Rival
Apr 28 2026, 20:44 UTClive
SCAN HISTORY · MEDIUM

LangChain Browser Tools — Scan History

Every fetch, parse, and diff recorded for LangChain Browser Tools. Filter by surface to focus the timeline; each row captures what was found, what changed, and the fields returned.

Scans · 14d
49
Changed
33
Surfaces
7
BY SURFACE

Filter

49 scans
All49blog7changelog4github4homepage11pricing6profile7social10
MOST RECENT FIRST

Timeline

last change Apr 27, 06:36
Apr 27, 2026
4 changed · 5 scans
06:36
Apr 27
SOCIAL+1

The followers count has been updated to 0, and the posting frequency is now explicitly set to 'irregular'.

platform
X
followers
0
posting frequency
irregular
recent post topics
06:36
Apr 27
PROFILE+1

The company's founding year was updated to 2023. Several use cases were revised, with some being removed, new ones added, and existing ones rephrased or consolidated. Additionally, publication prefixes were removed from the recent awards/recognition list.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
use cases stated
build gen AI apps from prototype through production, build long-running agents for complex tasks, quick start agents wi…
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:35
Apr 27
BLOG+1

The post frequency has increased to daily, and the primary topics list has been updated with new focus areas. Additionally, six new developer-focused blog posts have been added.

post frequency
daily
primary topics
AI Agent Architecture, AI Agent Development, LangChain Ecosystem, AI Agent Observability and Evaluation, Deep Agents Fr…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:35
Apr 27
GITHUB+1

The repository saw an increase in forks and open pull requests, but a decrease in stars. Additionally, the title of the latest release was updated.

forks
3137
stars
17572
topics
language
TypeScript
open prs
178
open issues
176
06:34
Apr 27
CHANGELOGNO CHANGEvia markdown

No change since last scan.

url
https://changelog.langchain.com/
content
--- title: LangChain - Changelog description: Check out the latest product updates on the LangChain LaunchNotes page. i…
Apr 26, 2026
11 changed · 15 scans
06:52
Apr 26
SOCIAL+1

The platform name has been updated to 'X', and there are updates to the followers count and the posting frequency data format.

platform
X
followers
-3.180479767852315e+38
recent post topics
06:52
Apr 26
PROFILE+1

The company's founded year was updated, and key leadership information was removed. Developer-facing use cases were revised to include more specific agent development lifecycle steps like debugging, evaluation, and deployment, while some broader descriptions were removed, and awards were rephrased.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2022
customer logos
key leadership
use cases stated
build gen AI apps, ship great agents faster, understand, improve, and ship agents, debug every agent decision, eval cha…
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:51
Apr 26
BLOG+1

The blog's post frequency was updated and its primary topics were significantly revised. Additionally, six older blog posts were removed from the 'recent stories' section.

post frequency
2-3x per week
primary topics
AI Agent Development, Agent Observability and Evaluation, LangChain Frameworks, AI Engineering Best Practices, Case Stu…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:51
Apr 26
GITHUB+1

The number of stars increased and forks decreased. The date and version formats for recent releases and the last commit date were also updated.

forks
3100
stars
17600
topics
language
TypeScript
open prs
176
open issues
176
06:50
Apr 26
CHANGELOGNO CHANGEvia markdown

No change since last scan.

url
https://changelog.langchain.com/
content
--- title: LangChain - Changelog description: Check out the latest product updates on the LangChain LaunchNotes page. i…
06:33
Apr 26
SOCIAL+1

The 'platform' field's value changed from 'X' to 'twitter', the 'followers' field's value changed from -1 to -999, and a new field 'posting_frequency' was added.

platform
twitter
followers
-999
posting frequency
null
recent post topics
06:33
Apr 26
PROFILE+1

LangChain has clarified its target company size to 'enterprises' and updated key leadership information. The list of stated use cases for agents has been revised, and recent awards now include specific sources.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
{"name":"Harrison Chase","title":"Founder"}, {"name":"Ankush Gola","title":"Co-founder"}
use cases stated
build gen AI apps, build agents, understand, improve, and ship agents, testing and debugging agents, agent evaluation, …
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:33
Apr 26
BLOG+1

Six new blog posts have been added, covering topics from enterprise-scale agents to self-healing agents. The primary topics have been updated to reflect a stronger focus on AI agent development, LangSmith platform tools, and enterprise AI.

post frequency
daily
primary topics
AI Agent Development & Architecture, LangSmith Platform & Tools, Deep Agents Framework, Observability and Evaluation fo…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:32
Apr 26
GITHUB+1

The version string for the most recent release was updated to include the full package name.

forks
3138
stars
17570
topics
language
TypeScript
open prs
176
open issues
176
06:31
Apr 26
CHANGELOGNO CHANGEvia markdown

No change since last scan.

url
https://changelog.langchain.com/
content
--- title: LangChain - Changelog description: Check out the latest product updates on the LangChain LaunchNotes page. i…
06:18
Apr 26
SOCIALNO CHANGE

No change since last scan.

platform
X
followers
-1
recent post topics
06:18
Apr 26
PROFILE+1

The company now lists key leadership and a comprehensive set of use cases for developing and deploying AI agents.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
{"name":"Harrison Chase","title":"Co-founder"}, {"name":"Ankush Gola","title":"Co-founder"}
use cases stated
build gen AI apps from prototype through production, Build long-running agents for complex tasks, Quick start agents wi…
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:17
Apr 26
BLOG+1

The page has updated its primary topics, rephrasing existing ones and adding new developer-focused categories. Additionally, six older recent blog posts have been removed from the listing.

post frequency
daily
primary topics
AI Agent Architecture, Observability and Evaluation for AI Agents, Deep Agents Development, Software Engineering for AI…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:17
Apr 26
GITHUB+1

The repository saw increases in stars, forks, open issues, pull requests, and contributors. A new recent release, @langchain/google-common@2.1.28, was published, and the last commit date was updated to 2026-04-24.

forks
3138
stars
17570
topics
language
TypeScript
open prs
176
open issues
176
06:16
Apr 26
CHANGELOGNO CHANGEvia markdown

No change since last scan.

url
https://changelog.langchain.com/
content
--- title: LangChain - Changelog description: Check out the latest product updates on the LangChain LaunchNotes page. i…
Apr 25, 2026
9 changed · 9 scans
06:48
Apr 25
SOCIAL+1Partial

The platform name has been shortened to 'X', the followers count was updated, and the 'posting_frequency' field has been removed.

platform
X
followers
-1
recent post topics
06:48
Apr 25
PROFILE+1Partial

The mission statement was expanded with additional context about LLMs and agents. All previously listed use cases were removed from the 'use_cases_stated' field.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
use cases stated
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:47
Apr 25
BLOG+6Partial

The blog updated its post frequency to daily and added 6 new blog posts covering topics such as enterprise agents, evaluation harnesses, LangSmith Fleet integration, Deep Agents updates, continual learning, and self-healing agents. The blog's primary topics were also rephrased and updated to reflect current focus areas like AI agent architecture, LLM observability, and production deployment.

post frequency
daily
primary topics
AI Agent Architecture and Development, LLM Observability and Evaluation, LangChain Ecosystem and Frameworks, Production…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:29
Apr 25
SOCIAL+1Partial

The posting frequency has been updated from 'null' to 'irregular'.

platform
X (formerly Twitter)
followers
0
posting frequency
irregular
recent post topics
06:28
Apr 25
PROFILE+1

The company's mission statement was shortened, and its stated use cases were significantly updated to include new capabilities for agents and remove older, more general descriptions. The target company size was also removed.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
use cases stated
build gen AI apps, Build long-running agents for complex tasks, Quick start agents with any model provider, Build relia…
mission statement
Our mission is to figure out what the future of agents look like, and create tools that make it easy to build them.
06:28
Apr 25
BLOG+1

The list of primary topics for the blog has been updated, with several topics being refined, added, or removed to reflect new areas of focus.

post frequency
2-3x per week
primary topics
AI Agent Development, LangChain Ecosystem (LangSmith, Deep Agents), Agent Performance and Evaluation, Software Engineer…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
06:16
Apr 25
SOCIAL+1Partial

The 'platform' field was updated to 'X (formerly Twitter)', and a new 'posting_frequency' field was added.

platform
X (formerly Twitter)
followers
0
posting frequency
null
recent post topics
06:15
Apr 25
PROFILE+1

The company's founded year was updated to 2023, and several new recognitions were added, highlighting funding and valuation milestones. The stated use cases were significantly revised, and target company size is now specified as 'enterprise'.

positioning
LangChain provides the agent engineering platform and open source frameworks developers need to ship great agents faste…
founded year
2023
customer logos
key leadership
use cases stated
build gen AI apps, ship great agents faster, understand agents, improve agents, test and debug agents, deploy agents
mission statement
We believe that LLMs are extremely powerful. They are more powerful when put to work through agents that can use data a…
06:15
Apr 25
BLOG+1

The blog content has undergone a major refresh, with a significant number of new posts, expanded and reclassified categories, and more descriptive primary topics. Recent post dates are now properly populated, and recent post URLs have been updated with a consistent "/blog/" prefix.

post frequency
2-3x per week
primary topics
AI Agent Development, LangChain Ecosystem (LangSmith, Deep Agents, LangGraph), Agent Observability and Evaluation, Prod…
recent post urls
/blog/credit-genie-insights-agent-financial-assistant, /blog/runtime-behind-production-deep-agents, /blog/agentic-engin…
developer focused
true
recent post dates
April 20, 2026, April 20, 2026, April 17, 2026, April 16, 2026, April 16, 2026, April 16, 2026, April 15, 2026, April 1…
recent post titles
How Credit Genie used Insights Agent to improve their AI financial assistant, The runtime behind production deep agents…
Apr 24, 2026
1 changed · 1 scans
06:30
Apr 24
PRICING+1

The pricing page introduced more detailed billing structures for trace volume, deployment runs, and Fleet runs across Developer and Plus plans. It also standardized and expanded the explicit feature lists for all tiers, adding "Insights (beta)" and "Dataset collection" to the Developer plan and breaking down bundled enterprise features for greater clarity.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Tracing","Monitoring","Insights (…
has free tier
true
free tier limits
1 seat; Up to 5k base traces/mo; Up to 50 Fleet runs/mo
pricing transparent
false
Apr 23, 2026
2 changed · 2 scans
06:52
Apr 23
PRICING+1Partial

The Developer and Plus plans received a significant number of new features covering deployment, observability, security, and integration. The Enterprise plan now provides more granular custom pricing, hosting, infrastructure, and support details.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Up to 5k base traces / mo, then p…
has free tier
true
free tier limits
Up to 5k base traces / mo, 1 Fleet agent, Up to 50 Fleet runs / mo, 1 seat
pricing transparent
false
06:35
Apr 23
PRICING+1Partial

The Plus and Enterprise plans now explicitly inherit features from the preceding plans. The Enterprise plan's billing period has been updated to 'annual'.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Up to 5k base traces / mo, then p…
has free tier
true
free tier limits
Up to 5k base traces / mo, then pay-as-you-go, 1 Fleet agent, Up to 50 Fleet runs / mo, 1 seat
pricing transparent
false
Apr 22, 2026
3 changed · 3 scans
06:03
Apr 22
PRICING+1Partial

Per-unit pricing changed for Developer and Plus tiers. The explicit feature lists for Plus and Enterprise tiers were updated. The billing period for the Enterprise tier and the free tier limits string also changed.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Up to 5k base traces / mo, then p…
has free tier
true
free tier limits
Up to 5k base traces / mo, then pay-as-you-go; 1 Fleet agent; Up to 50 Fleet runs / mo; 1 seat
pricing transparent
false
06:03
Apr 22
PRICING+1Partial

The pricing details within the 'per_unit' field for Developer and Plus plans have been simplified, now indicating 'per seat per month' rather than specific overage costs. Additionally, the Enterprise plan's 'per_unit' and 'billing_period' values changed their string representations, and the 'free_tier_limits' description was adjusted to remove '1 Fleet agent'.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Up to 5k base traces / mo, then p…
has free tier
true
free tier limits
Up to 5k base traces / mo, Up to 50 Fleet runs / mo, 1 seat
pricing transparent
false
06:02
Apr 22
PRICING+1Partial

The pricing transparency flag has been updated to true. The 'per_unit' details for the 'Developer' and 'Plus' plans now reflect the base seat price, rather than the pay-as-you-go rates.

tiers
{"cta":"Start for free","name":"Developer","price":"$0 / seat per month","features":["Up to 5k base traces / mo, then p…
has free tier
true
free tier limits
Up to 5k base traces / mo, 1 Fleet agent, Up to 50 Fleet runs / mo, 1 seat
pricing transparent
true
Apr 21, 2026
3 changed · 3 scans
06:04
Apr 21
SOCIAL+1Partial

The platform name has been simplified to "X", and the follower count has been updated from -1 to 0.

platform
X
followers
0
recent post topics
06:04
Apr 21
SOCIAL+1Partial

The platform name, follower count, and recent post topics have changed, and the 'posting_frequency' field was removed.

platform
X (formerly Twitter)
followers
-1
recent post topics
06:03
Apr 21
SOCIAL+1Partial

A new 'posting_frequency' field was added, and topics were added to 'recent_post_topics'. The 'platform' casing and 'followers' count were also updated.

platform
x
followers
-999
posting frequency
irregular
recent post topics
error, javascript, privacy extensions
Apr 20, 2026
0 changed · 3 scans
06:03
Apr 20
HOMEPAGENO CHANGEPartial

The page has removed two general key differentiators from the LangSmith platform features and updated the customer list in the social proof section, including one company name change and various capitalization adjustments.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:03
Apr 20
HOMEPAGENO CHANGEPartial

The page now explicitly lists and describes key product differentiators for developers, including Observability, Evaluation, Deployment, and Fleet. There were minor wording adjustments to the social proof and target audience descriptions.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:03
Apr 20
HOMEPAGENO CHANGEPartial

The page has significantly expanded its content by adding detailed descriptions and features for the LangSmith platform's Observability, Evaluation, Deployment, and Fleet functionalities, and introducing three open-source frameworks: deepagents, langchain, and langgraph.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
Apr 19, 2026
0 changed · 3 scans
06:02
Apr 19
HOMEPAGENO CHANGEPartial

The page introduces a new "LangSmith Fleet" product category and highlights dedicated sections for open-source frameworks like "deepagents," "langchain," and "langgraph." Existing LangSmith features have been reorganized into distinct product categories for improved clarity.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing, Try LangSmith, Get a demo
secondary cta text
Get a demo
06:01
Apr 19
HOMEPAGENO CHANGEPartial

The page introduces a new open-source framework, "deepagents," and significantly re-organizes the LangSmith platform features into distinct product categories (Observability, Evaluation, Deployment, Fleet) with dedicated navigation and pages, enhancing product clarity and discoverability.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:01
Apr 19
HOMEPAGENO CHANGEPartial

The main navigation menu has been updated to include direct links for 'Try LangSmith' and 'Get a demo.' No other significant content or feature changes were observed.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
Apr 18, 2026
0 changed · 3 scans
06:02
Apr 18
HOMEPAGENO CHANGE

The website now highlights a new 'Fleet' product category and specific open-source frameworks like Deepagents and LangGraph, while restructuring its key differentiators into distinct product sections for clearer understanding, and updated its primary tagline and social proof summary.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:02
Apr 18
HOMEPAGENO CHANGEPartial

The page has introduced new open-source frameworks like Deep Agents and LangGraph, and a new 'Fleet' product within the LangSmith platform. Key developer resources such as LangChain Academy, a Changelog, and a Trust Center have also been added, with an overall more structured presentation of product information.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that workwow
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:02
Apr 18
HOMEPAGENO CHANGEPartial

The page introduces the 'deepagents' framework and a new 'LangSmith Fleet' product category, along with a conference announcement and updated navigation. Minor changes include 'Gitlab' being replaced by 'clay' in social proof and a dynamic 'wow' effect on the primary tagline.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work wow
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
Apr 17, 2026
0 changed · 2 scans
06:01
Apr 17
HOMEPAGENO CHANGEPartial

The website has restructured how it presents LangSmith's key differentiators versus its open-source framework capabilities. Several framework-related descriptions that were previously listed as key differentiators are now exclusively presented within their respective open-source project sections. A standalone positioning statement has also been integrated into other descriptive text.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
06:01
Apr 17
HOMEPAGENO CHANGEPartial

The page introduces a new agent conference, 'Interrupt', and new offerings including the 'LangSmith Fleet' product and 'deepagents' open-source framework. Navigation has been updated to better categorize products and new learning resources like 'Max Agency' and 'LangChain Academy' have been added.

sub tagline
Observe, evaluate, and deploy agents with LangSmith, the agent engineering platform.
primary cta url
https://smith.langchain.com/
primary tagline
Ship agents that work
primary cta text
Start building
nav primary items
Products, Learn, Docs, Company, Pricing
secondary cta text
Get a demo
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