Qwen3.5 Plus 2026-04-20 is $0.2 cheaper per 1M input tokens (40% lower; 1.67x difference).
API cost decision in 10 seconds
Qwen3.5 Plus 2026-04-20 vs Mistral Large 3 2512
Pick Qwen3.5 Plus 2026-04-20 when budget and context both matter.
Page updated:
Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Qwen3.5 Plus 2026-04-20 when budget and context both matter.
On the standard 1M input plus 500K output workload, Qwen3.5 Plus 2026-04-20 is estimated at $1.2 vs $1.25 for Mistral Large 3 2512, saving $0.05 (4% lower).
Cost-first pickQwen3.5 Plus 2026-04-20
Context-first pickQwen3.5 Plus 2026-04-20
Sample savings$0.054%
10x traffic gap$0.5
Qwen3.5 Plus 2026-04-20 is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $0.5. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Cost winner changes by workload shape: input-heavy / RAG favors Qwen3.5 Plus 2026-04-20, balanced workload favors Mistral Large 3 2512, and output-heavy chatbot favors Mistral Large 3 2512.
| Workload shape | Token mix | Better pick | Qwen3.5 Plus 2026-04-20 | Mistral Large 3 2512 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Qwen3.5 Plus 2026-04-20 | $2.4 | $3.25 |
| Balanced workload | 1M input + 1M output | Mistral Large 3 2512 | $2.1 | $2 |
| Output-heavy chatbot | 1M input + 5M output | Mistral Large 3 2512 | $9.3 | $8 |
Mistral Large 3 2512 is $0.3 cheaper per 1M output tokens (16.7% lower; 1.2x difference).
Qwen3.5 Plus 2026-04-20 has 737.86K more context (3.81x larger).
Qwen3.5 Plus 2026-04-20 is $0.05 cheaper on the standard workload (4% lower).
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Qwen3.5 Plus 2026-04-20 has the lower input price; Mistral Large 3 2512 has the lower output price; Qwen3.5 Plus 2026-04-20 offers the larger context window. For the 1M input plus 500K output sample, Qwen3.5 Plus 2026-04-20 is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $1.2 for Qwen3.5 Plus 2026-04-20 and $1.25 for Mistral Large 3 2512.
Choose Qwen3.5 Plus 2026-04-20 when you care most about lower input-token price, and larger context window.
Choose Mistral Large 3 2512 when you care most about lower output-token price.
- On the standard 1M input plus 500K output workload, Qwen3.5 Plus 2026-04-20 is estimated at $1.2 vs $1.25 for Mistral Large 3 2512, saving $0.05 (4% lower).
- Qwen3.5 Plus 2026-04-20 is $0.05 cheaper on the standard workload (4% lower).
- Qwen3.5 Plus 2026-04-20 is $0.2 cheaper per 1M input tokens (40% lower; 1.67x difference).
- Mistral Large 3 2512 is $0.3 cheaper per 1M output tokens (16.7% lower; 1.2x difference).
- Qwen3.5 Plus 2026-04-20 has 737.86K more context (3.81x larger).
| Feature | Qwen3.5 Plus 2026-04-20 (Qwen) | Mistral Large 3 2512 (Mistral) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.3 | $0.5 |
| Completion Price per 1M tokens | $1.8 | $1.5 |
| Sample Workload Cost 1M input + 500K output | $1.2 | $1.25 |
| Context Window | 1M | 262.14K |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Qwen3.5 Plus 2026-04-20 | On the standard 1M input plus 500K output workload, Qwen3.5 Plus 2026-04-20 is estimated at $1.2 vs $1.25 for Mistral Large 3 2512, saving $0.05 (4% lower). |
| High-volume input processing | Qwen3.5 Plus 2026-04-20 | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Mistral Large 3 2512 | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Qwen3.5 Plus 2026-04-20 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Qwen3 Next 80B A3B Instruct (free) can replace Qwen3.5 Plus 2026-04-20 when lower sample workload cost matters most: $0.
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- Qwen2.5 7B Instruct can replace Qwen3.5 Plus 2026-04-20 when lower sample workload cost matters most: $0.09.
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- DeepSeek V4 Flash · DeepSeek · #1
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Open Mistral modelsQwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba. It accepts text, image, and video input and produces text output, with a 1M token context window. This...
Mistral Large 3 2512 is Mistral’s most capable model to date, featuring a sparse mixture-of-experts architecture with 41B active parameters (675B total), and released under the Apache 2.0 license.