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Ranjan Kumar

AI & ML Engineer · Author · Educator I help AI builders design, build, and ship production-grade AI systems that actually work, cost-effectively, through hands-on writing, books, and practical engine

Location Navi Mumbai, India Joined Joined on  Personal website https://ranjankumar.in github website twitter website

Education

B.Sc. (Physics), MCA, M.Tech (AI)

Work

GM - Software Development, Jio Platforms Limited

𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞, 𝐀𝐮𝐝𝐢𝐭 𝐓𝐫𝐚𝐢𝐥𝐬, 𝐚𝐧𝐝 𝐑𝐞𝐠𝐮𝐥𝐚𝐭𝐨𝐫𝐲 𝐑𝐞𝐪𝐮𝐢𝐫𝐞𝐦𝐞𝐧𝐭𝐬 𝐟𝐨𝐫 𝐀𝐠𝐞𝐧𝐭𝐢𝐜 𝐒𝐲𝐬𝐭𝐞𝐦𝐬

𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞, 𝐀𝐮𝐝𝐢𝐭 𝐓𝐫𝐚𝐢𝐥𝐬, 𝐚𝐧𝐝 𝐑𝐞𝐠𝐮𝐥𝐚𝐭𝐨𝐫𝐲 𝐑𝐞𝐪𝐮𝐢𝐫𝐞𝐦𝐞𝐧𝐭𝐬 𝐟𝐨𝐫 𝐀𝐠𝐞𝐧𝐭𝐢𝐜 𝐒𝐲𝐬𝐭𝐞𝐦𝐬

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1 min read

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𝐙𝐞𝐫𝐨 𝐓𝐫𝐮𝐬𝐭 𝐀𝐠𝐞𝐧𝐭𝐬: 𝐖𝐡𝐲 '𝐕𝐞𝐫𝐢𝐟𝐲 𝐄𝐯𝐞𝐫𝐲 𝐓𝐨𝐨𝐥 𝐂𝐚𝐥𝐥' 𝐈𝐬 𝐭𝐡𝐞 𝐎𝐧𝐥𝐲 𝐃𝐞𝐟𝐞𝐧𝐬𝐢𝐛𝐥𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞

𝐙𝐞𝐫𝐨 𝐓𝐫𝐮𝐬𝐭 𝐀𝐠𝐞𝐧𝐭𝐬: 𝐖𝐡𝐲 '𝐕𝐞𝐫𝐢𝐟𝐲 𝐄𝐯𝐞𝐫𝐲 𝐓𝐨𝐨𝐥 𝐂𝐚𝐥𝐥' 𝐈𝐬 𝐭𝐡𝐞 𝐎𝐧𝐥𝐲 𝐃𝐞𝐟𝐞𝐧𝐬𝐢𝐛𝐥𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞

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2 min read
𝐅𝐢𝐯𝐞 𝐒𝐭𝐚𝐠𝐞𝐬 𝐚𝐭 𝟗𝟓 𝐏𝐞𝐫𝐜𝐞𝐧𝐭 𝐈𝐬 𝐍𝐨𝐭 𝟕𝟕 𝐏𝐞𝐫𝐜𝐞𝐧𝐭

𝐅𝐢𝐯𝐞 𝐒𝐭𝐚𝐠𝐞𝐬 𝐚𝐭 𝟗𝟓 𝐏𝐞𝐫𝐜𝐞𝐧𝐭 𝐈𝐬 𝐍𝐨𝐭 𝟕𝟕 𝐏𝐞𝐫𝐜𝐞𝐧𝐭

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2 min read
𝐖𝐡𝐲 𝐘𝐨𝐮𝐫 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭 𝐅𝐢𝐧𝐢𝐬𝐡𝐞𝐬 𝐓𝐚𝐬𝐤𝐬 𝐁𝐮𝐭 𝐅𝐚𝐢𝐥𝐬 𝐭𝐡𝐞 𝐆𝐨𝐚𝐥

𝐖𝐡𝐲 𝐘𝐨𝐮𝐫 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭 𝐅𝐢𝐧𝐢𝐬𝐡𝐞𝐬 𝐓𝐚𝐬𝐤𝐬 𝐁𝐮𝐭 𝐅𝐚𝐢𝐥𝐬 𝐭𝐡𝐞 𝐆𝐨𝐚𝐥

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1 min read
𝐎𝐧-𝐃𝐞𝐯𝐢𝐜𝐞 𝐀𝐈 𝐃𝐨𝐞𝐬𝐧'𝐭 𝐑𝐞𝐦𝐨𝐯𝐞 𝐭𝐡𝐞 𝐀𝐭𝐭𝐚𝐜𝐤 𝐒𝐮𝐫𝐟𝐚𝐜𝐞. 𝐈𝐭 𝐒𝐡𝐢𝐩𝐬 𝐈𝐭.

𝐎𝐧-𝐃𝐞𝐯𝐢𝐜𝐞 𝐀𝐈 𝐃𝐨𝐞𝐬𝐧'𝐭 𝐑𝐞𝐦𝐨𝐯𝐞 𝐭𝐡𝐞 𝐀𝐭𝐭𝐚𝐜𝐤 𝐒𝐮𝐫𝐟𝐚𝐜𝐞. 𝐈𝐭 𝐒𝐡𝐢𝐩𝐬 𝐈𝐭.

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2 min read
𝐌𝐨𝐝𝐞𝐥 𝐂𝐨𝐥𝐥𝐚𝐩𝐬𝐞 𝐌𝐨𝐯𝐞𝐝: 𝐑𝐀𝐆 𝐈𝐬 𝐖𝐡𝐞𝐫𝐞 𝐈𝐭'𝐬 𝐎𝐩𝐞𝐧

𝐌𝐨𝐝𝐞𝐥 𝐂𝐨𝐥𝐥𝐚𝐩𝐬𝐞 𝐌𝐨𝐯𝐞𝐝: 𝐑𝐀𝐆 𝐈𝐬 𝐖𝐡𝐞𝐫𝐞 𝐈𝐭'𝐬 𝐎𝐩𝐞𝐧

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2 min read
𝐂𝐥𝐚𝐮𝐝𝐞'𝐬 𝐖𝐚𝐭𝐞𝐫𝐦𝐚𝐫𝐤 𝐈𝐬𝐧'𝐭 𝐋𝐢𝐯𝐞. 𝐘𝐨𝐮𝐫 𝐏𝐫𝐨𝐯𝐞𝐧𝐚𝐧𝐜𝐞 𝐃𝐞𝐛𝐭 𝐈𝐬.

𝐂𝐥𝐚𝐮𝐝𝐞'𝐬 𝐖𝐚𝐭𝐞𝐫𝐦𝐚𝐫𝐤 𝐈𝐬𝐧'𝐭 𝐋𝐢𝐯𝐞. 𝐘𝐨𝐮𝐫 𝐏𝐫𝐨𝐯𝐞𝐧𝐚𝐧𝐜𝐞 𝐃𝐞𝐛𝐭 𝐈𝐬.

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2 min read
The 7 GenAI Architectures

The 7 GenAI Architectures

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1 min read
𝐖𝐡𝐲 𝐘𝐨𝐮𝐫 𝐃𝐞𝐟𝐚𝐮𝐥𝐭 𝐁𝐫𝐚𝐧𝐜𝐡 𝐚𝐧𝐝 𝐘𝐨𝐮𝐫 𝐋𝐋𝐌 𝐀𝐫𝐞 𝐭𝐡𝐞 𝐒𝐚𝐦𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞

𝐖𝐡𝐲 𝐘𝐨𝐮𝐫 𝐃𝐞𝐟𝐚𝐮𝐥𝐭 𝐁𝐫𝐚𝐧𝐜𝐡 𝐚𝐧𝐝 𝐘𝐨𝐮𝐫 𝐋𝐋𝐌 𝐀𝐫𝐞 𝐭𝐡𝐞 𝐒𝐚𝐦𝐞 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞

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𝐇𝐨𝐰 𝐒𝐲𝐧𝐭𝐡𝐈𝐃 𝐖𝐨𝐫𝐤𝐬: 𝐁𝐮𝐢𝐥𝐝 𝐚 𝐖𝐚𝐭𝐞𝐫𝐦𝐚𝐫𝐤 𝐢𝐧 𝐏𝐲𝐭𝐡𝐨𝐧

𝐇𝐨𝐰 𝐒𝐲𝐧𝐭𝐡𝐈𝐃 𝐖𝐨𝐫𝐤𝐬: 𝐁𝐮𝐢𝐥𝐝 𝐚 𝐖𝐚𝐭𝐞𝐫𝐦𝐚𝐫𝐤 𝐢𝐧 𝐏𝐲𝐭𝐡𝐨𝐧

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2 min read
𝐒𝐮𝐩𝐞𝐫𝐩𝐨𝐰𝐞𝐫𝐬 𝐏𝐥𝐮𝐠𝐢𝐧 𝐟𝐨𝐫 𝐂𝐥𝐚𝐮𝐝𝐞 𝐂𝐨𝐝𝐞: 𝐈𝐧𝐬𝐭𝐚𝐥𝐥 𝐚𝐧𝐝 𝐕𝐞𝐫𝐢𝐟𝐲

𝐒𝐮𝐩𝐞𝐫𝐩𝐨𝐰𝐞𝐫𝐬 𝐏𝐥𝐮𝐠𝐢𝐧 𝐟𝐨𝐫 𝐂𝐥𝐚𝐮𝐝𝐞 𝐂𝐨𝐝𝐞: 𝐈𝐧𝐬𝐭𝐚𝐥𝐥 𝐚𝐧𝐝 𝐕𝐞𝐫𝐢𝐟𝐲

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2 min read
𝐓𝐡𝐞 𝐂𝐡𝐚𝐭 𝐓𝐞𝐦𝐩𝐥𝐚𝐭𝐞𝐬 𝐇𝐚𝐧𝐝𝐛𝐨𝐨𝐤: 𝐴 𝐷𝑒𝑣𝑒𝑙𝑜𝑝𝑒𝑟'𝑠 𝐺𝑢𝑖𝑑𝑒 𝑡𝑜 𝐽𝑖𝑛𝑗𝑎, 𝑎𝑝𝑝𝑙𝑦𝑐ℎ𝑎𝑡𝑡𝑒𝑚𝑝𝑙𝑎𝑡𝑒, 𝑎𝑛𝑑 𝑅𝑒𝑛𝑑𝑒𝑟𝑖𝑛𝑔 𝑀𝑜𝑑𝑒𝑙-𝑅𝑒𝑎𝑑𝑦 𝑃𝑟𝑜𝑚𝑝𝑡𝑠

𝐓𝐡𝐞 𝐂𝐡𝐚𝐭 𝐓𝐞𝐦𝐩𝐥𝐚𝐭𝐞𝐬 𝐇𝐚𝐧𝐝𝐛𝐨𝐨𝐤: 𝐴 𝐷𝑒𝑣𝑒𝑙𝑜𝑝𝑒𝑟'𝑠 𝐺𝑢𝑖𝑑𝑒 𝑡𝑜 𝐽𝑖𝑛𝑗𝑎, 𝑎𝑝𝑝𝑙𝑦𝑐ℎ𝑎𝑡𝑡𝑒𝑚𝑝𝑙𝑎𝑡𝑒, 𝑎𝑛𝑑 𝑅𝑒𝑛𝑑𝑒𝑟𝑖𝑛𝑔 𝑀𝑜𝑑𝑒𝑙-𝑅𝑒𝑎𝑑𝑦 𝑃𝑟𝑜𝑚𝑝𝑡𝑠

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1 min read
𝐓𝐡𝐞 𝟕 𝐆𝐞𝐧𝐀𝐈 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞𝐬 𝐄𝐯𝐞𝐫𝐲 𝐀𝐈 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 𝐒𝐡𝐨𝐮𝐥𝐝 𝐊𝐧𝐨𝐰

𝐓𝐡𝐞 𝟕 𝐆𝐞𝐧𝐀𝐈 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞𝐬 𝐄𝐯𝐞𝐫𝐲 𝐀𝐈 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 𝐒𝐡𝐨𝐮𝐥𝐝 𝐊𝐧𝐨𝐰

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1 min read
𝐁𝐌𝐀𝐃 𝐯𝐬 𝐒𝐩𝐞𝐜 𝐊𝐢𝐭 𝐯𝐬 𝐊𝐢𝐫𝐨 𝐯𝐬 𝐒𝐮𝐩𝐞𝐫𝐩𝐨𝐰𝐞𝐫𝐬: 𝐖𝐡𝐚𝐭 𝐀𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐓𝐫𝐚𝐧𝐬𝐟𝐞𝐫𝐬

𝐁𝐌𝐀𝐃 𝐯𝐬 𝐒𝐩𝐞𝐜 𝐊𝐢𝐭 𝐯𝐬 𝐊𝐢𝐫𝐨 𝐯𝐬 𝐒𝐮𝐩𝐞𝐫𝐩𝐨𝐰𝐞𝐫𝐬: 𝐖𝐡𝐚𝐭 𝐀𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐓𝐫𝐚𝐧𝐬𝐟𝐞𝐫𝐬

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2 min read
Building Real-World Agentic AI Systems with LangGraph

Building Real-World Agentic AI Systems with LangGraph

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1 min read
𝐁𝐌𝟐𝟓 𝐯𝐬 𝐃𝐞𝐧𝐬𝐞 𝐑𝐞𝐭𝐫𝐢𝐞𝐯𝐚𝐥: 𝐌𝐞𝐚𝐬𝐮𝐫𝐞 𝐈𝐭 𝐨𝐧 𝐘𝐨𝐮𝐫 𝐎𝐰𝐧 𝐂𝐨𝐫𝐩𝐮𝐬

𝐁𝐌𝟐𝟓 𝐯𝐬 𝐃𝐞𝐧𝐬𝐞 𝐑𝐞𝐭𝐫𝐢𝐞𝐯𝐚𝐥: 𝐌𝐞𝐚𝐬𝐮𝐫𝐞 𝐈𝐭 𝐨𝐧 𝐘𝐨𝐮𝐫 𝐎𝐰𝐧 𝐂𝐨𝐫𝐩𝐮𝐬

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1 min read
𝐓𝐡𝐞 𝐑𝐚𝐥𝐩𝐡 𝐋𝐨𝐨𝐩 𝐚𝐧𝐝 /𝐠𝐨𝐚𝐥: 𝐖𝐡𝐚𝐭 𝐂𝐥𝐚𝐮𝐝𝐞 𝐂𝐨𝐝𝐞 𝐀𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐞𝐝

𝐓𝐡𝐞 𝐑𝐚𝐥𝐩𝐡 𝐋𝐨𝐨𝐩 𝐚𝐧𝐝 /𝐠𝐨𝐚𝐥: 𝐖𝐡𝐚𝐭 𝐂𝐥𝐚𝐮𝐝𝐞 𝐂𝐨𝐝𝐞 𝐀𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐞𝐝

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2 min read
𝐇𝐨𝐰 𝐭𝐨 𝐑𝐞𝐫𝐚𝐧𝐤 𝐑𝐞𝐭𝐫𝐢𝐞𝐯𝐚𝐥 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 𝐰𝐢𝐭𝐡 𝐚 𝐂𝐫𝐨𝐬𝐬-𝐄𝐧𝐜𝐨𝐝𝐞𝐫

𝐇𝐨𝐰 𝐭𝐨 𝐑𝐞𝐫𝐚𝐧𝐤 𝐑𝐞𝐭𝐫𝐢𝐞𝐯𝐚𝐥 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 𝐰𝐢𝐭𝐡 𝐚 𝐂𝐫𝐨𝐬𝐬-𝐄𝐧𝐜𝐨𝐝𝐞𝐫

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𝐅𝐚𝐬𝐭𝐀𝐏𝐈 + 𝐋𝐚𝐧𝐠𝐆𝐫𝐚𝐩𝐡: 𝐖𝐡𝐚𝐭 𝐚 𝐂𝐥𝐢𝐞𝐧𝐭 𝐃𝐢𝐬𝐜𝐨𝐧𝐧𝐞𝐜𝐭 𝐂𝐨𝐦𝐦𝐢𝐭𝐬

𝐅𝐚𝐬𝐭𝐀𝐏𝐈 + 𝐋𝐚𝐧𝐠𝐆𝐫𝐚𝐩𝐡: 𝐖𝐡𝐚𝐭 𝐚 𝐂𝐥𝐢𝐞𝐧𝐭 𝐃𝐢𝐬𝐜𝐨𝐧𝐧𝐞𝐜𝐭 𝐂𝐨𝐦𝐦𝐢𝐭𝐬

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