Head-to-Head Model Comparison

Fugu Ultra vs Claude Fable 5

Benchmarks, API Token Pricing, Context Window & Speed Comparison

Revisado pela equipe de pesquisa do GetInfoUsÚltima revisão: October 2026Política editorial

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Fugu UltraProfile

Claude Fable 5Profile

Multi-Model Arena Stack:

5-Model Matrix Workbench

Popular Matchups:

Sakana AI

Fugu Ultra

Motor de Raciocínio Profundo

O Fugu Ultra da Sakana AI é um modelo de IA projetado para raciocínio lógico profundo, matemática avançada e análise científica passo a passo, oferecendo janela de contexto de 1M, velocidade de 75 tokens/s, índice de inteligência de 86/100

Intelligence Index86 / 100

Input Token:

$1.50 / 1M

Output Token:

$6.00 / 1M

Context Window:

1M tokens

SWE-bench Verified:

N/A

Anthropic

Claude Fable 5

Modelo Principal de Fronteira

O Claude Fable 5 da Anthropic é um modelo de IA projetado para raciocínio corporativo de fronteira, programação avançada e cargas de produção, oferecendo janela de contexto de 1M, velocidade de 52 tokens/s, índice de inteligência de 72/100

Intelligence Index72 / 100

Input Token:

$10.00 / 1M

Output Token:

$50.00 / 1M

Context Window:

1M tokens

SWE-bench Verified:

76.5%

Principais Diferenças em Resumo

Fugu Ultra is 7.8x cheaper for API usage (input + output tokens combined).
Fugu Ultra is faster at 75 tok/s vs 52 tok/s.

Need definitions for token pricing, context, or benchmarks?Explore AI Glossary →

Feature	Fugu Ultra	Claude Fable 5
Intelligence Index Composite reasoning & knowledge score (0-100)	86	72
Provider	Sakana AI	Anthropic
Input Price Cost per million input tokens	$1.50 / 1M	$10.00 / 1M
Output Price Cost per million output tokens	$6.00 / 1M	$50.00 / 1M
Blended Price Weighted 7:2:1 cache:input:output per 1M	$1.01 / 1M	$7.70 / 1M
Context Window Maximum input + output tokens	1M tokens~1,500 A4 pages of text	1M tokens~1,500 A4 pages of text
Max Output Tokens Per single request	16K	128K
Throughput Speed Tokens generated per second	75 tok/s	52 tok/s
SWE-bench Verified Real-world software engineering	N/A	76.5%
GPQA Diamond Graduate-level reasoning	67%	79.2%
Cached Input Price Prompt caching discount per 1M tokens	$0.15 / 1M	$1.00 / 1M

Quem vence em cada categoria?

At-a-glance decision framework

Coding

Evaluations ongoing

Cost

Fugu Ultra

7.8x cheaper monthly runtime

Speed

Fugu Ultra

+44% faster generation

Context

Tied

1M tokens window

Pontuações de Benchmarks Verificadas

Official evaluation metrics verified by independent third-party research labs.

Fugu UltraClaude Fable 5

SWE-bench Verified (Autonomous Coding)

Industry benchmark evaluating real-world GitHub issue resolution and multi-file debugging.

N/Avs76.5%

GPQA Diamond (Doctorate-Level Science & Math)

Challenging questions created by domain experts to test complex PhD-level reasoning.

67%vs79.2%

MMLU-Pro (Multi-task Language Understanding)

Hardened reasoning and academic knowledge benchmark with reduced lucky-guess probability.

83%vs88.5%

LMSYS Chatbot Arena Elo

Crowdsourced human preference evaluation based on blind, head-to-head model battles.

1370ptsvs1435pts

Terminal-Bench (Agentic Coding & Terminal Use)

Autonomous multi-step tasks executed inside a real command-line terminal environment.

N/Avs44.5%

Generation Speed (Throughput)

Tokens emitted per second during active generation streaming.

75 tok/s vs52 tok/s

Latência e Tempo de Resposta

Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.

Time to First Token (TTFT)Lower is better

Fugu Ultra0.54s

Claude Fable 51.75s

Est. End-to-End Response (500 tokens)TTFT + generation time

Fugu Ultra7.21s

Claude Fable 511.37s

Simulador Interativo de Custo de Tokens

Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.

Daily Input Tokens100K / day

10K500K1M

Daily Output Tokens30K / day

5K150K300K

Prompt Cache Hit Ratio50% cached

0% (Cold)50%90% (Warm)

Fugu Ultra Monthly API Bill

$7.88 / month

$1.5/1M in · $6/1M out

Claude Fable 5 Monthly API Bill

$61.50 / month

$10/1M in · $50/1M out

Fugu Ultra saves approximately $53.63 / month (87%) under this workload.7.8x Savings

Fugu Ultra · Strengths & Key Advantages

Janela de contexto de 1M com limite máximo de saída de 16K tokens (GPQA Diamond 67% · MMLU-Pro 83%)
Taxa de transferência rápida de 75 tokens/segundo com latência inicial (TTFT) de 540 ms
Economia de API competitiva ($1.5/$6 por 1M de tokens) com suporte a cache de prompts e saídas JSON estruturadas

Considerations & Trade-offs

Modelo proprietário em nuvem; não permite download dos pesos para execução local offline
Em derivações científicas extremas, modelos pesados dedicados exclusivamente ao raciocínio oferecem maior profundidade

Claude Fable 5 · Strengths & Key Advantages

Janela de contexto de 1M com limite máximo de saída de 128K tokens (SWE-bench Verified 76.5% · GPQA Diamond 79.2%)
Taxa de transferência rápida de 52 tokens/segundo com latência inicial (TTFT) de 1750 ms
Economia de API competitiva ($10/$50 por 1M de tokens) com suporte a cache de prompts e saídas JSON estruturadas

Considerations & Trade-offs

Modelo proprietário em nuvem; não permite download dos pesos para execução local offline
Para alto volume de requisições, recomenda-se ativar o cache de prompts e a Batch API para reduzir custos

Token Use & Task Economics

Estimated cost and token consumption to complete one representative agentic task.

Metric	Fugu Ultra	Claude Fable 5
Cost per Task Estimated USD to finish one task	$0.28	$10.97
Output Tokens / Task Tokens generated per task	22K	72K
Reasoning Tokens / Task Thinking tokens burned per task	8K	37K

Especificações Técnicas

Architecture, release timeline, capabilities, and modalities.

Feature	Fugu Ultra	Claude Fable 5
Official API Model ID (SDK)	fugu-ultra	claude-fable-5-20260601
API Protocol	Sakana AI REST API (OpenAI-Compatible)	Anthropic Messages API + AWS Bedrock + Vertex AI
Release Date	2026-06	2026-06
Knowledge Cutoff	March 2026	March 2026
Architecture	Evolutionary Multi-Model Merged Transformer	Mythos-Class Dense Reasoning Architecture
Parameters	Confidential / Frontier Merged	Confidential
Enterprise Rate Limits (RPM / TPM)	5,000 – 15,000 RPM (Production Tier) · 4,000,000 – 10,000,000 TPM	4,000 – 10,000 RPM (Tier 4 + Priority Tier) · 4,000,000 – 10,000,000 TPM
Long-Context Tier (>128K/200K)	Flat rate ($1.5/1M in) across full 1000K window	Standard rate up to 200K tokens; 2x input/output tier above 200K tokens
Prompt Cache Policy & TTL	Cached input at $0.15/1M tokens	$1/1M cached read (90% off); 5-min default & 1-hour extended TTL
Computer Use / GUI Agent	API / CLI Tool-Use & DOM Agent ready (no raw pixel desktop click loop)	Supported (Screen coordinate grounding, browser & desktop GUI action loops)
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	Native Web Search Citations + Code Execution Tool + MCP Connectors
Official Fine-Tuning Support	API Prompt Engineering & RAG Distillation	Custom Model Tuning via Amazon Bedrock & Prompt Distillation
Multimodal Token Billing	Text BPE (~4 chars/token)	Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile)
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	Sakana AI Production Safety & Alignment Verified	Anthropic RSP ASL-2 / ASL-3 Constitutional Safety Evaluated
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	text, vision
Output Modalities	text	text

Fugu Ultra vs Claude Fable 5: Respostas Rápidas (FAQ)

Which is more intelligent, Fugu Ultra or Claude Fable 5?

Fugu Ultra is more intelligent. It scores 86 compared with 72 on the composite Intelligence Index.

Which model is faster?

Fugu Ultra is faster, generating 75 tokens per second compared with 52 tokens per second.

Which model is cheaper to run?

Fugu Ultra is cheaper at $1.01 per 1M tokens blended, compared with $7.70 (7:2:1 cache:input:output ratio).

Which model has lower latency?

Fugu Ultra has lower latency, with a time to first token of 0.54s compared with 1.75s.

Veredito

Tanto Fugu Ultra (Indicado para raciocínio lógico profundo, matemática avançada e análise científica passo a passo, arquiteturas RAG corporativas e integração escalável via API.) quanto Claude Fable 5 (Indicado para raciocínio corporativo de fronteira, programação avançada e cargas de produção, arquiteturas RAG corporativas e integração escalável via API.) entregam excelente desempenho: Fugu Ultra lidera em inteligência geral e programação, Fugu Ultra oferece geração mais rápida e Fugu Ultra apresenta o melhor custo-benefício em produção.

Perguntas Frequentes (FAQ)

Qual é melhor para programação e raciocínio, Fugu Ultra ou Claude Fable 5?+

Nas avaliações de inteligência e código, Fugu Ultra leva vantagem. Confira os gráficos SWE-bench e GPQA acima para detalhes.

Qual modelo tem a API mais barata, Fugu Ultra ou Claude Fable 5?+

O Fugu Ultra custa $1.50 / $6.00 por 1M de tokens (entrada/saída) e o Claude Fable 5 custa $10.00 / $50.00. No custo combinado, Fugu Ultra é mais econômico.

Qual modelo possui maior janela de contexto e velocidade?+

O Fugu Ultra suporta 1M tokens de contexto contra 1M tokens do Claude Fable 5, enquanto Fugu Ultra entrega maior velocidade de geração.

AI Terminology & Guide

Explore Glossary →

Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.

Tokens & Pricing Context Window AI Benchmarks Reasoning Models Tool Calling Model Context Protocol (MCP)

Fugu Ultra vs Claude Fable 5

Troque e Compare Qualquer Modelo

Fugu Ultra

Claude Fable 5

Quem vence em cada categoria?

Pontuações de Benchmarks Verificadas

Latência e Tempo de Resposta

Simulador Interativo de Custo de Tokens

Fugu Ultra · Strengths & Key Advantages

Considerations & Trade-offs

Claude Fable 5 · Strengths & Key Advantages

Considerations & Trade-offs

Token Use & Task Economics

Especificações Técnicas

Fugu Ultra vs Claude Fable 5: Respostas Rápidas (FAQ)

Veredito

Perguntas Frequentes (FAQ)

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