Head-to-Head Model Comparison

Claude Mythos 5.1 vs GPT-6 Astra

Benchmarks, API Token Pricing, Context Window & Speed Comparison

Revisado pela equipe de pesquisa do GetInfoUsÚltima revisão: October 2026Política editorial
Partilhar
Related topics (12)
AI CompareAI BenchmarkToken PricingModel CostModel SpecsSWE-bench CodingModel VersusWhich AI ModelLLM Speed & LatencyReasoning ModelsExtended ThinkingPrompt Caching ROI
Claude Mythos 5.1 vs GPT-6 Astra: Benchmarks, Pricing & Speed Comparison

Claude Mythos 5.1 da Anthropic e GPT-6 Astra da OpenAI são dois modelos de IA de destaque. O Claude Mythos 5.1 oferece uma janela de contexto de 1M tokens a $15.00/$75.00 por milhão de tokens, enquanto o GPT-6 Astra oferece 272K tokens de contexto a $10.00/$50.00 por milhão de tokens. Veja abaixo a comparação completa de benchmarks, latência e custos.

Comparação Direta (VS)

Troque e Compare Qualquer Modelo

Select any AI models from our verified benchmark database to generate live side-by-side matrices.

Profile
Profile
Multi-Model Arena Stack:
5-Model Matrix Workbench
Popular Matchups:
Anthropic

Claude Mythos 5.1

Modelo Principal de Fronteira

O Claude Mythos 5.1 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 60 tokens/s, índice de inteligência de 88/1

Intelligence Index88 / 100
Input Token:

$15.00 / 1M

Output Token:

$75.00 / 1M

Context Window:

1M tokens

SWE-bench Verified:

84.2%

OpenAI

GPT-6 Astra

Modelo Nativo de Voz e Áudio

O GPT-6 Astra da OpenAI é um modelo de IA projetado para síntese de voz natural, transcrição de áudio e interação falada em tempo real, oferecendo janela de contexto de 272K, velocidade de 100 tokens/s, índice de inteligência de 96/100 e ta

Intelligence Index96 / 100
Input Token:

$10.00 / 1M

Output Token:

$50.00 / 1M

Context Window:

272K tokens

SWE-bench Verified:

82.4%

Principais Diferenças em Resumo

  • GPT-6 Astra is 1.5x cheaper for API usage (input + output tokens combined).
  • Claude Mythos 5.1 has a larger context window (1M vs 272K tokens).
  • GPT-6 Astra is faster at 100 tok/s vs 60 tok/s.
  • Claude Mythos 5.1 leads on SWE-bench coding (84.2% vs 82.4%).
Need definitions for token pricing, context, or benchmarks?Explore AI Glossary →
FeatureClaude Mythos 5.1GPT-6 Astra
Intelligence Index
Composite reasoning & knowledge score (0-100)
8896
Provider
AnthropicOpenAI
Input Price
Cost per million input tokens
$15.00 / 1M$10.00 / 1M
Output Price
Cost per million output tokens
$75.00 / 1M$50.00 / 1M
Blended Price
Weighted 7:2:1 cache:input:output per 1M
$11.55 / 1M$7.70 / 1M
Context Window
Maximum input + output tokens
1M tokens~1,500 A4 pages of text272K tokens~408 A4 pages of text
Max Output Tokens
Per single request
128K128K
Throughput Speed
Tokens generated per second
60 tok/s100 tok/s
SWE-bench Verified
Real-world software engineering
84.2%82.4%
GPQA Diamond
Graduate-level reasoning
82%80.9%
Cached Input Price
Prompt caching discount per 1M tokens
$1.50 / 1M$1.00 / 1M

Quem vence em cada categoria?

At-a-glance decision framework
Coding
Claude Mythos 5.1
+1.8% SWE-bench lead
Cost
GPT-6 Astra
1.5x cheaper monthly runtime
Speed
GPT-6 Astra
+67% faster generation
Context
Claude Mythos 5.1
1M tokens window

Pontuações de Benchmarks Verificadas

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

Claude Mythos 5.1GPT-6 Astra
SWE-bench Verified (Autonomous Coding)

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

84.2%vs82.4%
GPQA Diamond (Doctorate-Level Science & Math)

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

82%vs80.9%
MMLU-Pro (Multi-task Language Understanding)

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

91.2%vs89.9%
LMSYS Chatbot Arena Elo

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

1520ptsvs1520pts
Humanity's Last Exam (Frontier Expert Knowledge)

Extremely difficult, closed-ended questions spanning the frontier of human expert knowledge.

N/Avs18.2%
Terminal-Bench (Agentic Coding & Terminal Use)

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

63.5%vs63.8%
SciCode (Scientific Computing)

Research-grade coding problems drawn from real scientific and numerical workloads.

N/Avs54.9%
LiveCodeBench (Competitive Coding)

Contamination-free competitive programming problems collected continuously over time.

N/Avs79.8%
AIME (Advanced Math Competition)

American Invitational Mathematics Examination — multi-step Olympiad-level reasoning.

N/Avs93.6%
Long-Context Reasoning

Accuracy when reasoning over very large inputs that fill the model context window.

N/Avs91.2%
Generation Speed (Throughput)

Tokens emitted per second during active generation streaming.

60 tok/s vs100 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
Claude Mythos 5.11.60s
GPT-6 Astra0.95s
Est. End-to-End Response (500 tokens)TTFT + generation time
Claude Mythos 5.19.93s
GPT-6 Astra5.95s

Simulador Interativo de Custo de Tokens

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

100K / day
10K500K1M
30K / day
5K150K300K
50% cached
0% (Cold)50%90% (Warm)
Claude Mythos 5.1 Monthly API Bill
$92.25 / month
$15/1M in · $75/1M out
GPT-6 Astra Monthly API Bill
$61.50 / month
$10/1M in · $50/1M out
GPT-6 Astra saves approximately $30.75 / month (33%) under this workload.1.5x Savings

Claude Mythos 5.1 · Strengths & Key Advantages

  • Janela de contexto de 1M com limite máximo de saída de 128K tokens (SWE-bench Verified 84.2% · GPQA Diamond 82%)
  • Taxa de transferência rápida de 60 tokens/segundo com latência inicial (TTFT) de 1600 ms
  • Economia de API competitiva ($15/$75 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

GPT-6 Astra · Strengths & Key Advantages

  • Janela de contexto de 272K com limite máximo de saída de 128K tokens (SWE-bench Verified 82.4% · GPQA Diamond 80.9%)
  • Taxa de transferência rápida de 100 tokens/segundo com latência inicial (TTFT) de 950 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.

MetricClaude Mythos 5.1GPT-6 Astra
Cost per Task
Estimated USD to finish one task
$16.46$2.15
Output Tokens / Task
Tokens generated per task
72K58K
Reasoning Tokens / Task
Thinking tokens burned per task
37K32K

Especificações Técnicas

Architecture, release timeline, capabilities, and modalities.

FeatureClaude Mythos 5.1GPT-6 Astra
Official API Model ID (SDK)claude-mythos-5-1-20260901gpt-6-astra
API ProtocolAnthropic Messages API + AWS Bedrock + Vertex AIOpenAI Responses API & Chat Completions v1
Release Date2026-092026-09
Knowledge CutoffJune 2026June 2026
ArchitectureRestricted Frontier Autonomous Cognitive SystemOmni-Adaptive Autoregressive with Dynamic CoT
ParametersConfidentialConfidential
Enterprise Rate Limits (RPM / TPM)4,000 – 10,000 RPM (Tier 4 + Priority Tier) · 4,000,000 – 10,000,000 TPM10,000 – 30,000 RPM (Tier 5 Enterprise) · 800,000 – 2,000,000 TPM
Long-Context Tier (>128K/200K)Standard rate up to 200K tokens; 2x input/output tier above 200K tokensFlat rate ($10/1M in) across full 272K window
Prompt Cache Policy & TTL$1.5/1M cached read (90% off); 5-min default & 1-hour extended TTLAutomatic prefix caching at $1/1M (no extra cache-write fee)
Computer Use / GUI AgentSupported (Screen coordinate grounding, browser & desktop GUI action loops)Supported (Screen coordinate grounding, browser & desktop GUI action loops)
MCP & Parallel Tool CallingNative MCP Client/Server ready · Parallel function calling · 100% Strict JSON SchemaNative MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema
Web Search Grounding & SandboxNative Web Search Citations + Code Execution Tool + MCP ConnectorsNative Web Search tool + Hosted Code Interpreter & File Search RAG
Official Fine-Tuning SupportCustom Model Tuning via Amazon Bedrock & Prompt DistillationSupervised Fine-Tuning (SFT), Direct Preference (DPO) & Reinforcement Fine-Tuning (RFT)
Multimodal Token BillingText BPE (~4 chars/token) · Vision (~258–765 tokens per image tile)Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) · Audio (~25–32 tokens/sec)
Quantization & Min GPU VRAMCloud-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 ClassificationAnthropic RSP ASL-2 / ASL-3 Constitutional Safety EvaluatedOpenAI Preparedness Framework Audited & System Card Published
Enterprise Compliance (ZDR/HIPAA/SOC2)SOC2 Type II · GDPR · Zero Data Retention (ZDR) & HIPAA BAA Available on Enterprise TierSOC2 Type II · GDPR · Zero Data Retention (ZDR) & HIPAA BAA Available on Enterprise Tier
Input Modalitiestext, visiontext, vision, audio
Output Modalitiestexttext, audio

Claude Mythos 5.1 vs GPT-6 Astra: Respostas Rápidas (FAQ)

Which is more intelligent, Claude Mythos 5.1 or GPT-6 Astra?

GPT-6 Astra is more intelligent. It scores 96 compared with 88 on the composite Intelligence Index.

Which model is faster?

GPT-6 Astra is faster, generating 100 tokens per second compared with 60 tokens per second.

Which model is cheaper to run?

GPT-6 Astra is cheaper at $7.70 per 1M tokens blended, compared with $11.55 (7:2:1 cache:input:output ratio).

Which model has lower latency?

GPT-6 Astra has lower latency, with a time to first token of 0.95s compared with 1.60s.

Which model has a larger context window?

Claude Mythos 5.1 has a larger context window, supporting 1M tokens compared with 272K tokens.

Veredito

Tanto Claude Mythos 5.1 (Indicado para raciocínio corporativo de fronteira, programação avançada e cargas de produção, arquiteturas RAG corporativas e integração escalável via API.) quanto GPT-6 Astra (Indicado para síntese de voz natural, transcrição de áudio e interação falada em tempo real, arquiteturas RAG corporativas e integração escalável via API.) entregam excelente desempenho: GPT-6 Astra lidera em inteligência geral e programação, GPT-6 Astra oferece geração mais rápida e GPT-6 Astra apresenta o melhor custo-benefício em produção.

Perguntas Frequentes (FAQ)

Qual é melhor para programação e raciocínio, Claude Mythos 5.1 ou GPT-6 Astra?+

Nas avaliações de inteligência e código, GPT-6 Astra leva vantagem. Confira os gráficos SWE-bench e GPQA acima para detalhes.

Qual modelo tem a API mais barata, Claude Mythos 5.1 ou GPT-6 Astra?+

O Claude Mythos 5.1 custa $15.00 / $75.00 por 1M de tokens (entrada/saída) e o GPT-6 Astra custa $10.00 / $50.00. No custo combinado, GPT-6 Astra é mais econômico.

Qual modelo possui maior janela de contexto e velocidade?+

O Claude Mythos 5.1 suporta 1M tokens de contexto contra 272K tokens do GPT-6 Astra, enquanto GPT-6 Astra 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.

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.

Fontes oficiais: Documentação oficial de API da Anthropic e OpenAI e benchmarks independentes (2026).