Add article: The Token Cost of Beautiful AI

[tim13246879]

Summary

• Adds a benchmark-first article on OpenUI Lang vs compact JSON vs an AI SDK-style UI envelope
• Includes a small offline tiktoken script so the token counts and cost table can be reproduced
• Separates output-token cost from prompt and repair-token costs, then covers latency and architecture tradeoffs

/claim #4

Validation

• uv run --with tiktoken python benchmarks/token_cost_budget.py
• python3 -m py_compile benchmarks/token_cost_budget.py
• npx --yes markdownlint-cli@0.44.0 --disable MD013 -- "Articles/The Token Cost of Beautiful AI - What You Actually Pay For.md"
• git diff --check

[vishxrad]

automated submission.