Anthropic: Claude Haiku 4.5
anthropic/claude-haiku-4.5Description
Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance across reasoning, coding, and computer-use tasks, Haiku 4.5 brings frontier-level capability to real-time and high-volume applications.
It introduces extended thinking to the Haiku line; enabling controllable reasoning depth, summarized or interleaved thought output, and tool-assisted workflows with full support for coding, bash, web search, and computer-use tools. Scoring >73% on SWE-bench Verified, Haiku 4.5 ranks among the world’s best coding models while maintaining exceptional responsiveness for sub-agents, parallelized execution, and scaled deployment.
Specifications
Pricing
| Type | Price / 1M tokens |
|---|---|
| Input | $1.00 |
| Output | $5.00 |
| Cache Read | $0.10 |
| Cache Write | $1.25 |
| Web Search | $0.01 / call |
Quick Start
curl https://api.ominigate.ai/v1/chat/completions \
-H "Authorization: Bearer sk-omg-your-api-key" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-haiku-4.5",
"messages": [{"role": "user", "content": "Hello!"}]
}'