FinTekCafe Weekly: The Hidden Costs Hiding in Plain Sight

This week: the LLM bill nobody budgeted for, BNPL hits the bureaus, US open banking goes live, Postgres everywhere, and RAG vs fine-tuning.

FinTekCafe Weekly: RAG Architecture, FedNow Friction, and Why Agent Frameworks Keep Breaking

This week: RAG architecture and costs, service mesh in 2026, ISO 20022 stack impact, plus three Pro pieces on FedNow, AI agent frameworks, and confidential computing.

FinTekCafe Weekly: Vector Search, Knowledge Graphs, and Why Treasury AI Pilots Stall

This week: vector search and embeddings explained, real-time cross-border payments, edge computing in finance, plus three Pro deep-dives on knowledge graphs, treasury AI, and the Series B repricing.

FinTekCafe Weekly: AI Evals, the Embedded Finance Stall, and the End of the Table-Format War

This week: AI evals, the embedded finance stall, vector DBs and pgvector, the AI capex bubble, FedNow adoption, and why the Iceberg vs Delta vs Hudi war is over.

FinTekCafe Weekly: The Stablecoin Endgame, Per-Seat Pricing Breaking, and Why Most IDPs Fail

This week: agentic AI tiers, the bank tokenized-deposit pivot, when service mesh actually pays off, AI pricing breaking per-seat, ISO 20022, and why most IDPs fail.

FinTekCafe Weekly: Your RAG System Is Lying to You (And Three Other Uncomfortable Truths)

FinTekCafe Weekly: The API Economy Is a Lie (And DORA Is About to Prove It)

This week: why most platform companies are just vendors, the true cost of AI infrastructure, DORA enforcement, data lakehouses, VC economics, and prompt engineering.

FinTekCafe Weekly: AI Vendors Are Lying to You (And 5 Ways to Catch Them)

Plus: the CTO playbook that actually works, why your cloud bill is 40% too high, and a 30-day enterprise software framework.