Model pricing

claude-sonnet-4-5-20250929

Input $ 0.54 · Output $ 2.7 per 1M tokens

Pricing

Input$ 0.54 per 1M tokens
Output$ 2.7 per 1M tokens
Cache read$ 0.054 per 1M tokens
Cache write$ 0.675 per 1M tokens

API

curl
curl https://api.zipflow.xyz/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"claude-sonnet-4-5-20250929","messages":[{"role":"user","content":"Explain quantum entanglement in one paragraph."}]}'

Replace API_KEY with your ZipFlow API key.

About claude-sonnet-4-5-20250929 on ZipFlow

What is claude-sonnet-4-5-20250929?

claude-sonnet-4-5-20250929 is available on ZipFlow through one unified Base URL (https://api.zipflow.xyz). One account and one API key cover every model on the platform.

How much does claude-sonnet-4-5-20250929 cost on ZipFlow?

claude-sonnet-4-5-20250929 is billed in USD: input $ 0.54 and output $ 2.7 per 1M tokens. Prices are listed on the pricing page and in the console.

How do I start using claude-sonnet-4-5-20250929?

Create a ZipFlow account, create an API key in the console, and call https://api.zipflow.xyz/v1/chat/completions with the model id. Code samples are above.

claude-sonnet-4-5-20250929 pricing | ZipFlow