openai
OpenAI: GPT-5.5 (batch)
openai/gpt-5.5:batch
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.
- Context window: 1,050,000 tokens
- Input: file, image, text
- Output: text
- Pricing: $2.5/M input tokens, $15/M output tokens
RuntimeWire coverage
- OpenAI’s GPT-5.6-Cyber answers 95% of exploit requests, up from 1.5% for Sol
- OpenAI makes GPT-5.6 Luna the default for free ChatGPT users
- Pinecone makes Nexus generally available for enterprise AI agents
- Hark previews Handoff browser agent after topping Online-Mind2Web
- Hark launches Handoff to automate multi-step tasks across the web
- OpenAI rebuilt ChatGPT's voice stack so GPT-Live can listen while speaking
- Tencent says Hyra found a sharp construction for a 57-year sum-difference bound
- Fermisense says a $500 Qwen fine-tune beat frontier models on catalog review
- Alleged OpenAI codenames Zinc and Magnesium surface in Design Arena
- Wiz says Project Atlas beats frontier cyber models with an agent system
- OpenAI launches ChatGPT Health with Apple Health and medical record connections
- Hugging Face used an open model to investigate OpenAI's sandbox escape
View on OpenRouter. Model data sourced from OpenRouter.