
Own your intelligence. Makers of LangSmith, @LangChain_OSS, and @LangChain_JS.
Joined November 2022
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LangChain retweeted
one of the biggest things i learned building @LangChain’s internal design agent is that most of the rules i wrote actually made it worse...
they were there to compensate for the model’s intelligence at the time
but when Opus 5.5 came out i deleted most of them, and the work got a lot more creative
we got into this with 350+ people at our GTM Engineering Live today.
key takeaways below 🧵
LangChain is returning to re:Invent. A TL;DR:
📍 Meet us at Booth #1740
🎙️ Talks + Panels throughout the week
🗓️ Co-hosted events featuring breakfasts, networking, dinners, and more
See what we’re up to + book meetings: fieldevents.langchain.com/aw…
LangChain retweeted
we've been exploring how to make the knowledge openwiki produces more useful to agents.
our latest experiment pairs the wiki with a lightweight evidence graph, letting agents follow relationships and trace information back to supporting evidence.
on complex, domain-specific questions requiring cross-source reasoning we saw:
👉 5x higher accuracy with openwiki vs. grep alone
👉 27% more accurate with the evidence graph
👉 2x citation consistency
👉 58% lower cost per correct answer with the graph
check out the blog ⤵️
langchain.com/blog/building-…
Great look at making agent memory traceable to evidence ⤵️
we've been exploring how to make the knowledge openwiki produces more useful to agents.
our latest experiment pairs the wiki with a lightweight evidence graph, letting agents follow relationships and trace information back to supporting evidence.
on complex, domain-specific questions requiring cross-source reasoning we saw:
👉 5x higher accuracy with openwiki vs. grep alone
👉 27% more accurate with the evidence graph
👉 2x citation consistency
👉 58% lower cost per correct answer with the graph
check out the blog ⤵️
langchain.com/blog/building-…
LangChain retweeted
"the art of loop engineering" is now a @DeepLearningAI course!
deeplearning.ai/courses/loop…
LangChain retweeted
deslopify - made with Content Studio
We just open sourced our internal design brain 🧠
Meet Content Studio - the agent behind 3,000+ assets at @LangChain
Create on-brand product launch videos, slide decks, ad creatives, social media assets, ui mockups and more
Storyboard and collaborate on a shared canvas in @paper and edit videos in code with @HyperFrames_
It even made its own launch film below, and went full Rocky 🥊
Fork it, add your brand guidelines, and deploy it to your team in Slack with Managed Deep Agents
Here’s what 's inside 🧵
LangChain retweeted
Build reliable agents for long-running tasks.
Loop Engineering with @LangChain Deep Agents: add loops that check output, trigger runs on events, and improve the harness from traces across runs. Taught by @sydneyrunkle and @EAGar123.
Enroll for free: bit.ly/4kfDJxR
LangChain retweeted
great to work w/ @AndrewYNg and @EAGar123 on this loop engineering course!
this course focuses on how to build agents that can a) handle complex tasks and b) improve over time with deepagents!
Build reliable agents for long-running tasks.
Loop Engineering with @LangChain Deep Agents: add loops that check output, trigger runs on events, and improve the harness from traces across runs. Taught by @sydneyrunkle and @EAGar123.
Enroll for free: bit.ly/4kfDJxR
You’re an mda init and mda deploy away from distributing a proactive agent in your org.
Since launching dynamic scheduling for Managed Deep Agents in September, over 70% of MDA runs on LangSmith come from schedules vs human typing a message.
LangChain retweeted
Company harnesses break down knowledge silos
Three in four requests to Content Studio come from people outside marketing. This usage pattern is why I'm so bullish on company harnesses: they allow everyone to get involved in domains they had no business in before. We've encoded our design team's judgment into a set of skills anyone can use, so anyone with a creative vision can execute it with Content Studio
Coding agents brought the same shift to SWE. People who would have called themselves nontechnical a year ago are now shipping PRs
I'm excited to see this happen in every domain
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
LangSmith now tracks cache hit rates for your agents 🦜
Cached LLM calls are cheaper and faster, so it's worth knowing how often your agent actually gets a hit.
📊 View your agent's overall hit rate as a single stat
🧵 Break it down thread by thread
📈 Chart it over time with our dashboard templates
Try it out today ➡️ smith.langchain.com
Our design agent doesn’t burn tokens starting over. It never hands back a flat image or a generated clip.
Slides are HTML. Charts are data specs. Films are animation timelines. “Move the parrot left” is a one-value change, not a regenerate-from-scratch.
🍿 Want to go deeper? We asked our design agent to make a film about how it works.
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
Come learn about our design agent on October 28th!
Chat with our team, see it in action, and discover how it works!
RSVP: events.langchain.com/gtm-eng…
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
Built on Managed Deep Agents. Used by our team every day.
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
LangChain retweeted
deepdive into how we built our design agent (along with oss code)
i use this at least a few times a week for slides, gifs, images, etc
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
LangChain retweeted
bet ya didn't know... Content Studio is a managed deepagent!!!
want your own content studio deployed in your organization?
git clone
mda deploy
boom
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
LangChain retweeted
We just open sourced our internal design brain 🧠
Meet Content Studio - the agent behind 3,000+ assets at @LangChain
Create on-brand product launch videos, slide decks, ad creatives, social media assets, ui mockups and more
Storyboard and collaborate on a shared canvas in @paper and edit videos in code with @HyperFrames_
It even made its own launch film below, and went full Rocky 🥊
Fork it, add your brand guidelines, and deploy it to your team in Slack with Managed Deep Agents
Here’s what 's inside 🧵
How we built Content Studio, an open-source design agent in Slack that makes on-brand videos, graphics and decks, and the harness that powers it. View article
"If the question was very simple, or the search was very simple, the parent node can just do it. It doesn’t even need to come up with a plan”
-Shubhro Roy, AI Engineering Leader at @Box
langchain.com/blog/building-…



















