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AnthropicFlagshipTemporarily unavailable

Claude Sonnet 4.5

anthropic/claude-sonnet-4.5

The go-to model for vibe coding and long tasks

codetoolsvision

We're connecting this model. The ID is reserved — requests will start working without code changes.

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Input
$3.00
per 1M tokens
Output
$15.00
per 1M tokens
Typical reply
≈ $0.011
1k tokens in, 500 out
Context
1M
Context
Speed
71 tok/s
*
Time to first token
1.1 s
*

* Speed and latency are approximate.

How to use

Use the model ID in the model field of any OpenAI-compatible request.

curl https://zelvimou.com/v1/chat/completions \
  -H "Authorization: Bearer sk-zelvimo-YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-sonnet-4.5",
    "messages": [{"role": "user", "content": "Hello! What can you do?"}]
  }'

Replace sk-zelvimo-YOUR_KEY with your key from the API keys page.

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