diff --git a/tests/e2e/gateway/litellm-config.yml b/tests/e2e/gateway/litellm-config.yml
new file mode 100644
index 00000000000..ac7e269f901
--- /dev/null
+++ b/tests/e2e/gateway/litellm-config.yml
@@ -0,0 +1,74 @@
+general_settings:
+  store_prompts_in_spend_logs: true
+  forward_client_headers_to_llm_api: false
+  maximum_spend_logs_retention_period: 3h
+  maximum_spend_logs_cleanup_cron: 0 1 * * *
+  proxy_config_reload_interval_seconds: 10
+  proxy_budget_rescheduler_min_time: 15
+  proxy_budget_rescheduler_max_time: 20
+litellm_settings:
+  drop_params: true
+  default_redis_ttl: 20
+  json_logs: true
+  store_audit_logs: true
+  cache: true
+  cache_params:
+    type: redis
+    host: os.environ/REDIS_HOST
+    port: os.environ/REDIS_PORT
+  callbacks:
+  - datadog
+  - prometheus
+  - otel
+  require_auth_for_metrics_endpoint: false
+router_settings:
+  fallbacks:
+  - gpt-5.5:
+    - gpt-5.6-luna
+    - gpt-5.2
+  - claude-haiku-4-5:
+    - gemini-2.5-flash
+    - gpt-5.6-luna
+  routing_strategy: simple-shuffle
+  num_retries: 3
+model_list:
+- model_name: gpt-5.5
+  litellm_params:
+    model: openai/gpt-5.5
+    api_key: os.environ/OPENAI_API_KEY
+- model_name: gpt-5.6-luna
+  litellm_params:
+    model: openai/gpt-5.6-luna
+    api_key: os.environ/OPENAI_API_KEY
+- model_name: gpt-5.2
+  litellm_params:
+    model: openai/gpt-5.2
+    api_key: os.environ/OPENAI_API_KEY
+- model_name: claude-haiku-4-5
+  litellm_params:
+    model: anthropic/claude-haiku-4-5
+    api_key: os.environ/ANTHROPIC_API_KEY
+- model_name: azure-foundry-claude-haiku
+  litellm_params:
+    model: azure_ai/claude-haiku-4-5
+    api_base: os.environ/AZURE_AI_API_BASE
+    api_key: os.environ/AZURE_AI_API_KEY
+- model_name: gemini-2.5-flash-vertex
+  litellm_params:
+    model: vertex_ai/gemini-2.5-flash
+    vertex_project: os.environ/VERTEXAI_PROJECT
+    vertex_location: us-central1
+    vertex_credentials: os.environ/VERTEXAI_CREDENTIALS
+- model_name: gemini-2.5-flash
+  litellm_params:
+    model: gemini/gemini-2.5-flash
+    api_key: os.environ/GEMINI_API_KEY
+- model_name: gemini-2.5-flash
+  litellm_params:
+    model: gemini/gemini-2.5-flash
+    api_key: os.environ/GEMINI_API_KEY
+mcp_servers:
+  devin:
+    url: https://mcp.devin.ai/mcp
+    auth_type: api_key
+    auth_value: os.environ/DEVIN_API_KEY