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U.S. CBP Reported Employee Arrests (FY2020 – FYTD)

https://www.cbp.gov/newsroom/stats/reported-employee-arrests
1•ludicrousdispla•1m ago•0 comments

Show HN: I built a free UCP checker – see if AI agents can find your store

https://ucphub.ai/ucp-store-check/
1•vladeta•6m ago•1 comments

Show HN: SVGV – A Real-Time Vector Video Format for Budget Hardware

https://github.com/thealidev/VectorVision-SVGV
1•thealidev•8m ago•0 comments

Study of 150 developers shows AI generated code no harder to maintain long term

https://www.youtube.com/watch?v=b9EbCb5A408
1•lifeisstillgood•8m ago•0 comments

Spotify now requires premium accounts for developer mode API access

https://www.neowin.net/news/spotify-now-requires-premium-accounts-for-developer-mode-api-access/
1•bundie•11m ago•0 comments

When Albert Einstein Moved to Princeton

https://twitter.com/Math_files/status/2020017485815456224
1•keepamovin•12m ago•0 comments

Agents.md as a Dark Signal

https://joshmock.com/post/2026-agents-md-as-a-dark-signal/
1•birdculture•14m ago•0 comments

System time, clocks, and their syncing in macOS

https://eclecticlight.co/2025/05/21/system-time-clocks-and-their-syncing-in-macos/
1•fanf2•16m ago•0 comments

McCLIM and 7GUIs – Part 1: The Counter

https://turtleware.eu/posts/McCLIM-and-7GUIs---Part-1-The-Counter.html
1•ramenbytes•18m ago•0 comments

So whats the next word, then? Almost-no-math intro to transformer models

https://matthias-kainer.de/blog/posts/so-whats-the-next-word-then-/
1•oesimania•20m ago•0 comments

Ed Zitron: The Hater's Guide to Microsoft

https://bsky.app/profile/edzitron.com/post/3me7ibeym2c2n
2•vintagedave•23m ago•1 comments

UK infants ill after drinking contaminated baby formula of Nestle and Danone

https://www.bbc.com/news/articles/c931rxnwn3lo
1•__natty__•23m ago•0 comments

Show HN: Android-based audio player for seniors – Homer Audio Player

https://homeraudioplayer.app
2•cinusek•24m ago•0 comments

Starter Template for Ory Kratos

https://github.com/Samuelk0nrad/docker-ory
1•samuel_0xK•25m ago•0 comments

LLMs are powerful, but enterprises are deterministic by nature

2•prateekdalal•29m ago•0 comments

Make your iPad 3 a touchscreen for your computer

https://github.com/lemonjesus/ipad-touch-screen
2•0y•34m ago•1 comments

Internationalization and Localization in the Age of Agents

https://myblog.ru/internationalization-and-localization-in-the-age-of-agents
1•xenator•34m ago•0 comments

Building a Custom Clawdbot Workflow to Automate Website Creation

https://seedance2api.org/
1•pekingzcc•37m ago•1 comments

Why the "Taiwan Dome" won't survive a Chinese attack

https://www.lowyinstitute.org/the-interpreter/why-taiwan-dome-won-t-survive-chinese-attack
2•ryan_j_naughton•37m ago•0 comments

Xkcd: Game AIs

https://xkcd.com/1002/
1•ravenical•39m ago•0 comments

Windows 11 is finally killing off legacy printer drivers in 2026

https://www.windowscentral.com/microsoft/windows-11/windows-11-finally-pulls-the-plug-on-legacy-p...
1•ValdikSS•39m ago•0 comments

From Offloading to Engagement (Study on Generative AI)

https://www.mdpi.com/2306-5729/10/11/172
1•boshomi•41m ago•1 comments

AI for People

https://justsitandgrin.im/posts/ai-for-people/
1•dive•42m ago•0 comments

Rome is studded with cannon balls (2022)

https://essenceofrome.com/rome-is-studded-with-cannon-balls
1•thomassmith65•47m ago•0 comments

8-piece tablebase development on Lichess (op1 partial)

https://lichess.org/@/Lichess/blog/op1-partial-8-piece-tablebase-available/1ptPBDpC
2•somethingp•49m ago•0 comments

US to bankroll far-right think tanks in Europe against digital laws

https://www.brusselstimes.com/1957195/us-to-fund-far-right-forces-in-europe-tbtb
4•saubeidl•50m ago•0 comments

Ask HN: Have AI companies replaced their own SaaS usage with agents?

1•tuxpenguine•53m ago•0 comments

pi-nes

https://twitter.com/thomasmustier/status/2018362041506132205
1•tosh•55m ago•0 comments

Show HN: Crew – Multi-agent orchestration tool for AI-assisted development

https://github.com/garnetliu/crew
1•gl2334•55m ago•0 comments

New hire fixed a problem so fast, their boss left to become a yoga instructor

https://www.theregister.com/2026/02/06/on_call/
1•Brajeshwar•57m ago•0 comments
Open in hackernews

LangChain Cost Optimization with Model Cascading

https://github.com/lemony-ai/cascadeflow
1•saschabuehrle•2mo ago

Comments

saschabuehrle•2mo ago
The Hidden ROI Problem with LangChain Agents

After analyzing hundreds of production agent workflows, we discovered something: 40-70% of agent tool calls and text prompts don't need expensive flagship models. Yet most implementations route everything through their selected flagship model.

Here's what that looks like in practice:

A customer support agent handling 1,000 queries/day: - Current cost: ~$225/month - Actual need: 60% could use smaller or domain specific models (faster, cheaper) - Wasted spend: $135/month per agent

A data analysis agent making 5,000 tool calls/day: - Current cost: ~$1,125/month - Actual need: 70% are simple operations - Wasted spend: $787/month

Multiply this across multiple agents, and you're looking at hundreds in unnecessary costs per month.

The root cause? Agent frameworks don't differentiate between "check database status" and "analyze complex business logic" - they treat every call the same.

The Solution: Intelligent Model Cascading

We built CascadeFlow's LangChain integration as a drop-in replacement that:

1. Tries fast, cheap models first 2. Validates response quality automatically 3. Escalates to flagship models only when needed 4. Tracks costs per query in real-time

The integration is dead simple - it works exactly like any LangChain chat model. No architecture changes. Just swap your chat model for CascadeFlow.

What you get: - Full LCEL chain support - Streaming and tool calling - LangSmith tracing out of the box - 40-85% cost reduction - 2-10x faster responses for simple queries - Zero quality loss

Real production results from teams already using it.

Open source, MIT licensed. Takes 5 minutes to integrate.

hommes-r•2mo ago
Just another example of money scaling your way out of a problem. What you don't understand is hard to optimize. Like how you have solved this by acting as an smart router in between that first understands what to optimize and then actually implement that optimization.