Head-to-Head Model Comparison

GPT-5.5 Instant vs GPT-5.5 Pro

Benchmarks, API Token Pricing, Context Window & Speed Comparison

GetInfoUs araştırma ekibi tarafından incelendiSon inceleme: October 2026Yayın ilkeleri

Paylaş

İstediğiniz Modelleri Seçin ve Karşılaştırın

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

GPT-5.5 InstantProfile

GPT-5.5 ProProfile

Multi-Model Arena Stack:

5-Model Matrix Workbench

Popular Matchups:

OpenAI

GPT-5.5 Instant

Hafif ve Ekonomik Model

OpenAI tarafından geliştirilen GPT-5.5 Instant; token başına maksimum maliyet verimliliği ve hızlı üretim çıkarımı için tasarlanmış olup 400K bağlam penceresi, 168 token/sn hız, 65/100 zeka indeksi ve 1M token başına $0.75/$6 fiyatlandırma

Intelligence Index65 / 100

Input Token:

$0.75 / 1M

Output Token:

$6.00 / 1M

Context Window:

400K tokens

SWE-bench Verified:

74.5%

OpenAI

GPT-5.5 Pro

Amiral Gemisi Öncü Model

OpenAI tarafından geliştirilen GPT-5.5 Pro; öncü kurumsal akıl yürütme, yazılım geliştirme ve üretim ölçekli AI iş akışları için tasarlanmış olup 1.1M bağlam penceresi, 42 token/sn hız, 87/100 zeka indeksi ve 1M token başına $50/$300 fiyatl

Intelligence Index87 / 100

Input Token:

$50.00 / 1M

Output Token:

$300.00 / 1M

Context Window:

1.05M tokens

SWE-bench Verified:

82.6%

Bir Bakışta Temel Farklar

GPT-5.5 Instant is 53.1x cheaper for API usage (input + output tokens combined).
GPT-5.5 Pro has a larger context window (1M vs 400K tokens).
GPT-5.5 Instant is faster at 168 tok/s vs 42 tok/s.
GPT-5.5 Pro leads on SWE-bench coding (82.6% vs 74.5%).

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

Feature	GPT-5.5 Instant	GPT-5.5 Pro
Intelligence Index Composite reasoning & knowledge score (0-100)	65	87
Provider	OpenAI	OpenAI
Input Price Cost per million input tokens	$0.75 / 1M	$50.00 / 1M
Output Price Cost per million output tokens	$6.00 / 1M	$300.00 / 1M
Blended Price Weighted 7:2:1 cache:input:output per 1M	$0.80 / 1M	$43.50 / 1M
Context Window Maximum input + output tokens	400K tokens~600 A4 pages of text	1.05M tokens~1,575 A4 pages of text
Max Output Tokens Per single request	128K	128K
Throughput Speed Tokens generated per second	168 tok/s	42 tok/s
SWE-bench Verified Real-world software engineering	74.5%	82.6%
GPQA Diamond Graduate-level reasoning	75%	81.2%
Cached Input Price Prompt caching discount per 1M tokens	$0.07 / 1M	$5.00 / 1M

Hangi Alanda Kim Kazanıyor?

At-a-glance decision framework

Coding

GPT-5.5 Pro

+8.1% SWE-bench lead

Cost

GPT-5.5 Instant

53.1x cheaper monthly runtime

Speed

GPT-5.5 Instant

+300% faster generation

Context

GPT-5.5 Pro

1.05M tokens window

Doğrulanmış Benchmark Puanları

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

GPT-5.5 InstantGPT-5.5 Pro

SWE-bench Verified (Autonomous Coding)

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

74.5%vs82.6%

GPQA Diamond (Doctorate-Level Science & Math)

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

75%vs81.2%

MMLU-Pro (Multi-task Language Understanding)

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

87.2%vs90.2%

LMSYS Chatbot Arena Elo

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

1396ptsvs1478pts

Humanity's Last Exam (Frontier Expert Knowledge)

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

13.6%vs16.9%

Terminal-Bench (Agentic Coding & Terminal Use)

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

49%vs59.5%

SciCode (Scientific Computing)

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

45.5%vs53.5%

LiveCodeBench (Competitive Coding)

Contamination-free competitive programming problems collected continuously over time.

73.5%vs79.6%

AIME (Advanced Math Competition)

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

92.4%vs95.4%

Long-Context Reasoning

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

81.5%vs88.4%

Generation Speed (Throughput)

Tokens emitted per second during active generation streaming.

168 tok/s vs42 tok/s

Gecikme Süresi ve Yanıt Hızı

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-5.5 Instant0.78s

GPT-5.5 Pro4.80s

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

GPT-5.5 Instant3.76s

GPT-5.5 Pro16.70s

Gerçek Zamanlı Token Maliyet Simülatörü

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-5.5 Instant Monthly API Bill

$6.64 / month

$0.75/1M in · $6/1M out

GPT-5.5 Pro Monthly API Bill

$352.50 / month

$50/1M in · $300/1M out

GPT-5.5 Instant saves approximately $345.86 / month (98%) under this workload.53.1x Savings

GPT-5.5 Instant · Strengths & Key Advantages

400K bağlam penceresi ve yanıt başına maksimum 128K çıktı tokenı kapasitesi (SWE-bench Verified 74.5% · GPQA Diamond 75%)
Sadece 780 ms ilk token gecikmesi (TTFT) ile saniyede 168 token yüksek üretim hızı
İstem önbellekleme (Prompt Caching), araç çağırma ve yapılandırılmış JSON çıktısını destekleyen rekabetçi API ekonomisi (1M token başına $0.75/$6 fiyatlandırma)

Considerations & Trade-offs

Kapalı ağırlıklı bulut modelidir; çevrimdışı yerel sunuculara indirilerek çalıştırılamaz
Çok karmaşık akademik ve bilimsel çıkarımlarda üst düzey ağır akıl yürütme modelleri daha derin sonuçlar verebilir

GPT-5.5 Pro · Strengths & Key Advantages

1.1M bağlam penceresi ve yanıt başına maksimum 128K çıktı tokenı kapasitesi (SWE-bench Verified 82.6% · GPQA Diamond 81.2%)
Sadece 4800 ms ilk token gecikmesi (TTFT) ile saniyede 42 token yüksek üretim hızı
İstem önbellekleme (Prompt Caching), araç çağırma ve yapılandırılmış JSON çıktısını destekleyen rekabetçi API ekonomisi (1M token başına $50/$300 fiyatlandırma)

Considerations & Trade-offs

Kapalı ağırlıklı bulut modelidir; çevrimdışı yerel sunuculara indirilerek çalıştırılamaz
Yüksek hacimli üretim trafiğinde maliyetleri optimize etmek için Prompt Caching ve Batch API kullanımı önerilir

Token Use & Task Economics

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

Metric	GPT-5.5 Instant	GPT-5.5 Pro
Cost per Task Estimated USD to finish one task	$0.95	$66.50
Output Tokens / Task Tokens generated per task	52K	78K
Reasoning Tokens / Task Thinking tokens burned per task	26K	52K

Teknik Özellikler

Architecture, release timeline, capabilities, and modalities.

Feature	GPT-5.5 Instant	GPT-5.5 Pro
Official API Model ID (SDK)	gpt-5-5-instant	gpt-5-5-pro
API Protocol	OpenAI Responses API & Chat Completions v1	OpenAI Responses API & Chat Completions v1
Release Date	2026-05	2026-04
Knowledge Cutoff	December 2025	December 2025
Architecture	Low-latency compact reasoning model	Maximum-accuracy unified reasoning model
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) · 4,000,000 – 10,000,000 TPM
Long-Context Tier (>128K/200K)	Flat rate ($0.75/1M in) across full 400K window	Flat rate ($50/1M in) across full 1050K window
Prompt Cache Policy & TTL	Automatic prefix caching at $0.075/1M (no extra cache-write fee)	Automatic prefix caching at $5/1M (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-5.5 Instant vs GPT-5.5 Pro: Hızlı Yanıtlar (SSS)

Which is more intelligent, GPT-5.5 Instant or GPT-5.5 Pro?

GPT-5.5 Pro is more intelligent. It scores 87 compared with 65 on the composite Intelligence Index.

Which model is faster?

GPT-5.5 Instant is faster, generating 168 tokens per second compared with 42 tokens per second.

Which model is cheaper to run?

GPT-5.5 Instant is cheaper at $0.80 per 1M tokens blended, compared with $43.50 (7:2:1 cache:input:output ratio).

Which model has lower latency?

GPT-5.5 Instant has lower latency, with a time to first token of 0.78s compared with 4.80s.

Which model has a larger context window?

GPT-5.5 Pro has a larger context window, supporting 1.05M tokens compared with 400K tokens.

Sonuç

Hem GPT-5.5 Instant (token başına maksimum maliyet verimliliği ve hızlı üretim çıkarımı, kurumsal RAG mimarileri ve ölçeklenebilir üretim API entegrasyonları için idealdir.) hem de GPT-5.5 Pro (öncü kurumsal akıl yürütme, yazılım geliştirme ve üretim ölçekli AI iş akışları, kurumsal RAG mimarileri ve ölçeklenebilir üretim API entegrasyonları için idealdir.) güçlü üretim seçenekleridir: GPT-5.5 Pro karmaşık akıl yürütme ve kodlama testlerinde öne çıkarken, GPT-5.5 Instant daha yüksek üretim hızı sağlar; GPT-5.5 Instant ise yüksek hacimli API kullanımlarında daha ekonomiktir.

Sıkça Sorulan Sorular (SSS)

Kodlama ve akıl yürütme için GPT-5.5 Instant mi yoksa GPT-5.5 Pro mi daha iyi?+

Bileşik zeka endeksi ve yazılım testlerinde GPT-5.5 Pro önde yer alıyor. Detaylı karşılaştırma için yukarıdaki SWE-bench ve GPQA tablolarına göz atabilirsiniz.

GPT-5.5 Instant ve GPT-5.5 Pro API fiyatları nasıl karşılaştırılır?+

GPT-5.5 Instant 1M giriş/çıkış tokeni başına $0.75 / $6.00 ücretlendirilirken, GPT-5.5 Pro $50.00 / $300.00 seviyesindedir. Karma maliyette GPT-5.5 Instant daha avantajlıdır.

Hangi modelin bağlam penceresi daha geniş ve hızı daha yüksek?+

GPT-5.5 Instant 400K token bağlam penceresi sunarken GPT-5.5 Pro 1.05M token kapasiteye sahiptir. Saniyedeki token üretim hızında ise GPT-5.5 Instant öndedir.

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-5.5 Instant vs GPT-5.5 Pro

İstediğiniz Modelleri Seçin ve Karşılaştırın

GPT-5.5 Instant

GPT-5.5 Pro

Hangi Alanda Kim Kazanıyor?

Doğrulanmış Benchmark Puanları

Gecikme Süresi ve Yanıt Hızı

Gerçek Zamanlı Token Maliyet Simülatörü

GPT-5.5 Instant · Strengths & Key Advantages

Considerations & Trade-offs

GPT-5.5 Pro · Strengths & Key Advantages

Considerations & Trade-offs

Token Use & Task Economics

Teknik Özellikler

GPT-5.5 Instant vs GPT-5.5 Pro: Hızlı Yanıtlar (SSS)

Sonuç

Sıkça Sorulan Sorular (SSS)

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