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Anthropic

https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_slug}/anthropic

Example fetch request
curl https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_slug}/anthropic/v1/messages \
--header 'x-api-key: {anthropic_api_key}' \
--header 'anthropic-version: 2023-06-01' \
--header 'Content-Type: application/json' \
--data '{
"model": "claude-3-opus-20240229",
"max_tokens": 1024,
"messages": [
{"role": "user", "content": "What is Cloudflare?"}
]
}'

If you are using the @anthropic-ai/sdk, you can set your endpoint like this:

index.js
import Anthropic from '@anthropic-ai/sdk';
const anthropic = new Anthropic({
apiKey: env.ANTHROPIC_API_KEY,
baseURL: "https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_slug}/anthropic",
});
const message = await anthropic.messages.create({
model: 'claude-3-opus-20240229',
messages: [{role: "user", content: "What is Cloudflare?"}],
max_tokens: 1024
});