AI news story

OpenAI unveils GPT-5.5, claims a "new class of intelligence" at double the API price

OpenAI has announced GPT-5.5, an agentic model designed to work through complex tasks autonomously by switching between mult…

  • LLMs
  • Source: The Decoder
  • Published: 2026-04-25

Editor's take

OpenAI has introduced GPT-5.5, an agentic large language model capable of autonomously executing multi-step tasks by leveraging a suite of integrated tools.

This development signifies a significant step towards more capable AI assistants, potentially impacting workflows across industries by automating complex problem-solving. The move, coupled with a doubling of API pricing, suggests a premium placed on advanced reasoning and autonomous execution, positioning GPT-5.5 as a distinct offering from previous iterations like GPT-4 Turbo.

Future developments to monitor include the actual performance benchmarks of GPT-5.5 in real-world, complex scenarios, and how competitors like Anthropic with its Claude 3 Opus or Google's Gemini Ultra respond to this new benchmark for agentic capabilities and pricing. The extent to which users adopt this higher-priced, more autonomous model will reveal the market's appetite for advanced AI agents.