A. OpenAI
B. Google
C. Anthropic
D. Meta

Explanation:

• Anthropic launched Claude Haiku 5.5 on October 7, 2026.
• It became the third model in the company’s Claude 5.5 family launched within a month.

Related Q&A:

Q: What is Claude?
A: An AI assistant and family of AI models developed by Anthropic.

Q: Which company developed Claude Haiku 5.5?
A: Anthropic.

Q: When was Claude Haiku 5.5 launched?
A: October 7, 2026.

Q: What is Anthropic known for?
A: Developing AI models with a strong focus on safety and reliability.

Q: What is an AI model?
A: A computer system trained to perform tasks such as understanding or generating text, code, images or other information.