GPT-5.2 Pro vs GPT-5.2
Benchmarks, API Token Pricing, Context Window & Speed Comparison
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GPT-5.2 Pro by OpenAI and GPT-5.2 by OpenAI represent two of the frontier AI models analyzed in our comprehensive 2026 AI benchmark and LLM comparison. In this head-to-head evaluation, we examine API token pricing, context window specifications, inference speed (tokens per second), and empirical reasoning performance. From a pure economic perspective, GPT-5.2 holds a notable pricing advantage for token ingestion. On output generation, GPT-5.2 is more economical per million generated tokens. In data-heavy architectures requiring extensive repository or document analysis, both models provide an identical memory horizon with 400K tokens. In latency-sensitive production environments, GPT-5.2 leads in tokens-per-second throughput, making it ideal for real-time conversational agents and high-concurrency workflows. Below is the complete empirical head-to-head breakdown across cost, speed, context, and capability matrices.
Cambia y Compara Cualquier Modelo
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GPT-5.2 Pro
Razonamiento profesionalun alto-precisión GPT-5.2 nivel para difficult razonamiento y revisión flujos de trabajo.
$17.50 / 1M
$140.00 / 1M
400K tokens
79.4%
GPT-5.2
Generación confiableun confiable generación para broad codificación, writing y herramienta-assisted product trabajo.
$1.75 / 1M
$14.00 / 1M
400K tokens
76.5%
Diferencias Clave de un Vistazo
- GPT-5.2 is 10.0x cheaper for API usage (input + output tokens combined).
- GPT-5.2 is faster at 128 tok/s vs 50 tok/s.
- GPT-5.2 Pro leads on SWE-bench coding (79.4% vs 76.5%).
| Característica | GPT-5.2 Pro | GPT-5.2 |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 69 | 65 |
Provider | OpenAI | OpenAI |
Input Price Cost per million input tokens | $17.50 / 1M | $1.75 / 1M |
Output Price Cost per million output tokens | $140.00 / 1M | $14.00 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $18.73 / 1M | $1.87 / 1M |
Context Window Maximum input + output tokens | 400K tokens~600 A4 pages of text | 400K tokens~600 A4 pages of text |
Max Output Tokens Per single request | 128K | 128K |
Throughput Speed Tokens generated per second | 50 tok/s | 128 tok/s |
SWE-bench Verified Real-world software engineering | 79.4% | 76.5% |
GPQA Diamond Graduate-level reasoning | 79% | 77.8% |
Cached Input Price Prompt caching discount per 1M tokens | $1.75 / 1M | $0.17 / 1M |
¿Quién gana en cada área?
At-a-glance decision frameworkPuntuaciones de Benchmarks Verificadas
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.
Latencia y Tiempo de Respuesta
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
Simulador Interactivo de Costos de Tokens
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
GPT-5.2 Pro · Strengths & Key Advantages
- más alto precisión en el GPT-5.2 family
- sólido en adversarial revisión y perimetral-case análisis
- mejor-en-family en adversarial y perimetral-case revisión
Considerations & Trade-offs
- muy expensive y slow
- Rarely justified outside alto-stakes decisions
GPT-5.2 · Strengths & Key Advantages
- Meaningful gains sobre GPT-5.1 un través de codificación y writing
- Instant, pensamiento y Pro modes bajo one modelo ID
- grande 400K contexto con sólido llamada un herramientas
- Noticeably mejor herramienta-call reliability que GPT-5.1
Considerations & Trade-offs
- precio increase sobre GPT-5.1 sin un knowledge-cutoff refresh
- pensamiento modo still costos noticeably más por tarea
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | GPT-5.2 Pro | GPT-5.2 |
|---|---|---|
Cost per Task Estimated USD to finish one task | $23.24 | $2.05 |
Output Tokens / Task Tokens generated per task | 70K | 57K |
Reasoning Tokens / Task Thinking tokens burned per task | 46K | 31K |
Especificaciones Técnicas
Architecture, release timeline, capabilities, and modalities.
| Característica | GPT-5.2 Pro | GPT-5.2 |
|---|---|---|
| Official API Model ID (SDK) | gpt-5-2-pro | gpt-5-2 |
| API Protocol | OpenAI Responses API & Chat Completions v1 | OpenAI Responses API & Chat Completions v1 |
| Release Date | 2025-12 | 2025-12 |
| Knowledge Cutoff | August 2025 | August 2025 |
| Architecture | Maximum-compute unified reasoning model | Unified reasoning model (Instant / Thinking / Pro modes) |
| Parameters | Confidential | Confidential |
| Enterprise Rate Limits (RPM / TPM) | 10,000 – 30,000 RPM (Tier 5 Enterprise) · 800,000 – 2,000,000 TPM | 10,000 – 30,000 RPM (Tier 5 Enterprise) · 800,000 – 2,000,000 TPM |
| Long-Context Tier (>128K/200K) | Flat rate ($17.5/1M in) across full 400K window | Flat rate ($1.75/1M in) across full 400K window |
| Prompt Cache Policy & TTL | Automatic prefix caching at $1.75/1M (no extra cache-write fee) | Automatic prefix caching at $0.175/1M (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 | Native Web Search tool + Hosted Code Interpreter & File Search RAG | Native Web Search tool + Hosted Code Interpreter & File Search RAG |
| Official Fine-Tuning Support | Supervised Fine-Tuning (SFT), Direct Preference (DPO) & Reinforcement Fine-Tuning (RFT) | 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) | 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 | 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 | text, vision |
| Output Modalities | text | text |
GPT-5.2 Pro vs GPT-5.2: Respuestas Rápidas (FAQ)
Which is more intelligent, GPT-5.2 Pro or GPT-5.2?
GPT-5.2 Pro is more intelligent. It scores 69 compared with 65 on the composite Intelligence Index.
Which model is faster?
GPT-5.2 is faster, generating 128 tokens per second compared with 50 tokens per second.
Which model is cheaper to run?
GPT-5.2 is cheaper at $1.87 per 1M tokens blended, compared with $18.73 (7:2:1 cache:input:output ratio).
Which model has lower latency?
GPT-5.2 has lower latency, with a time to first token of 1.12s compared with 4.40s.
Veredicto
Verdict & Model Selection Recommendation: Choose GPT-5.2 Pro if your priority is Critical analysis, security review and high-value decisions. Its performance in demanding tasks justifies its operational token cost. Choose GPT-5.2 if your workflow prioritizes Production APIs needing dependable frontier quality. For large-scale batch processing or customer-facing conversational interfaces, its balance of speed and economics delivers superior ROI.
Preguntas frecuentes
How does GPT-5.2 Pro compare to GPT-5.2 in API token pricing and cost per token?+
GPT-5.2 Pro costs $17.50 per 1M input tokens and $140.00 per 1M output tokens, whereas GPT-5.2 costs $1.75 input and $14.00 output. Overall, GPT-5.2 is the more cost-effective model for high-volume API pipelines. Both models support prompt caching discounts of up to 90% for repeated prompt prefixes.
Which model has a larger context window: GPT-5.2 Pro or GPT-5.2?+
Both GPT-5.2 Pro and GPT-5.2 offer an identical context window of 400K tokens (~300k words). Both architectures provide equal capacity for large document ingestion, multi-file codebases, and extended multi-turn conversation histories.
Which AI model is better for software engineering and coding: GPT-5.2 Pro or GPT-5.2?+
GPT-5.2 Pro scores 79.4% on SWE-bench Verified while GPT-5.2 scores 76.5%. For autonomous software engineering and multi-file debugging, GPT-5.2 Pro holds the verified benchmark lead.
What is the difference in reasoning capability and extended thinking between GPT-5.2 Pro and GPT-5.2?+
GPT-5.2 Pro features native chain-of-thought extended thinking mode with configurable reasoning effort. In contrast, GPT-5.2 provides chain-of-thought reasoning depth for complex math and science.
How does inference speed (tokens per second) compare between GPT-5.2 Pro and GPT-5.2?+
GPT-5.2 Pro generates approximately 50 tokens per second, while GPT-5.2 delivers 128 tokens per second. In latency-sensitive production environments, GPT-5.2 provides faster time-to-first-token (TTFT) and higher streaming response velocity.
Can you implement a tiered LLM routing setup combining GPT-5.2 Pro and GPT-5.2 to optimize costs?+
Yes! High-efficiency architectures route high-frequency routine classification and conversational tasks to GPT-5.2 to save operational costs, and dynamically escalate complex architectural queries or reasoning tasks to GPT-5.2 Pro. This tiered routing pattern cuts overall API bills by up to 70%.
Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.
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Las puntuaciones de benchmarks, precios por token y límites de tasa evolucionan rápidamente. Verifique siempre las especificaciones actuales en la documentación oficial del proveedor.
Fuentes: GetInfoUs Independent AI Benchmarks & Official API Specs