Claude 3.5 Haiku
Anthropic · 2024-10
Anthropic's fastest and most cost-effective model with strong performance and 200K context.
Quick Facts
Parameters
Undisclosed (lightweight)
Context Window
200K tokens
Modalities
text, image
Open Source
No
Pricing
From $0.80/1M input tokens (API)
Released
2024-10
Developer
Anthropic
About
Claude 3.5 Haiku is Anthropic's fastest and most affordable model, offering the best price-to-performance ratio in the Claude family. Despite its compact size, it features a full 200K token context window and maintains strong performance on reasoning, coding, analysis, and creative tasks. Haiku is ideal for high-volume applications, real-time chat, content classification, and any scenario requiring fast, cost-effective AI inference. It matches or exceeds the capabilities of much larger models on many standard benchmarks while delivering responses with minimal latency.
Strengths
- +Fastest inference speed in Claude family
- +Best price-to-performance ratio
- +Full 200K context window despite compact size
- +Excellent for high-volume classification and extraction
Weaknesses
- −Less capable on complex reasoning than Sonnet/Opus
- −Lower creative writing quality
- −Not suitable for deep analytical tasks
Best For
High-volume API applications with cost sensitivity
Real-time chat and customer service
Content classification and moderation
Simple extraction and summarization tasks
Pricing
Free (Claude.ai)
$0
- Claude 3.5 Haiku access
- Limited daily messages
API
$0.80/1M input tokens
- Pay-as-you-go
- 200K context
- Vision support
- Fastest speed
Technical Specs
Parameters
Undisclosed (lightweight)
Context Window
200K tokens
Modalities
text, image
Languages
Open Source
No
Developer
Anthropic
Released: 2024-10
Related Models
GPT-4o
OpenAI
OpenAI's flagship multimodal model combining text, vision, and audio in one unified interface.
GPT-5
OpenAI
OpenAI's latest flagship model with enhanced reasoning, larger context, and improved multimodality.
Claude 3.5 Sonnet
Anthropic
Anthropic's balanced model offering strong reasoning, coding, and long-context capabilities.
Claude 4 Opus
Anthropic
Anthropic's most powerful model for complex reasoning, research, and specialized tasks.