/v1/models
curl https://api.anthropic.com/v1/models \
-H "x-api-key: $ANTHROPIC_AUTH_TOKEN" \
-H "anthropic-version: 2023-06-01"
curl "$ANTHROPIC_BASE_URL/v1/models" \
-H "x-api-key: $ANTHROPIC_AUTH_TOKEN" \
-H "anthropic-version: 2023-06-01"