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Claude 3 Haiku vs GPT 6 Luna

At a glance

Anthropic's original fast and compact model.

52200K ctx#75/92

OpenAI's fastest, most affordable GPT-6 tier for high-volume, latency-sensitive work.

1.1M ctx$0.10/$0.50 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI· as of 2026-10-02
Capability
CapabilityECI52.4
Reasoning & Knowledge
Graduate Science36.3%Factual Recall—
Math
Math Problems14.9%Competition Math1.8%
Agentic
Novel Reasoning—
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Capability
Capability—
Reasoning & Knowledge
Graduate Science149%90.5%Factual Recall41.4%
Math
Math Problems—Competition Math5377%98.9%
Agentic
Novel Reasoning59.3%
Specs
200K
Context
4K
Max output
—
Released
1.1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Pricing not available
Live pricing, shown before you run
Input$0.10/M tokens
Output$0.50/M tokens
Cache read$0.01/M tokens
Cache write$0.13/M tokens
Web search$0.01/search
Chat with Claude 3 HaikuGo to model
Chat with GPT 6 LunaGo to model
Frequently Asked Questions: Claude 3 Haiku vs GPT 6 Luna▼

Which is better, Claude 3 Haiku or GPT 6 Luna?

▼

Both Claude 3 Haiku and GPT 6 Luna are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which has a larger context window, Claude 3 Haiku or GPT 6 Luna?

▼

GPT 6 Luna has a larger context window: Claude 3 Haiku supports 200K tokens vs GPT 6 Luna at 1.1M tokens.

Do both Claude 3 Haiku and GPT 6 Luna support vision?

▼

Yes, both Claude 3 Haiku and GPT 6 Luna support vision/image input.

What are the key differences between Claude 3 Haiku and GPT 6 Luna?

▼

Key differences: only GPT 6 Luna offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude 3 Haiku and GPT 6 Luna for free on idapt.app to see which performs better for your specific needs.

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