Claude Haiku 4.5 API

What Claude Haiku 4.5 does

CCAPI provides Claude Haiku 4.5 Chat API for low-latency and cost-efficient use cases.

Claude Haiku 4.5 API features

• Easy-to-Use API — Use OpenAI-compatible interface, switch models without code changes.
• Streaming Output — Supports SSE streaming for real-time content generation.
• Flexible Parameters — Supports temperature, max_tokens and other control parameters.

What people build with Claude Haiku 4.5

• Customer Service — Build intelligent customer service
• Writing Assistant — Assist with writing, translation, summarization
• Code Assistant — Assist with code writing and debugging

Getting started with the Claude Haiku 4.5 API

The endpoint is OpenAI-compatible, so existing client code usually needs only a base URL and a model name.

• Step 1: Sign Up or Log In — Create account and get API Token
• Step 2: Test in Playground — Test prompts and parameters
• Step 3: Integrate into Backend — Connect using API interface
• Step 4: Deploy for Production — Set up concurrency and cost control

Claude Haiku 4.5 API pricing

Claude Haiku — billed per token

Why choose CCAPI for Claude Haiku 4.5

• Unified Interface — Switch between chat and reasoning models through one Chat Completions interface.
• Unified authentication — Use one CCAPI token across models instead of managing separate credentials.
• Traceable usage — Review request logs, token usage, and charges in one place for debugging and reconciliation.

Other models on the same endpoint

The same API key and base URL reach every model below. Moving from Claude Haiku 4.5 to any of them means changing the model name in the request body.

• Claude Sonnet 4 API — chat model on the same endpoint
• DeepSeek V4 API — chat model on the same endpoint
• MiniMax M2.7 API — chat model on the same endpoint
• GLM-5 API — chat model on the same endpoint
• Qwen 3.5 Plus API — chat model on the same endpoint
• Kimi K2.5 (Moonshot) API — chat model on the same endpoint

Frequently asked questions