https://mehdihadeli.com/blog en-us undefined (Mehdi Hadeli) undefined (Mehdi Hadeli) Sat, 15 Aug 2026 00:00:00 GMT https://mehdihadeli.com/blog/agentgateway-ai-gateway https://mehdihadeli.com/blog/agentgateway-ai-gateway Learn how to build an AI gateway with AgentGateway that fronts DeepSeek, multiplexes six MCP targets, secures them with Keycloak and CEL authorization, adds guardrails and rate limiting, proxies an A2A agent, and ships metrics, traces, and logs to an LGTM observability stack plus Langfuse. Sat, 15 Aug 2026 00:00:00 GMT undefined (Mehdi Hadeli) ai-gatewayagentgatewaymcpdotnet https://mehdihadeli.com/blog/mcp-gateway-authentication-agentgateway https://mehdihadeli.com/blog/mcp-gateway-authentication-agentgateway A practical walkthrough of running MCP servers in production — ToolHive hosts the stdio servers, agentgateway multiplexes them behind one endpoint — with four ways to secure the stack (Context7-style per-user API keys, Keycloak OAuth via the MCP Authorization spec, per-tool CEL authorization, and OIDC browser login for the Admin UI), working configs, live verification, and links into the agentgateway and ToolHive docs. Wed, 12 Aug 2026 00:00:00 GMT undefined (Mehdi Hadeli) mcpagentgatewaytoolhivekeycloakoauthauthenticationauthorizationmcp-gatewaysecurity