Gemini 1.5 Flash vs GPT-6 Astra
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (4)
Compare Gemini 1.5 Flash by Google against GPT-6 Astra by OpenAI across real-world coding, reasoning, token economics, and latency.
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Gemini 1.5 Flash
高性能 AI モデルGoogle が提供する Gemini 1.5 Flash は、最大 1.0M トークンのコンテキストウィンドウを備え、入力 $0.075/100万トークン・出力 $0.3/100万トークンで利用可能な、コーディング・推論・業務自動化向け AI モデルです。
$0.07 / 1M
$0.30 / 1M
1.05M tokens
20%
GPT-6 Astra
高度な推論モデルOpenAI が提供する GPT-6 Astra は、最大 1M トークンのコンテキストウィンドウを備え、入力 $10.0/100万トークン・出力 $50.0/100万トークンで利用可能な、コーディング・推論・業務自動化向け AI モデルです。
$10.00 / 1M
$50.00 / 1M
272K tokens
82.4%
ひと目でわかる主な違い
- Gemini 1.5 Flash is 149.8x cheaper for API usage (input + output tokens combined).
- Gemini 1.5 Flash has a larger context window (1M vs 272K tokens).
- Gemini 1.5 Flash is faster at 180 tok/s vs 100 tok/s.
- GPT-6 Astra leads on SWE-bench coding (82.4% vs 20.0%).
| Feature | Gemini 1.5 Flash | GPT-6 Astra |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 38 | 96 |
Provider | OpenAI | |
Input Price Cost per million input tokens | $0.07 / 1M | $10.00 / 1M |
Output Price Cost per million output tokens | $0.30 / 1M | $50.00 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $0.06 / 1M | $7.70 / 1M |
Context Window Maximum input + output tokens | 1.05M tokens~1,573 A4 pages of text | 272K tokens~408 A4 pages of text |
Max Output Tokens Per single request | 8K | 128K |
Throughput Speed Tokens generated per second | 180 tok/s | 100 tok/s |
SWE-bench Verified Real-world software engineering | 20% | 82.4% |
GPQA Diamond Graduate-level reasoning | 42.1% | 80.9% |
Cached Input Price Prompt caching discount per 1M tokens | $0.02 / 1M | $1.00 / 1M |
分野別勝者スコアカード
At-a-glance decision framework検証済みベンチマークスコア比較
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.
Extremely difficult, closed-ended questions spanning the frontier of human expert knowledge.
Autonomous multi-step tasks executed inside a real command-line terminal environment.
Research-grade coding problems drawn from real scientific and numerical workloads.
Contamination-free competitive programming problems collected continuously over time.
American Invitational Mathematics Examination — multi-step Olympiad-level reasoning.
Accuracy when reasoning over very large inputs that fill the model context window.
Tokens emitted per second during active generation streaming.
レイテンシ＆応答時間
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
リアルタイムAPIトークン料金シミュレーター
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Gemini 1.5 Flash · Strengths & Key Advantages
- Google の高度な Distilled Sparse MoE Multimodal アーキテクチャと 1.0M トークンのコンテキスト処理能力
- 優れたコストパフォーマンス（入力 $0.075/1M、出力 $0.3/1M）と安定した応答速度
- プログラミング、論理的推論、多言語タスクにおいて高いベンチマーク精度を実現
Considerations & Trade-offs
- 大規模な長文コンテキスト処理時はトークン消費量の最適化が必要
- 専門領域のタスクでは適切なプロンプト設計や RAG の併用が推奨される
GPT-6 Astra · Strengths & Key Advantages
- OpenAI の高度な Omni-Adaptive Autoregressive with Dynamic CoT アーキテクチャと 1M トークンのコンテキスト処理能力
- 優れたコストパフォーマンス（入力 $10.0/1M、出力 $50.0/1M）と安定した応答速度
- プログラミング、論理的推論、多言語タスクにおいて高いベンチマーク精度を実現
Considerations & Trade-offs
- 大規模な長文コンテキスト処理時はトークン消費量の最適化が必要
- 専門領域のタスクでは適切なプロンプト設計や RAG の併用が推奨される
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Gemini 1.5 Flash | GPT-6 Astra |
|---|---|---|
Cost per Task Estimated USD to finish one task | $0.20 | $2.15 |
Output Tokens / Task Tokens generated per task | 24K | 58K |
Reasoning Tokens / Task Thinking tokens burned per task | 0K | 32K |
技術仕様・スペック
Architecture, release timeline, capabilities, and modalities.
| Feature | Gemini 1.5 Flash | GPT-6 Astra |
|---|---|---|
| Official API Model ID (SDK) | models/gemini-1-5-flash | gpt-6-astra |
| API Protocol | Google Gemini API (generateContent) + OpenAI-Compatible SDK | OpenAI Responses API & Chat Completions v1 |
| Release Date | 2024-05 | 2026-09 |
| Knowledge Cutoff | May 2024 | June 2026 |
| Architecture | Distilled Sparse MoE Multimodal | Omni-Adaptive Autoregressive with Dynamic CoT |
| Parameters | Confidential | Confidential |
| Enterprise Rate Limits (RPM / TPM) | 10,000 – 30,000 RPM (Tier 5 Enterprise) · 4,000,000 – 10,000,000 TPM | 10,000 – 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 tokens | Flat rate ($10/1M in) across full 272K window |
| Prompt Cache Policy & TTL | Implicit + Explicit Context Caching at $0.01875/1M with configurable TTL | Automatic prefix caching at $1/1M (no extra cache-write fee) |
| 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 | Built-in Google Search Grounding + Managed Python Code Execution Sandbox | Native Web Search tool + Hosted Code Interpreter & File Search RAG |
| Official Fine-Tuning Support | Vertex AI Supervised Adapter Tuning & Context Distillation | Supervised Fine-Tuning (SFT), Direct Preference (DPO) & Reinforcement Fine-Tuning (RFT) |
| Multimodal Token Billing | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) · Audio (~25–32 tokens/sec) · Video (~258–300 tokens/sec) | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) · Audio (~25–32 tokens/sec) |
| 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 | Google DeepMind Frontier Safety Framework Verified | OpenAI Preparedness Framework Audited & System Card Published |
| 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, video | text, vision, audio |
| Output Modalities | text | text, audio |
Gemini 1.5 Flash vs GPT-6 Astra: よくある質問 (FAQ)
Which is more intelligent, Gemini 1.5 Flash or GPT-6 Astra?
GPT-6 Astra is more intelligent. It scores 96 compared with 38 on the composite Intelligence Index.
Which model is faster?
Gemini 1.5 Flash is faster, generating 180 tokens per second compared with 100 tokens per second.
Which model is cheaper to run?
Gemini 1.5 Flash is cheaper at $0.06 per 1M tokens blended, compared with $7.70 (7:2:1 cache:input:output ratio).
Which model has lower latency?
Gemini 1.5 Flash has lower latency, with a time to first token of 0.32s compared with 0.95s.
Which model has a larger context window?
Gemini 1.5 Flash has a larger context window, supporting 1.05M tokens compared with 272K tokens.
総合評価
Choose Gemini 1.5 Flash for エンタープライズ自動化、ソフトウェア開発、ai エージェント構築、google エコシステムの統合, or choose GPT-6 Astra for エンタープライズ自動化、ソフトウェア開発、ai エージェント構築、openai エコシステムの統合.
よくある質問 (FAQ)
Which is cheaper: Gemini 1.5 Flash or GPT-6 Astra?+
Gemini 1.5 Flash costs $0.075/1M input and $0.3/1M output tokens, while GPT-6 Astra costs $10/1M input and $50/1M output tokens.
Which model has a larger context window: Gemini 1.5 Flash or GPT-6 Astra?+
Gemini 1.5 Flash supports 1.0M tokens whereas GPT-6 Astra supports 272K tokens.
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.
公的ソース: Google & OpenAI Official Documentation