Claude Haiku 4.5 vs GPT-5.6 Luna

Comparing two large language models (llm) models: features, pricing, pros and cons.

	Claude Haiku 4.5	GPT-5.6 Luna
Provider	Anthropic	OpenAI
Pricing	$15–100/mo	$20–120/mo
Quality	8.2/10	8.4/10
Speed	9.4/10	9.5/10
Ease of use	8.5/10	8.5/10
Value	8/10	8/10
Context	200K	256K
Tasks	Text Generation, Chatbots, Coding, Data Analysis, Translation, RAG / Search	Text Generation, Chatbots, Coding, Data Analysis, Translation, RAG / Search
Pros	+ Cheap + Fast + Good for volume	+ High speed + Low cost + Good for high-volume tasks
Cons	− Weaker on hard reasoning	− Weaker than flagships on hard reasoning

Claude Haiku 4.5

Fast budget Claude for simple and high-volume tasks.

Fastest and cheapest GPT-5.6 tier for light tasks and high throughput.