Claude Haiku 4.5
✓ VerifiedFast and affordable coding model
About
Released October 15, 2025, Claude Haiku 4.5 is Anthropic's latest small model that delivers similar coding performance to Sonnet 4 at a third of the cost and more than twice the speed. This generation of Haiku is the first to include features previously exclusive to higher-tier models, including extended thinking capabilities, computer use, and enhanced context awareness.
Key Features
- ✓Similar performance to Sonnet 4
- ✓3x cheaper ($1 input, $5 output per million tokens)
- ✓2x faster
- ✓Extended thinking capability (first Haiku with this)
- ✓Computer use capabilities
- ✓Enhanced context awareness
- ✓Agentic capabilities
Use Cases
Technical Details
Languages
Frequently Asked Questions
What is Claude Haiku 4.5?
Released October 15, 2025, Claude Haiku 4.5 is Anthropic's latest small model that delivers similar coding performance to Sonnet 4 at a third of the cost and more than twice the speed. This generation of Haiku is the first to include features previously exclusive to higher-tier models, including extended thinking capabilities, computer use, and enhanced context awareness.
How much does Claude Haiku 4.5 cost?
Claude Haiku 4.5 offers pay-per-use pricing. Plans include: .
What can Claude Haiku 4.5 do?
Claude Haiku 4.5 provides code generation, AI chat, agentic/autonomous mode. Key features include: Similar performance to Sonnet 4, 3x cheaper ($1 input, $5 output per million tokens), 2x faster.