Nex-N2-Mini is $4.97 cheaper per 1M input tokens (99.5% lower; 200x difference).
API cost decision in 10 seconds
🔥Claude Opus 5 vs Nex-N2-Mini
Pick Nex-N2-Mini for lower cost; pick Claude Opus 5 only if the larger context window matters more.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Nex-N2-Mini for lower cost; pick Claude Opus 5 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Nex-N2-Mini is estimated at $0.08 vs $17.5 for Claude Opus 5, saving $17.43 (99.6% lower).
Cost-first pickNex-N2-Mini
Context-first pickClaude Opus 5
Sample savings$17.4399.6%
10x traffic gap$174.25
Claude Opus 5 has more context, but Nex-N2-Mini saves $17.43 on the standard workload. At 10x that traffic, the same price gap is about $174.25. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Nex-N2-Mini stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Claude Opus 5 | Nex-N2-Mini |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Nex-N2-Mini | $37.5 | $0.17 |
| Balanced workload | 1M input + 1M output | Nex-N2-Mini | $30 | $0.12 |
| Output-heavy chatbot | 1M input + 5M output | Nex-N2-Mini | $130 | $0.53 |
Nex-N2-Mini is $24.9 cheaper per 1M output tokens (99.6% lower; 250x difference).
Claude Opus 5 has 737.86K more context (3.81x larger).
Nex-N2-Mini is $17.43 cheaper on the standard workload (99.6% 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
Nex-N2-Mini has the lower input price; Nex-N2-Mini has the lower output price; Claude Opus 5 offers the larger context window. For the 1M input plus 500K output sample, Nex-N2-Mini is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $17.5 for Claude Opus 5 and $0.08 for Nex-N2-Mini.
Choose Claude Opus 5 when you care most about larger context window.
Choose Nex-N2-Mini when you care most about lower input-token price, and lower output-token price.
- On the standard 1M input plus 500K output workload, Nex-N2-Mini is estimated at $0.08 vs $17.5 for Claude Opus 5, saving $17.43 (99.6% lower).
- Nex-N2-Mini is $17.43 cheaper on the standard workload (99.6% lower).
- Nex-N2-Mini is $4.97 cheaper per 1M input tokens (99.5% lower; 200x difference).
- Nex-N2-Mini is $24.9 cheaper per 1M output tokens (99.6% lower; 250x difference).
- Claude Opus 5 has 737.86K more context (3.81x larger).
| Feature | 🔥Claude Opus 5 (Anthropic) | Nex-N2-Mini (Nex AGI) |
|---|---|---|
| Input Price prompt tokens per 1M | $5 | $0.025 |
| Completion Price per 1M tokens | $25 | $0.1 |
| Sample Workload Cost 1M input + 500K output | $17.5 | $0.08 |
| Context Window | 1M | 262.14K |
| Release Date | ||
| Popularity | #9 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Nex-N2-Mini | On the standard 1M input plus 500K output workload, Nex-N2-Mini is estimated at $0.08 vs $17.5 for Claude Opus 5, saving $17.43 (99.6% lower). |
| High-volume input processing | Nex-N2-Mini | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Nex-N2-Mini | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Claude Opus 5 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Claude 3 Haiku can replace Claude Opus 5 when lower sample workload cost matters most: $0.88.
- Claude Haiku 4.5 (batch) can replace Claude Opus 5 when lower sample workload cost matters most: $1.75.
- Claude 3.5 Haiku can replace Claude Opus 5 when lower sample workload cost matters most: $2.8.
- Claude Sonnet 5 (batch) can replace Claude Opus 5 when lower sample workload cost matters most: $3.5.
- Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- DeepSeek V4 Flash 0731 offers 1.31M context with $0.17 sample workload cost.
- DeepSeek V4 Flash Latest offers 1.31M context with $0.11 sample workload cost.
- DeepSeek V4 Flash 0731 · DeepSeek · #1
- MiMo-V2.5 · Xiaomi · #2
- Hy3 · Tencent · #3
- Ox Alpha · stealth · #4
Cheaper alternatives
Review low-cost models sorted by a standard 1M input plus 500K output workload.
Open cheapest modelsLarger context alternatives
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Open largest context modelsProvider catalogs
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Open provider hubsAnthropic catalog
Review all tracked Anthropic models before deciding whether this matchup is the right shortlist.
Open Anthropic modelsNex AGI catalog
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Nex-N2-Mini is an open-source agentic mixture-of-experts model from Nex AGI, the smaller sibling in the Nex-N2 series. It accepts text and image input and is built for coding, tool use,...