GPT-5.5 (batch)

OPENAI Developer Architecture Profile

Intelligence (ELO)1501Chatbot Arena Verified

Max Context1,050,000Tokens

API Cost / 1M$17.50Blended Prompt + Completion

Model Capabilities

Coding & Logic
Fictional

GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...

Granular Pricing Matrix

Input Tokens (Prompt)$2.50 / 1M

Output Tokens (Completion)$15.00 / 1M

Pricing data via OpenRouter. Sync: 8/6/2026

Evaluate Competitors

VS Engine MatchupGPT-5.5 (batch) vs MoonshotAI Kimi Latest VS Engine MatchupGPT-5.5 (batch) vs OpenAI: GPT-5.4 (batch)VS Engine MatchupGPT-5.5 (batch) vs Google: Gemini 3.5 Flash Lite VS Engine MatchupGPT-5.5 (batch) vs OpenAI: GPT-5.6 Luna Pro (batch)VS Engine MatchupGPT-5.5 (batch) vs OpenAI: GPT-5.6 Luna (batch)VS Engine MatchupGPT-5.5 (batch) vs Anthropic: Claude Fable 5