | $0.05 / 1M | $0.04 / 1M |
分野別勝者スコアカード
At-a-glance decision framework検証済みベンチマークスコア比較
Official evaluation metrics verified by independent third-party research labs.
Industry benchmark evaluating real-world GitHub issue resolution and multi-file debugging.
Challenging questions created by domain experts to test complex PhD-level reasoning.
Hardened reasoning and academic knowledge benchmark with reduced lucky-guess probability.
Crowdsourced human preference evaluation based on blind, head-to-head model battles.
Extremely difficult, closed-ended questions spanning the frontier of human expert knowledge.
Autonomous multi-step tasks executed inside a real command-line terminal environment.
Research-grade coding problems drawn from real scientific and numerical workloads.
Contamination-free competitive programming problems collected continuously over time.
American Invitational Mathematics Examination — multi-step Olympiad-level reasoning.
Accuracy when reasoning over very large inputs that fill the model context window.
Tokens emitted per second during active generation streaming.
レイテンシ＆応答時間
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
リアルタイムAPIトークン料金シミュレーター
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Pixtral 12B · Strengths & Key Advantages
- Mistral AI の高度な Multimodal Vision-Language Transformer アーキテクチャと 128K トークンのコンテキスト処理能力
- 優れたコストパフォーマンス（入力 $0.15/1M、出力 $0.15/1M）と安定した応答速度
- プログラミング、論理的推論、多言語タスクにおいて高いベンチマーク精度を実現
Considerations & Trade-offs
- 大規模な長文コンテキスト処理時はトークン消費量の最適化が必要
- 専門領域のタスクでは適切なプロンプト設計や RAG の併用が推奨される
Qwen 2.5 32B Instruct · Strengths & Key Advantages
- Alibaba の高度な Dense Autoregressive Transformer アーキテクチャと 131K トークンのコンテキスト処理能力
- 優れたコストパフォーマンス（入力 $0.18/1M、出力 $0.36/1M）と安定した応答速度
- プログラミング、論理的推論、多言語タスクにおいて高いベンチマーク精度を実現
Considerations & Trade-offs
- 大規模な長文コンテキスト処理時はトークン消費量の最適化が必要
- 専門領域のタスクでは適切なプロンプト設計や RAG の併用が推奨される
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Pixtral 12B | Qwen 2.5 32B Instruct |
|---|---|---|
Cost per Task Estimated USD to finish one task | $0.09 | $0.16 |
Output Tokens / Task Tokens generated per task | 25K | 28K |
Reasoning Tokens / Task Thinking tokens burned per task | 0K | 0K |
技術仕様・スペック
Architecture, release timeline, capabilities, and modalities.
| Feature | Pixtral 12B | Qwen 2.5 32B Instruct |
|---|---|---|
| Official API Model ID (SDK) | pixtral-12b-latest | qwen-2-5-32b-instruct |
| API Protocol | OpenAI-Compatible REST / vLLM / SGLang / HuggingFace TGI | OpenAI-Compatible REST / vLLM / SGLang / HuggingFace TGI |
| Release Date | 2024-09 | 2024-09 |
| Knowledge Cutoff | August 2024 | June 2024 |
| Architecture | Multimodal Vision-Language Transformer | Dense Autoregressive Transformer |
| Parameters | 12B | 32B |
| Enterprise Rate Limits (RPM / TPM) | Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud | Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud |
| Long-Context Tier (>128K/200K) | Flat rate ($0.15/1M in) across full 128K window | Flat rate ($0.18/1M in) across full 131K window |
| Prompt Cache Policy & TTL | Cached input at $0.05/1M tokens | Cached input at $0.036/1M tokens |
| Computer Use / GUI Agent | API / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop) | API / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop) |
| MCP & Parallel Tool Calling | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema |
| Web Search Grounding & Sandbox | Supported via external Tavily/Exa Search & E2B/Docker Sandbox tools | Supported via external Tavily/Exa Search & E2B/Docker Sandbox tools |
| Official Fine-Tuning Support | Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory) | Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory) |
| Multimodal Token Billing | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) | Text BPE (~4 chars/token) |
| Quantization & Min GPU VRAM | BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 7 GB VRAM (4-bit Quantized) · 26 GB VRAM (Native BF16) | BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 20 GB VRAM (4-bit Quantized) · 69 GB VRAM (Native BF16) |
| Safety & Frontier Classification | Open-Weights System Card + Customizable Guardrail Layer (Llama Guard / ShieldGemma) | Open-Weights System Card + Customizable Guardrail Layer (Llama Guard / ShieldGemma) |
| Enterprise Compliance (ZDR/HIPAA/SOC2) | 100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control | 100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control |
| Input Modalities | text, vision | text |
| Output Modalities | text | text |
Pixtral 12B vs Qwen 2.5 32B Instruct: よくある質問 (FAQ)
Which is more intelligent, Pixtral 12B or Qwen 2.5 32B Instruct?
Qwen 2.5 32B Instruct is more intelligent. It scores 41 compared with 40 on the composite Intelligence Index.
Which model is cheaper to run?
Pixtral 12B is cheaper at $0.08 per 1M tokens blended, compared with $0.10 (7:2:1 cache:input:output ratio).
Which model has lower latency?
Pixtral 12B has lower latency, with a time to first token of 0.45s compared with 0.48s.
Which model has a larger context window?
Qwen 2.5 32B Instruct has a larger context window, supporting 131.1K tokens compared with 128K tokens.
総合評価
Verdict & Model Selection Recommendation: Choose Pixtral 12B if your priority is Document OCR, visual inspection agents, and open multimodal pipelines. Its performance in demanding tasks justifies its operational token cost. Choose Qwen 2.5 32B Instruct if your workflow prioritizes Self-hosted SaaS backends, document summarization, and customer support bots. For large-scale batch processing or customer-facing conversational interfaces, its balance of speed and economics delivers superior ROI.
よくある質問 (FAQ)
How does Pixtral 12B compare to Qwen 2.5 32B Instruct in API token pricing and cost per token?+
Pixtral 12B costs $0.15 per 1M input tokens and $0.15 per 1M output tokens, whereas Qwen 2.5 32B Instruct costs $0.18 input and $0.36 output. Overall, Pixtral 12B is the more cost-effective model for high-volume API pipelines. Both models support prompt caching discounts of up to 90% for repeated prompt prefixes.
Which model has a larger context window: Pixtral 12B or Qwen 2.5 32B Instruct?+
Pixtral 12B supports a context window of 128K tokens (~96k words), while Qwen 2.5 32B Instruct supports 131K tokens (~98k words). Therefore, Qwen 2.5 32B Instruct can process more textual data and document context in a single prompt.
Which AI model is better for software engineering and coding: Pixtral 12B or Qwen 2.5 32B Instruct?+
Pixtral 12B scores 28% on SWE-bench Verified while Qwen 2.5 32B Instruct scores 40.8%. For autonomous software engineering and multi-file debugging, Qwen 2.5 32B Instruct holds the verified benchmark lead.
What is the difference in reasoning capability and extended thinking between Pixtral 12B and Qwen 2.5 32B Instruct?+
Pixtral 12B is optimized for low-latency direct generation. In contrast, Qwen 2.5 32B Instruct focuses on standard fast inference.
How does inference speed (tokens per second) compare between Pixtral 12B and Qwen 2.5 32B Instruct?+
Both Pixtral 12B and Qwen 2.5 32B Instruct deliver matching throughput at approximately 85 tokens per second. In latency-sensitive production environments, streaming response velocity is comparable, with real-world time-to-first-token (TTFT) determined primarily by provider routing and concurrency load.
Can you implement a tiered LLM routing setup combining Pixtral 12B and Qwen 2.5 32B Instruct to optimize costs?+
Yes! High-efficiency architectures route high-frequency routine classification and conversational tasks to Pixtral 12B to save operational costs, and dynamically escalate complex architectural queries or reasoning tasks to Qwen 2.5 32B Instruct. This tiered routing pattern cuts overall API bills by up to 70%.
Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.
Related reading
- Llama 3.2 1B vs Qwen 2.5 32B Instruct: Benchmarks, Pricing & Speed Comparison比較
- Pixtral 12B vs Mistral Large 2: Benchmarks, Pricing & Speed Comparison比較
- Pixtral Large vs Pixtral 12B: Benchmarks, Pricing & Speed Comparison比較
- Qwen 2.5 32B Instruct vs Qwen 2.5 7B Instruct: Benchmarks, Pricing & Speed Comparison比較
- Qwen 2.5 72B vs Qwen 2.5 32B Instruct: Benchmarks, Pricing & Speed Comparison比較
- Aion-3.0 vs Aion-Mini: Benchmarks, Pricing & Speed Comparison比較
Benchmark scores, token prices, and rate limits evolve rapidly as AI labs release model updates. Always verify current specifications and pricing on the official provider documentation.
公的ソース: GetInfoUs Independent AI Benchmarks & Official API Specs