Claude Fable 5 vs Nex-N2-Mini
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (12)
Claude Fable 5 by Anthropic and Nex-N2-Mini by Nex AGI 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, Nex-N2-Mini holds a notable pricing advantage for token ingestion. On output generation, Nex-N2-Mini is more economical per million generated tokens. In data-heavy architectures requiring extensive repository or document analysis, Claude Fable 5 provides an expanded memory horizon with 1,000K tokens. In latency-sensitive production environments, Nex-N2-Mini leads in tokens-per-second throughput, making it ideal for real-time 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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Claude Fable 5
深度推理模型Anthropic 推出的 Claude Fable 5 人工智能模型，具备 1M 上下文窗口，输入价格为 $10/百万 Token，输出价格为 $50/百万 Token，专为高质量生产环境、推理与自动化工作流打造。
$10.00 / 1M
$50.00 / 1M
1M tokens
76.5%
Nex-N2-Mini
深度推理模型Nex AGI 推出的 Nex-N2-Mini 人工智能模型，具备 262K 上下文窗口，输入价格为 $0.08/百万 Token，输出价格为 $0.32/百万 Token，专为高质量生产环境、推理与自动化工作流打造。
$0.08 / 1M
$0.32 / 1M
262.1K tokens
N/A
核心差异一览
- Nex-N2-Mini is 146.4x cheaper for API usage (input + output tokens combined).
- Claude Fable 5 has a larger context window (1M vs 262K tokens).
- Nex-N2-Mini is faster at 155 tok/s vs 52 tok/s.
| Feature | Claude Fable 5 | Nex-N2-Mini |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 72 | 75 |
Provider | Anthropic | Nex AGI |
Input Price Cost per million input tokens | $10.00 / 1M | $0.08 / 1M |
Output Price Cost per million output tokens | $50.00 / 1M | $0.32 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $7.70 / 1M | $0.05 / 1M |
Context Window Maximum input + output tokens | 1M tokens~1,500 A4 pages of text | 262.1K tokens~393 A4 pages of text |
Max Output Tokens Per single request | 128K | 8K |
Throughput Speed Tokens generated per second | 52 tok/s | 155 tok/s |
SWE-bench Verified Real-world software engineering | 76.5% | N/A |
GPQA Diamond Graduate-level reasoning | 79.2% | N/A |
Cached Input Price Prompt caching discount per 1M tokens | $1.00 / 1M | $0.01 / 1M |
各项指标谁更胜一筹？
At-a-glance decision frameworkEvaluations ongoing
权威基准测试得分对比
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.
Autonomous multi-step tasks executed inside a real command-line terminal environment.
Tokens emitted per second during active generation streaming.
延迟与响应速度
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
实时 Token 成本模拟器
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Claude Fable 5 · Strengths & Key Advantages
- 由 Anthropic 研发的高精度 Mythos-Class Dense Reasoning Architecture 架构，支持 1M 上下文窗口
- 极具竞争力的 API 定价（输入 $10/1M，输出 $50/1M），支持高速推理与工具调用
- 在代码生成、逻辑推理与多语言处理基准测试中表现出色
Considerations & Trade-offs
- 超长上下文请求需要规划 Token 成本与并发配额
- 针对特定垂直领域任务建议结合系统提示词与检索增强（RAG）以获得最佳效果
Nex-N2-Mini · Strengths & Key Advantages
- 由 Nex AGI 研发的高精度 Compact Budget Reasoning Transformer 架构，支持 262K 上下文窗口
- 极具竞争力的 API 定价（输入 $0.08/1M，输出 $0.32/1M），支持高速推理与工具调用
- 在代码生成、逻辑推理与多语言处理基准测试中表现出色
Considerations & Trade-offs
- 超长上下文请求需要规划 Token 成本与并发配额
- 针对特定垂直领域任务建议结合系统提示词与检索增强（RAG）以获得最佳效果
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Claude Fable 5 | Nex-N2-Mini |
|---|---|---|
Cost per Task Estimated USD to finish one task | $10.97 | $0.02 |
Output Tokens / Task Tokens generated per task | 72K | 12K |
Reasoning Tokens / Task Thinking tokens burned per task | 37K | 1K |
技术规格参数
Architecture, release timeline, capabilities, and modalities.
| Feature | Claude Fable 5 | Nex-N2-Mini |
|---|---|---|
| Official API Model ID (SDK) | claude-fable-5-20260601 | nex-n2-mini |
| API Protocol | Anthropic Messages API + AWS Bedrock + Vertex AI | Nex AGI REST API (OpenAI-Compatible) |
| Release Date | 2026-06 | 2026-06 |
| Knowledge Cutoff | March 2026 | March 2026 |
| Architecture | Mythos-Class Dense Reasoning Architecture | Compact Budget Reasoning Transformer |
| Parameters | Confidential | Confidential |
| Enterprise Rate Limits (RPM / TPM) | 4,000 – 10,000 RPM (Tier 4 + Priority Tier) · 4,000,000 – 10,000,000 TPM | 5,000 – 15,000 RPM (Production Tier) · 800,000 – 2,000,000 TPM |
| Long-Context Tier (>128K/200K) | Standard rate up to 200K tokens; 2x input/output tier above 200K tokens | Flat rate ($0.08/1M in) across full 262K window |
| Prompt Cache Policy & TTL | $1/1M cached read (90% off); 5-min default & 1-hour extended TTL | Cached input at $0.008/1M tokens |
| Computer Use / GUI Agent | Supported (Screen coordinate grounding, browser & desktop GUI action loops) | 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 | Native Web Search Citations + Code Execution Tool + MCP Connectors | Supported via external Tavily/Exa Search & E2B/Docker Sandbox tools |
| Official Fine-Tuning Support | Custom Model Tuning via Amazon Bedrock & Prompt Distillation | API Prompt Engineering & RAG Distillation |
| Multimodal Token Billing | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) | Text BPE (~4 chars/token) |
| Quantization & Min GPU VRAM | Cloud-Hosted Proprietary (FP8 / BF16 Tensor Core Cluster) · Zero Local VRAM Required (100% Serverless Cloud API) | Cloud-Hosted Proprietary (FP8 / BF16 Tensor Core Cluster) · Zero Local VRAM Required (100% Serverless Cloud API) |
| Safety & Frontier Classification | Anthropic RSP ASL-2 / ASL-3 Constitutional Safety Evaluated | Nex AGI Production Safety & Alignment Verified |
| Enterprise Compliance (ZDR/HIPAA/SOC2) | SOC2 Type II · GDPR · Zero Data Retention (ZDR) & HIPAA BAA Available on Enterprise Tier | SOC2 Type II · GDPR · Zero Data Retention (ZDR) & HIPAA BAA Available on Enterprise Tier |
| Input Modalities | text, vision | text |
| Output Modalities | text | text |
Claude Fable 5 vs Nex-N2-Mini: 常见问题解答 (FAQ)
Which is more intelligent, Claude Fable 5 or Nex-N2-Mini?
Nex-N2-Mini is more intelligent. It scores 75 compared with 72 on the composite Intelligence Index.
Which model is faster?
Nex-N2-Mini is faster, generating 155 tokens per second compared with 52 tokens per second.
Which model is cheaper to run?
Nex-N2-Mini is cheaper at $0.05 per 1M tokens blended, compared with $7.70 (7:2:1 cache:input:output ratio).
Which model has lower latency?
Nex-N2-Mini has lower latency, with a time to first token of 0.27s compared with 1.75s.
Which model has a larger context window?
Claude Fable 5 has a larger context window, supporting 1M tokens compared with 262.1K tokens.
综合结论
Verdict & Model Selection Recommendation: Choose Claude Fable 5 if your priority is Literary authorship, complex screenwriting, video game narrative trees, and high-end marketing campaigns. Its performance in demanding tasks justifies its operational token cost. Choose Nex-N2-Mini if your workflow prioritizes High-volume web extraction, intent classification, and responsive customer bots. For large-scale batch processing or customer-facing conversational interfaces, its balance of speed and economics delivers superior ROI.
常见问题 (FAQ)
How does Claude Fable 5 compare to Nex-N2-Mini in API token pricing and cost per token?+
Claude Fable 5 costs $10.00 per 1M input tokens and $50.00 per 1M output tokens, whereas Nex-N2-Mini costs $0.08 input and $0.32 output. Overall, Nex-N2-Mini 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: Claude Fable 5 or Nex-N2-Mini?+
Claude Fable 5 supports a context window of 1,000K tokens (~750k words), while Nex-N2-Mini supports 262K tokens (~197k words). Therefore, Claude Fable 5 can process more textual data and document context in a single prompt.
Which AI model is better for software engineering and coding: Claude Fable 5 or Nex-N2-Mini?+
Claude Fable 5 scores 76.5% on SWE-bench Verified, while Nex-N2-Mini scores competitively for software generation. For complex autonomous debugging and agentic engineering, Claude Fable 5 provides robust code generation and tool calling.
What is the difference in reasoning capability and extended thinking between Claude Fable 5 and Nex-N2-Mini?+
Claude Fable 5 features native chain-of-thought extended thinking mode with configurable reasoning effort. In contrast, Nex-N2-Mini provides chain-of-thought reasoning depth for complex math and science.
How does inference speed (tokens per second) compare between Claude Fable 5 and Nex-N2-Mini?+
Claude Fable 5 generates approximately 52 tokens per second, while Nex-N2-Mini delivers 155 tokens per second. In latency-sensitive production environments, Nex-N2-Mini provides faster time-to-first-token (TTFT) and higher streaming response velocity.
Can you implement a tiered LLM routing setup combining Claude Fable 5 and Nex-N2-Mini to optimize costs?+
Yes! High-efficiency architectures route high-frequency routine classification and conversational tasks to Nex-N2-Mini to save operational costs, and dynamically escalate complex architectural queries or reasoning tasks to Claude Fable 5. 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.
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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.
数据来源: GetInfoUs Independent AI Benchmarks & Official API Specs