Gemini 2.5 Flash vs Claude Opus 5.5
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (4)
Compare Gemini 2.5 Flash by Google against Claude Opus 5.5 by Anthropic across real-world coding, reasoning, token economics, and latency.
بدّل وقارن بين أي نموذجين
Select any AI models from our verified benchmark database to generate live side-by-side matrices.
Live comparison: no in-depth editorial review has been published for this pair yet.
Gemini 2.5 Flash
نموذج استدلال عميقنموذج Gemini 2.5 Flash المقدم من Google يوفر نافذة سياق تصل إلى 1.0M رمز، بتكلفة $0.3 لكل مليون رمز إدخال و$2.5 لكل مليون رمز إخراج، ومصمم للبرمجة والاستدلال وتطبيقات الأعمال.
$0.30 / 1M
$2.50 / 1M
1.05M tokens
58.2%
Claude Opus 5.5
نموذج استدلال عميقنموذج Claude Opus 5.5 المقدم من Anthropic يوفر نافذة سياق تصل إلى 1M رمز، بتكلفة $4.0 لكل مليون رمز إدخال و$20.0 لكل مليون رمز إخراج، ومصمم للبرمجة والاستدلال وتطبيقات الأعمال.
$4.00 / 1M
$20.00 / 1M
1M tokens
84.6%
أهم الفروقات في لمحة
- Gemini 2.5 Flash is 8.7x cheaper for API usage (input + output tokens combined).
- Gemini 2.5 Flash has a larger context window (1M vs 1M tokens).
- Gemini 2.5 Flash is faster at 160 tok/s vs 78 tok/s.
- Claude Opus 5.5 leads on SWE-bench coding (84.6% vs 58.2%).
| Feature | Gemini 2.5 Flash | Claude Opus 5.5 |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 68 | 94 |
Provider | Anthropic | |
Input Price Cost per million input tokens | $0.30 / 1M | $4.00 / 1M |
Output Price Cost per million output tokens | $2.50 / 1M | $20.00 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $0.36 / 1M | $3.08 / 1M |
Context Window Maximum input + output tokens | 1.05M tokens~1,573 A4 pages of text | 1M tokens~1,500 A4 pages of text |
Max Output Tokens Per single request | 66K | 128K |
Throughput Speed Tokens generated per second | 160 tok/s | 78 tok/s |
SWE-bench Verified Real-world software engineering | 58.2% | 84.6% |
GPQA Diamond Graduate-level reasoning | 75.4% | 82.3% |
Cached Input Price Prompt caching discount per 1M tokens | $0.07 / 1M | $0.40 / 1M |
من يتفوق في كل مجال؟
At-a-glance decision frameworkنتائج الاختبارات المعيارية الموثقة
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.
زمن الاستجابة والسرعة
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
محاكي تكلفة الرموز التفاعلي
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Gemini 2.5 Flash · Strengths & Key Advantages
- بنية High-throughput sparse multimodal transformer with thinking mode متطورة من Google مع سعة سياق تبلغ 1.0M رمز
- كفاءة عالية في التكلفة ($0.3/1M إدخال و$2.5/1M إخراج) وسرعة استجابة ممتازة
- أداء قوي في اختبارات البرمجة، الاستدلال المنطقي، ودعم اللغات المتعددة
Considerations & Trade-offs
- يتطلب إدارة دقيقة لاستهلاك الرموز عند استخدام نافذة السياق الكاملة
- قد يحتاج إلى ضبط دقيق للتعليمات (Prompt Engineering) في المهام التخصصية المعقدة
Claude Opus 5.5 · Strengths & Key Advantages
- بنية Extended Autonomous Hybrid Reasoning Transformer متطورة من Anthropic مع سعة سياق تبلغ 1M رمز
- كفاءة عالية في التكلفة ($4.0/1M إدخال و$20.0/1M إخراج) وسرعة استجابة ممتازة
- أداء قوي في اختبارات البرمجة، الاستدلال المنطقي، ودعم اللغات المتعددة
Considerations & Trade-offs
- يتطلب إدارة دقيقة لاستهلاك الرموز عند استخدام نافذة السياق الكاملة
- قد يحتاج إلى ضبط دقيق للتعليمات (Prompt Engineering) في المهام التخصصية المعقدة
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Gemini 2.5 Flash | Claude Opus 5.5 |
|---|---|---|
Cost per Task Estimated USD to finish one task | $0.85 | $3.85 |
Output Tokens / Task Tokens generated per task | 32K | 68K |
Reasoning Tokens / Task Thinking tokens burned per task | 14K | 42K |
المواصفات التقنية
Architecture, release timeline, capabilities, and modalities.
| Feature | Gemini 2.5 Flash | Claude Opus 5.5 |
|---|---|---|
| Official API Model ID (SDK) | models/gemini-2-5-flash | claude-opus-5-5-20260901 |
| API Protocol | Google Gemini API (generateContent) + OpenAI-Compatible SDK | Anthropic Messages API + AWS Bedrock + Vertex AI |
| Release Date | 2025-06 | 2026-09 |
| Knowledge Cutoff | March 2025 | June 2026 |
| Architecture | High-throughput sparse multimodal transformer with thinking mode | Extended Autonomous Hybrid Reasoning Transformer |
| Parameters | Confidential | Confidential |
| Enterprise Rate Limits (RPM / TPM) | 10,000 – 30,000 RPM (Tier 5 Enterprise) · 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) | Standard rate up to 200K tokens; 2x input/output tier above 200K tokens | Standard rate up to 200K tokens; 2x input/output tier above 200K tokens |
| Prompt Cache Policy & TTL | Implicit + Explicit Context Caching at $0.075/1M with configurable TTL | $0.4/1M cached read (90% off); 5-min default & 1-hour extended TTL |
| 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 Citations + Code Execution Tool + MCP Connectors |
| Official Fine-Tuning Support | Vertex AI Supervised Adapter Tuning & Context Distillation | Custom Model Tuning via Amazon Bedrock & Prompt Distillation |
| 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) |
| 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 | 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, vision, audio, video | text, vision |
| Output Modalities | text | text |
Gemini 2.5 Flash vs Claude Opus 5.5: إجابات سريعة (FAQ)
Which is more intelligent, Gemini 2.5 Flash or Claude Opus 5.5?
Claude Opus 5.5 is more intelligent. It scores 94 compared with 68 on the composite Intelligence Index.
Which model is faster?
Gemini 2.5 Flash is faster, generating 160 tokens per second compared with 78 tokens per second.
Which model is cheaper to run?
Gemini 2.5 Flash is cheaper at $0.36 per 1M tokens blended, compared with $3.08 (7:2:1 cache:input:output ratio).
Which model has lower latency?
Gemini 2.5 Flash has lower latency, with a time to first token of 0.45s compared with 1.40s.
Which model has a larger context window?
Gemini 2.5 Flash has a larger context window, supporting 1.05M tokens compared with 1M tokens.
الحكم النهائي
Choose Gemini 2.5 Flash for أتمتة الأعمال، تطوير البرمجيات، الوكلاء الأذكياء (ai agents)، وتطبيقات google الإنتاجية, or choose Claude Opus 5.5 for أتمتة الأعمال، تطوير البرمجيات، الوكلاء الأذكياء (ai agents)، وتطبيقات anthropic الإنتاجية.
الأسئلة الشائعة (FAQ)
Which is cheaper: Gemini 2.5 Flash or Claude Opus 5.5?+
Gemini 2.5 Flash costs $0.3/1M input and $2.5/1M output tokens, while Claude Opus 5.5 costs $4/1M input and $20/1M output tokens.
Which model has a larger context window: Gemini 2.5 Flash or Claude Opus 5.5?+
Gemini 2.5 Flash supports 1.0M tokens whereas Claude Opus 5.5 supports 1M tokens.
Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.
Related reading
- Aion-3.0 vs Aion-Mini: Benchmarks, Pricing & Speed Comparisonمقارنة
- Aion-3.0 vs Gemini 3.6 Flash: Benchmarks, Pricing & Speed Comparisonمقارنة
- Aion-Mini vs Laguna XS 2.1: Benchmarks, Pricing & Speed Comparisonمقارنة
- Aya Expanse 32B vs Llama 3.2 90B Vision: Benchmarks, Pricing & Speed Comparisonمقارنة
- Aya Expanse 8B vs Command R+: Benchmarks, Pricing & Speed Comparisonمقارنة
- Aya Expanse 8B vs Qwen 2.5 7B Instruct: Benchmarks, Pricing & Speed Comparisonمقارنة
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.
المصادر الرسمية: Google & Anthropic Official Documentation