openai-proxy-worker

Proxy OpenAI api requests through cloudflare workers.

Usage

1. Prepare project.

pnpm i

cp wrangler.toml.example wrangler.toml
cp .dev.vars.example .dev.vars

2. Change worker name with your own.

vi wrangler.toml

3. (optional) Fill SECRET_OPENAI_API_KEY for local development.

vi .dev.vars

pnpm run dev

4. Put secrets into worker. This step can be done via web. See: Add environment variables via the dashboard

• SECRET_AUTH_KEYS: Auth keys for incoming requests. Make sure it is STRONGGGGGGGG enough.
• SECRET_OPENAI_API_KEY: Api key for invoking OpenAI API. See: API keys on OpenAI
• ENV_OPENAI_ALLOWED_MODELS: Allowed list of models. See: Model endpoint compatibility

5. Deploy worker.

pnpm run deploy

6. Request with an auth key

curl --verbose --request POST 'https://your-worker.workers.dev/v1/chat/completions' \
--header 'Authorization: KEY your_auth_key' \
--header 'Content-Type: application/json' \
--data-raw '{
 "model": "gpt-3.5-turbo",
 "messages": [{
    "role": "user",
    "content": "Tell me who you are"
 }]
}'

Notes:

• Suggestion for ENV_OPENAI_ALLOWED_MODELS: gpt-3.5-turbo, gpt-3.5-turbo-0301, text-curie-001, text-babbage-001, text-ada-001