Manish Shahi is a software engineer and AI developer who writes the Inside LLMs series — reverse-engineering assistants by interviewing them, then auditing claims against papers — along with MCP server guides, agent tooling walkthroughs, and practical notes on models and developer workflows.https://manish.sh/enhttps://manish.sh/writings/ai-tools/inside-character-ai-the-technical-story-of-what-keeps-users-hooked/https://manish.sh/writings/ai-tools/inside-character-ai-the-technical-story-of-what-keeps-users-hooked/From c.ai to Character.ai — what it is, the problem it solves, then Kaiju, memory, Lorebook, and the infra behind long chats.Wed, 22 Jul 2026 19:30:00 GMTai-toolsCharacter.aiKaijuNoam ShazeerDaniel De FreitasLLMKV CacheMQAQuantizationMemoryLorebookDPOInferencehttps://manish.sh/writings/models/inside-qwen-3-8-max-preview-reverse-engineering-an-ai-assistant-by-interviewing-itself/https://manish.sh/writings/models/inside-qwen-3-8-max-preview-reverse-engineering-an-ai-assistant-by-interviewing-itself/I interviewed Qwen 3.8-Max-Preview on memory, tools, context, and hallucinations, then checked published research. Plain English, diagrams, transcript.Wed, 22 Jul 2026 07:30:00 GMTmodelsQwenQwen3.8-Max-PreviewQwen3Tongyi QianwenAlibabaLLMMoEContext WindowTool CallingMemoryHallucinationTransformerhttps://manish.sh/writings/models/inside-deepseek-reverse-engineering-an-ai-assistant-by-interviewing-itself/https://manish.sh/writings/models/inside-deepseek-reverse-engineering-an-ai-assistant-by-interviewing-itself/Interviewed DeepSeek on how it works, then checked against papers. Same method as Kimi — plainer English and concept diagrams.Tue, 21 Jul 2026 07:30:00 GMTmodelsDeepSeekLLMMoEMLAContext WindowHallucinationRLHFTransformerTool CallingHidden Reasoninghttps://manish.sh/writings/models/inside-kimi-k2-6-reverse-engineering-an-ai-assistant-by-interviewing-itself/https://manish.sh/writings/models/inside-kimi-k2-6-reverse-engineering-an-ai-assistant-by-interviewing-itself/I interviewed Kimi on memory, tools, and safety, then checked published research on K2.6. Plain English, diagrams, sources.Mon, 20 Jul 2026 18:00:00 GMTmodelsKimiKimi K2.6Moonshot AILLMContext WindowTool CallingMemoryHallucinationMoEMLAAgent Swarmhttps://manish.sh/writings/tips/how-i-built-mcp-in-php-for-fayyaz-travels/https://manish.sh/writings/tips/how-i-built-mcp-in-php-for-fayyaz-travels/Fayyaz Travels is an Inncelerator client. I shipped PHP MCP for site analytics first. Flights, hotels, holidays, and ticket email come next.Sun, 19 Jul 2026 12:00:00 GMTtipsMCPPHPFayyaz TravelsInnceleratorAI AgentsTravel TechJSON-RPCSSERedisMySQLAnalyticshttps://manish.sh/writings/ai-tools/give-your-agents-power-to-purchase-agentcard-sh-go-to-guide/https://manish.sh/writings/ai-tools/give-your-agents-power-to-purchase-agentcard-sh-go-to-guide/Agents fill carts then stall at checkout. Agentcard.sh issues capped one-time Visas so they can finish buying — MCP, Companies wizard, and when not to use it.Sat, 18 Jul 2026 17:30:00 GMTai-toolsAgentcardAI AgentsPaymentsMCPVisaCard Issuing