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Aritra Chakraborty

Founder of AI Data Legends · Data Engineer

Aritra is a data engineer based in Kolkata, India, and the founder of AI Data Legends. He learns by building: taking data pipelines, distributed engines and AI systems apart until the why is as clear as the how, then sharing what he finds with engineers walking the same road.

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Articles

AI Engineering

Grok 4.7 on Amazon Bedrock: Routing, reasoning effort, and cost with OpenAI-compatible APIs

xAI's Grok 4.7 is now on Amazon Bedrock with a 500K-token context window. Here's how reasoning effort, Geo vs Global routing and service tiers change cost and latency, with OpenAI-compatible code you can reuse.

Oct 05, 2026 · 9 min read