Configure AI Proxy for Claude Code with Anthropic
v3.13+ Set up the AI Proxy plugin to work with Claude Code, using Anthropic as the LLM provider. For a detailed guide on how to use Anthropic with Claude Code see this how to guide
Prerequisites
- Anthropic subscription
Environment variables
-
ANTHROPIC_API_KEY: The API key to use to connect to Anthropic.
Add this section to your kong.yaml configuration file:
_format_version: "3.0"
plugins:
- name: ai-proxy
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: ${{ env "DECK_ANTHROPIC_API_KEY" }}
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
Make the following request:
curl -i -X POST http://localhost:8001/plugins/ \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make the following request:
curl -X POST https://{region}.api.konghq.com/v2/control-planes/{controlPlaneId}/core-entities/plugins/ \
--header "accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer $KONNECT_TOKEN" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
region: Geographic region where your Kong Konnect is hosted and operates. -
KONNECT_TOKEN: Your Personal Access Token (PAT) associated with your Konnect account. -
controlPlaneId: Theidof the control plane.
See the Konnect API reference to learn about region-specific URLs and personal access tokens.
echo "
apiVersion: configuration.konghq.com/v1
kind: KongClusterPlugin
metadata:
name: ai-proxy
namespace: kong
annotations:
kubernetes.io/ingress.class: kong
konghq.com/tags: ''
labels:
global: 'true'
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: '$ANTHROPIC_API_KEY'
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
plugin: ai-proxy
" | kubectl apply -f -
Prerequisite: Configure your Personal Access Token
terraform {
required_providers {
konnect = {
source = "kong/konnect"
}
}
}
provider "konnect" {
personal_access_token = "$KONNECT_TOKEN"
server_url = "https://us.api.konghq.com/"
}
Add the following to your Terraform configuration to create a Konnect Gateway Plugin:
resource "konnect_gateway_plugin_ai_proxy" "my_ai_proxy" {
enabled = true
config = {
llm_format = "anthropic"
route_type = "llm/v1/chat"
logging = {
log_statistics = true
}
auth = {
header_name = "x-api-key"
header_value = var.anthropic_api_key
}
max_request_body_size = 524288
model = {
name = "claude-sonnet-4-5-20250929"
provider = "anthropic"
options = {
anthropic_version = "2023-06-01"
}
}
}
tags = []
control_plane_id = konnect_gateway_control_plane.my_konnect_cp.id
}
This example requires the following variables to be added to your manifest. You can specify values at runtime by setting TF_VAR_name=value.
variable "anthropic_api_key" {
type = string
}
Add this section to your kong.yaml configuration file:
_format_version: "3.0"
plugins:
- name: ai-proxy
service: serviceName|Id
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: ${{ env "DECK_ANTHROPIC_API_KEY" }}
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
Make sure to replace the following placeholders with your own values:
-
serviceName|Id: Theidornameof the service the plugin configuration will target.
Make the following request:
curl -i -X POST http://localhost:8001/services/{serviceName|Id}/plugins/ \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
serviceName|Id: Theidornameof the service the plugin configuration will target.
Make the following request:
curl -X POST https://{region}.api.konghq.com/v2/control-planes/{controlPlaneId}/core-entities/services/{serviceId}/plugins/ \
--header "accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer $KONNECT_TOKEN" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
region: Geographic region where your Kong Konnect is hosted and operates. -
KONNECT_TOKEN: Your Personal Access Token (PAT) associated with your Konnect account. -
controlPlaneId: Theidof the control plane. -
serviceId: Theidof the service the plugin configuration will target.
See the Konnect API reference to learn about region-specific URLs and personal access tokens.
echo "
apiVersion: configuration.konghq.com/v1
kind: KongPlugin
metadata:
name: ai-proxy
namespace: kong
annotations:
kubernetes.io/ingress.class: kong
konghq.com/tags: ''
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: '$ANTHROPIC_API_KEY'
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
plugin: ai-proxy
" | kubectl apply -f -
Next, apply the KongPlugin resource by annotating the service resource:
kubectl annotate -n kong service SERVICE_NAME konghq.com/plugins=ai-proxy
Prerequisite: Configure your Personal Access Token
terraform {
required_providers {
konnect = {
source = "kong/konnect"
}
}
}
provider "konnect" {
personal_access_token = "$KONNECT_TOKEN"
server_url = "https://us.api.konghq.com/"
}
Add the following to your Terraform configuration to create a Konnect Gateway Plugin:
resource "konnect_gateway_plugin_ai_proxy" "my_ai_proxy" {
enabled = true
config = {
llm_format = "anthropic"
route_type = "llm/v1/chat"
logging = {
log_statistics = true
}
auth = {
header_name = "x-api-key"
header_value = var.anthropic_api_key
}
max_request_body_size = 524288
model = {
name = "claude-sonnet-4-5-20250929"
provider = "anthropic"
options = {
anthropic_version = "2023-06-01"
}
}
}
tags = []
control_plane_id = konnect_gateway_control_plane.my_konnect_cp.id
service = {
id = konnect_gateway_service.my_service.id
}
}
This example requires the following variables to be added to your manifest. You can specify values at runtime by setting TF_VAR_name=value.
variable "anthropic_api_key" {
type = string
}
Add this section to your kong.yaml configuration file:
_format_version: "3.0"
plugins:
- name: ai-proxy
route: routeName|Id
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: ${{ env "DECK_ANTHROPIC_API_KEY" }}
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
Make sure to replace the following placeholders with your own values:
-
routeName|Id: Theidornameof the route the plugin configuration will target.
Make the following request:
curl -i -X POST http://localhost:8001/routes/{routeName|Id}/plugins/ \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
routeName|Id: Theidornameof the route the plugin configuration will target.
Make the following request:
curl -X POST https://{region}.api.konghq.com/v2/control-planes/{controlPlaneId}/core-entities/routes/{routeId}/plugins/ \
--header "accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer $KONNECT_TOKEN" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
region: Geographic region where your Kong Konnect is hosted and operates. -
KONNECT_TOKEN: Your Personal Access Token (PAT) associated with your Konnect account. -
controlPlaneId: Theidof the control plane. -
routeId: Theidof the route the plugin configuration will target.
See the Konnect API reference to learn about region-specific URLs and personal access tokens.
echo "
apiVersion: configuration.konghq.com/v1
kind: KongPlugin
metadata:
name: ai-proxy
namespace: kong
annotations:
kubernetes.io/ingress.class: kong
konghq.com/tags: ''
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: '$ANTHROPIC_API_KEY'
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
plugin: ai-proxy
" | kubectl apply -f -
Next, apply the KongPlugin resource by annotating the httproute or ingress resource:
kubectl annotate -n kong httproute konghq.com/plugins=ai-proxy
kubectl annotate -n kong ingress konghq.com/plugins=ai-proxy
Prerequisite: Configure your Personal Access Token
terraform {
required_providers {
konnect = {
source = "kong/konnect"
}
}
}
provider "konnect" {
personal_access_token = "$KONNECT_TOKEN"
server_url = "https://us.api.konghq.com/"
}
Add the following to your Terraform configuration to create a Konnect Gateway Plugin:
resource "konnect_gateway_plugin_ai_proxy" "my_ai_proxy" {
enabled = true
config = {
llm_format = "anthropic"
route_type = "llm/v1/chat"
logging = {
log_statistics = true
}
auth = {
header_name = "x-api-key"
header_value = var.anthropic_api_key
}
max_request_body_size = 524288
model = {
name = "claude-sonnet-4-5-20250929"
provider = "anthropic"
options = {
anthropic_version = "2023-06-01"
}
}
}
tags = []
control_plane_id = konnect_gateway_control_plane.my_konnect_cp.id
route = {
id = konnect_gateway_route.my_route.id
}
}
This example requires the following variables to be added to your manifest. You can specify values at runtime by setting TF_VAR_name=value.
variable "anthropic_api_key" {
type = string
}
Add this section to your kong.yaml configuration file:
_format_version: "3.0"
plugins:
- name: ai-proxy
consumer: consumerName|Id
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: ${{ env "DECK_ANTHROPIC_API_KEY" }}
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
Make sure to replace the following placeholders with your own values:
-
consumerName|Id: Theidornameof the consumer the plugin configuration will target.
Make the following request:
curl -i -X POST http://localhost:8001/consumers/{consumerName|Id}/plugins/ \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
consumerName|Id: Theidornameof the consumer the plugin configuration will target.
Make the following request:
curl -X POST https://{region}.api.konghq.com/v2/control-planes/{controlPlaneId}/core-entities/consumers/{consumerId}/plugins/ \
--header "accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer $KONNECT_TOKEN" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
region: Geographic region where your Kong Konnect is hosted and operates. -
KONNECT_TOKEN: Your Personal Access Token (PAT) associated with your Konnect account. -
controlPlaneId: Theidof the control plane. -
consumerId: Theidof the consumer the plugin configuration will target.
See the Konnect API reference to learn about region-specific URLs and personal access tokens.
echo "
apiVersion: configuration.konghq.com/v1
kind: KongPlugin
metadata:
name: ai-proxy
namespace: kong
annotations:
kubernetes.io/ingress.class: kong
konghq.com/tags: ''
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: '$ANTHROPIC_API_KEY'
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
plugin: ai-proxy
" | kubectl apply -f -
Next, apply the KongPlugin resource by annotating the KongConsumer resource:
kubectl annotate -n kong kongconsumer CONSUMER_NAME konghq.com/plugins=ai-proxy
Prerequisite: Configure your Personal Access Token
terraform {
required_providers {
konnect = {
source = "kong/konnect"
}
}
}
provider "konnect" {
personal_access_token = "$KONNECT_TOKEN"
server_url = "https://us.api.konghq.com/"
}
Add the following to your Terraform configuration to create a Konnect Gateway Plugin:
resource "konnect_gateway_plugin_ai_proxy" "my_ai_proxy" {
enabled = true
config = {
llm_format = "anthropic"
route_type = "llm/v1/chat"
logging = {
log_statistics = true
}
auth = {
header_name = "x-api-key"
header_value = var.anthropic_api_key
}
max_request_body_size = 524288
model = {
name = "claude-sonnet-4-5-20250929"
provider = "anthropic"
options = {
anthropic_version = "2023-06-01"
}
}
}
tags = []
control_plane_id = konnect_gateway_control_plane.my_konnect_cp.id
consumer = {
id = konnect_gateway_consumer.my_consumer.id
}
}
This example requires the following variables to be added to your manifest. You can specify values at runtime by setting TF_VAR_name=value.
variable "anthropic_api_key" {
type = string
}
Add this section to your kong.yaml configuration file:
_format_version: "3.0"
plugins:
- name: ai-proxy
consumer_group: consumerGroupName|Id
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: ${{ env "DECK_ANTHROPIC_API_KEY" }}
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
Make sure to replace the following placeholders with your own values:
-
consumerGroupName|Id: Theidornameof the consumer group the plugin configuration will target.
Make the following request:
curl -i -X POST http://localhost:8001/consumer_groups/{consumerGroupName|Id}/plugins/ \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
consumerGroupName|Id: Theidornameof the consumer group the plugin configuration will target.
Make the following request:
curl -X POST https://{region}.api.konghq.com/v2/control-planes/{controlPlaneId}/core-entities/consumer_groups/{consumerGroupId}/plugins/ \
--header "accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer $KONNECT_TOKEN" \
--data '
{
"name": "ai-proxy",
"config": {
"llm_format": "anthropic",
"route_type": "llm/v1/chat",
"logging": {
"log_statistics": true
},
"auth": {
"header_name": "x-api-key",
"header_value": "'$ANTHROPIC_API_KEY'"
},
"max_request_body_size": 524288,
"model": {
"name": "claude-sonnet-4-5-20250929",
"provider": "anthropic",
"options": {
"anthropic_version": "2023-06-01"
}
}
},
"tags": []
}
'
Make sure to replace the following placeholders with your own values:
-
region: Geographic region where your Kong Konnect is hosted and operates. -
KONNECT_TOKEN: Your Personal Access Token (PAT) associated with your Konnect account. -
controlPlaneId: Theidof the control plane. -
consumerGroupId: Theidof the consumer group the plugin configuration will target.
See the Konnect API reference to learn about region-specific URLs and personal access tokens.
echo "
apiVersion: configuration.konghq.com/v1
kind: KongPlugin
metadata:
name: ai-proxy
namespace: kong
annotations:
kubernetes.io/ingress.class: kong
konghq.com/tags: ''
config:
llm_format: anthropic
route_type: llm/v1/chat
logging:
log_statistics: true
auth:
header_name: x-api-key
header_value: '$ANTHROPIC_API_KEY'
max_request_body_size: 524288
model:
name: claude-sonnet-4-5-20250929
provider: anthropic
options:
anthropic_version: '2023-06-01'
plugin: ai-proxy
" | kubectl apply -f -
Next, apply the KongPlugin resource by annotating the KongConsumerGroup resource:
kubectl annotate -n kong kongconsumergroup CONSUMERGROUP_NAME konghq.com/plugins=ai-proxy
Prerequisite: Configure your Personal Access Token
terraform {
required_providers {
konnect = {
source = "kong/konnect"
}
}
}
provider "konnect" {
personal_access_token = "$KONNECT_TOKEN"
server_url = "https://us.api.konghq.com/"
}
Add the following to your Terraform configuration to create a Konnect Gateway Plugin:
resource "konnect_gateway_plugin_ai_proxy" "my_ai_proxy" {
enabled = true
config = {
llm_format = "anthropic"
route_type = "llm/v1/chat"
logging = {
log_statistics = true
}
auth = {
header_name = "x-api-key"
header_value = var.anthropic_api_key
}
max_request_body_size = 524288
model = {
name = "claude-sonnet-4-5-20250929"
provider = "anthropic"
options = {
anthropic_version = "2023-06-01"
}
}
}
tags = []
control_plane_id = konnect_gateway_control_plane.my_konnect_cp.id
consumer_group = {
id = konnect_gateway_consumer_group.my_consumer_group.id
}
}
This example requires the following variables to be added to your manifest. You can specify values at runtime by setting TF_VAR_name=value.
variable "anthropic_api_key" {
type = string
}