Anthropic: Claude Haiku 4.5
Model Type
Proprietary Model
API access only
Recommended Use Cases
Text Generation
Try Claude Haiku 4.5
The fastest, most cost-efficient model in the Claude family from Anthropic (October 2025).
Per Anthropic:
Claude Haiku 4.5 is our fastest, most cost-efficient model, matching Sonnet 4's performance on coding, computer use, and agent tasks. Claude Haiku 4.5 scores 73.3% on SWE-bench Verified, making it one of the world's best coding models.
Key Capabilities
- Coding: 73.3% on SWE-bench Verified — one of the world's best coding models
- Speed: Up to 4-5x faster than Sonnet 4.5
- Efficiency: Matches Sonnet 4 quality at a fraction of the cost
Key Features
- Context Window: 200K tokens
- Optimized For: Speed, cost-efficiency, high-volume operations
Use Cases
- Powering free tier products and budget-conscious applications
- Latency-sensitive experiences (customer service, chatbots)
- Coding sub-agents in multi-agent systems
- Financial analysis and real-time data monitoring
- Research sub-agents for parallel source processing
- High-volume parallelized execution