Head-to-Head Model Comparison

GPT-6 Astra vs Grok-4

Benchmarks, API Token Pricing, Context Window & Speed Comparison

GetInfoUs 연구팀 검토 완료최종 검토일: October 2026편집 정책

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GPT-6 AstraProfile

Grok-4Profile

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OpenAI

GPT-6 Astra

네이티브 음성 및 오디오 모델

OpenAI의 GPT-6 Astra 모델은 자연스러운 음성 합성(TTS), 실시간 오디오 처리 및 고정밀 음성 인식에 최적화된 AI 모델로, 272K 컨텍스트 윈도우, 초당 100 토큰의 생성 속도, 종합 지능 지수 96/100점(1M 토큰당 입력 $10 / 출력 $50)을 제공합니다.

Intelligence Index96 / 100

Input Token:

$10.00 / 1M

Output Token:

$50.00 / 1M

Context Window:

272K tokens

SWE-bench Verified:

82.4%

xAI

Grok-4

플래그십 프론티어 모델

xAI의 Grok-4 모델은 최첨단 엔터프라이즈 추론, 소프트웨어 개발 및 핵심 프로덕션 워크로드에 최적화된 AI 모델로, 1M 컨텍스트 윈도우, 초당 125 토큰의 생성 속도, 종합 지능 지수 92/100점(1M 토큰당 입력 $2.5 / 출력 $10)을 제공합니다.

Intelligence Index92 / 100

Input Token:

$2.50 / 1M

Output Token:

$10.00 / 1M

Context Window:

1M tokens

SWE-bench Verified:

76.5%

한눈에 보는 핵심 차이점

Grok-4 is 4.7x cheaper for API usage (input + output tokens combined).
Grok-4 has a larger context window (1M vs 272K tokens).
Grok-4 is faster at 125 tok/s vs 100 tok/s.
GPT-6 Astra leads on SWE-bench coding (82.4% vs 76.5%).

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

Feature	GPT-6 Astra	Grok-4
Intelligence Index Composite reasoning & knowledge score (0-100)	96	92
Provider	OpenAI	xAI
Input Price Cost per million input tokens	$10.00 / 1M	$2.50 / 1M
Output Price Cost per million output tokens	$50.00 / 1M	$10.00 / 1M
Blended Price Weighted 7:2:1 cache:input:output per 1M	$7.70 / 1M	$1.68 / 1M
Context Window Maximum input + output tokens	272K tokens~408 A4 pages of text	1M tokens~1,500 A4 pages of text
Max Output Tokens Per single request	128K	64K
Throughput Speed Tokens generated per second	100 tok/s	125 tok/s
SWE-bench Verified Real-world software engineering	82.4%	76.5%
GPQA Diamond Graduate-level reasoning	80.9%	77.8%
Cached Input Price Prompt caching discount per 1M tokens	$1.00 / 1M	$0.25 / 1M

부문별 우위 모델

At-a-glance decision framework

Coding

GPT-6 Astra

+5.9% SWE-bench lead

Cost

Grok-4

4.7x cheaper monthly runtime

Speed

Grok-4

+25% faster generation

Context

Grok-4

1M tokens window

검증된 벤치마크 점수 비교

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

GPT-6 AstraGrok-4

SWE-bench Verified (Autonomous Coding)

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

82.4%vs76.5%

GPQA Diamond (Doctorate-Level Science & Math)

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

80.9%vs77.8%

MMLU-Pro (Multi-task Language Understanding)

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

89.9%vs87.4%

LMSYS Chatbot Arena Elo

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

1520ptsvs1507pts

Humanity's Last Exam (Frontier Expert Knowledge)

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

18.2%vs15.6%

Terminal-Bench (Agentic Coding & Terminal Use)

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

63.8%vs54.2%

SciCode (Scientific Computing)

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

54.9%vs48.7%

LiveCodeBench (Competitive Coding)

Contamination-free competitive programming problems collected continuously over time.

79.8%vs75.3%

AIME (Advanced Math Competition)

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

93.6%vs89.2%

Long-Context Reasoning

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

91.2%vs86.5%

Generation Speed (Throughput)

Tokens emitted per second during active generation streaming.

100 tok/s vs125 tok/s

지연 시간(Latency) 및 응답 속도

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

GPT-6 Astra0.95s

Grok-40.68s

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

GPT-6 Astra5.95s

Grok-44.68s

실시간 API 토큰 비용 시뮬레이터

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)

GPT-6 Astra Monthly API Bill

$61.50 / month

$10/1M in · $50/1M out

Grok-4 Monthly API Bill

$13.13 / month

$2.5/1M in · $10/1M out

Grok-4 saves approximately $48.38 / month (79%) under this workload.4.7x Savings

GPT-6 Astra · Strengths & Key Advantages

272K 컨텍스트 윈도우 및 최대 128K 출력 토큰 생성 지원 (SWE-bench Verified 82.4% · GPQA Diamond 80.9%)
초당 100 토큰의 빠른 처리 속도와 950ms에 불과한 첫 토큰 지연 시간(TTFT)
합리적인 API 요금 체계(1M 토큰당 입력 $10 / 출력 $50)와 프롬프트 캐싱, 함수 호출 및 정형화된 JSON 출력 완벽 지원

Considerations & Trade-offs

독점 클라우드 전용 모델로 로컬 오프라인 서버에 가중치를 다운로드하여 실행할 수 없습니다
대규모 프로덕션 호출 환경에서는 비용 절감을 위해 프롬프트 캐싱과 배치 API(Batch API) 활용이 권장됩니다

Grok-4 · Strengths & Key Advantages

1M 컨텍스트 윈도우 및 최대 64K 출력 토큰 생성 지원 (SWE-bench Verified 76.5% · GPQA Diamond 77.8%)
초당 125 토큰의 빠른 처리 속도와 680ms에 불과한 첫 토큰 지연 시간(TTFT)
합리적인 API 요금 체계(1M 토큰당 입력 $2.5 / 출력 $10)와 프롬프트 캐싱, 함수 호출 및 정형화된 JSON 출력 완벽 지원

Considerations & Trade-offs

독점 클라우드 전용 모델로 로컬 오프라인 서버에 가중치를 다운로드하여 실행할 수 없습니다
대규모 프로덕션 호출 환경에서는 비용 절감을 위해 프롬프트 캐싱과 배치 API(Batch API) 활용이 권장됩니다

Token Use & Task Economics

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

Metric	GPT-6 Astra	Grok-4
Cost per Task Estimated USD to finish one task	$2.15	$1.65
Output Tokens / Task Tokens generated per task	58K	48K
Reasoning Tokens / Task Thinking tokens burned per task	32K	24K

기술 사양 (Specifications)

Architecture, release timeline, capabilities, and modalities.

Feature	GPT-6 Astra	Grok-4
Official API Model ID (SDK)	gpt-6-astra	grok-4-latest
API Protocol	OpenAI Responses API & Chat Completions v1	xAI REST API (OpenAI-Compatible)
Release Date	2026-09	2026-07
Knowledge Cutoff	June 2026	Real-time (Up to October 2026)
Architecture	Omni-Adaptive Autoregressive with Dynamic CoT	Colossus-Scale Dense Mixture-of-Experts
Parameters	Confidential	Confidential
Enterprise Rate Limits (RPM / TPM)	10,000 – 30,000 RPM (Tier 5 Enterprise) · 800,000 – 2,000,000 TPM	5,000 – 15,000 RPM (Production Tier) · 4,000,000 – 10,000,000 TPM
Long-Context Tier (>128K/200K)	Flat rate ($10/1M in) across full 272K window	Flat rate ($2.5/1M in) across full 1000K window
Prompt Cache Policy & TTL	Automatic prefix caching at $1/1M (no extra cache-write fee)	Cached input at $0.25/1M tokens
Computer Use / GUI Agent	Supported (Screen coordinate grounding, browser & desktop GUI action loops)	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	Native Web Search tool + Hosted Code Interpreter & File Search RAG	Real-time Web & X (Twitter) Search Grounding + Code Execution
Official Fine-Tuning Support	Supervised Fine-Tuning (SFT), Direct Preference (DPO) & Reinforcement Fine-Tuning (RFT)	API Prompt Engineering & RAG Distillation
Multimodal Token Billing	Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) · Audio (~25–32 tokens/sec)	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	OpenAI Preparedness Framework Audited & System Card Published	xAI 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, audio	text, vision
Output Modalities	text, audio	text

GPT-6 Astra vs Grok-4: 핵심 요약 문답 (FAQ)

Which is more intelligent, GPT-6 Astra or Grok-4?

GPT-6 Astra is more intelligent. It scores 96 compared with 92 on the composite Intelligence Index.

Which model is faster?

Grok-4 is faster, generating 125 tokens per second compared with 100 tokens per second.

Which model is cheaper to run?

Grok-4 is cheaper at $1.68 per 1M tokens blended, compared with $7.70 (7:2:1 cache:input:output ratio).

Which model has lower latency?

Grok-4 has lower latency, with a time to first token of 0.68s compared with 0.95s.

Which model has a larger context window?

Grok-4 has a larger context window, supporting 1M tokens compared with 272K tokens.

종합 평가

GPT-6 Astra(자연스러운 음성 합성(TTS), 실시간 오디오 처리 및 고정밀 음성 인식, 엔터프라이즈 RAG 지식베이스 및 대규모 프로덕션 API 연동에 최적.)와 Grok-4(최첨단 엔터프라이즈 추론, 소프트웨어 개발 및 핵심 프로덕션 워크로드, 엔터프라이즈 RAG 지식베이스 및 대규모 프로덕션 API 연동에 최적.) 모두 뛰어난 성능을 자랑합니다. 고난도 추론과 코딩 벤치마크에서는 GPT-6 Astra가 앞서며, 토큰 생성 속도에서는 Grok-4가 빠르고, 대규모 API 운영 비용 면에서는 Grok-4가 더 경제적입니다.

자주 묻는 질문 (FAQ)

코딩과 복잡한 추론에는 GPT-6 Astra와 Grok-4 중 어느 모델이 더 나은가요?+

종합 지능 지수 및 코딩 벤치마크에서는 GPT-6 Astra가 우위를 보입니다. 상단의 SWE-bench 및 GPQA 점수를 함께 확인해 보세요.

GPT-6 Astra와 Grok-4의 API 요금 차이는 얼마인가요?+

GPT-6 Astra는 100만 토큰당 입력 $10.00 / 출력 $50.00이며, Grok-4는 입력 $2.50 / 출력 $10.00입니다. 혼합 비용 기준으로는 Grok-4가 더 저렴합니다.

어느 모델이 더 큰 컨텍스트 윈도우와 빠른 속도를 제공하나요?+

컨텍스트 길이는 GPT-6 Astra가 272K 토큰, Grok-4가 1M 토큰를 지원하며, 출력 속도 면에서는 Grok-4가 더 빠릅니다.

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)

GPT-6 Astra vs Grok-4

원하는 AI 모델 선택 및 실시간 비교

GPT-6 Astra

Grok-4

부문별 우위 모델

검증된 벤치마크 점수 비교

지연 시간(Latency) 및 응답 속도

실시간 API 토큰 비용 시뮬레이터

GPT-6 Astra · Strengths & Key Advantages

Considerations & Trade-offs

Grok-4 · Strengths & Key Advantages

Considerations & Trade-offs

Token Use & Task Economics

기술 사양 (Specifications)

GPT-6 Astra vs Grok-4: 핵심 요약 문답 (FAQ)

종합 평가

자주 묻는 질문 (FAQ)

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