LangSmith vs LanguageTool
Side-by-side comparison of features, pricing, and integrations.
Quick Verdict
LangSmith offers fewer features (36 vs 48) and fewer integrations (9 vs 18). Starting price: LangSmith at $39/mo vs LanguageTool at Free. LangSmith has 36 unique features while LanguageTool has 48 unique features, with 0 features in common.
| LangSmith | LanguageTool | |
|---|---|---|
| Category | AI & Machine Learning | AI & Machine Learning |
| Total Features | 36 | 48 |
| AI-Powered Features | 6 | 2 |
| Starting Price | $39/mo | Free |
| Pricing Tiers | 3 | 3 |
| Integrations | 9 | 18 |
| Shared Features | 0 | |
| Shared Integrations | 0 | |
| Data Quality | 80% | 85% |
Feature Comparison by Category
AI (0 vs 2)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Automatic Language Detection | ||
| Paraphrasing Tool |
API (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Assistants API |
Administration (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Organization Roles |
Agent Creation (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Agent Builder |
Analytics (1 vs 1)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Insights (beta) | ||
| Text Statistics |
Automation (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Cron Scheduling |
Collaboration (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Agent Template Sharing |
Compatibility (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Framework Neutral |
Customization (0 vs 2)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Personal Dictionary | ||
| Style Guide |
Data Management (2 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Bulk Data Export | ||
| Dataset Collection |
Deployment (5 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| 1-Click Deploy | ||
| Agent Deployment | ||
| Auto-scaling | ||
| LangSmith Studio | ||
| Memory Management |
Development (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Playground |
Evaluation (2 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Evaluation | ||
| Online and Offline Evals |
Feedback (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Annotation Queues |
Formatting (0 vs 5)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Casing Correction | ||
| Currency Format Checking | ||
| Inconsistent Number Formatting | ||
| Spacing Format Checking | ||
| Time and Date Format Checking |
Functionality (0 vs 1)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Character Limit Support |
Grammar (0 vs 5)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Advanced Grammar Checking | ||
| Agreement Error Detection | ||
| Grammar Checking | ||
| Incorrect Word Order Detection | ||
| Wrong Use of Tenses Detection |
Hosting (2 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Hybrid Hosting | ||
| Self-Hosted Option |
Integration (3 vs 4)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| API Triggers | ||
| Browser Add-On | ||
| MCP Server Integration | ||
| MCP Server Tool Integration | ||
| Windows Desktop App | ||
| iOS App | ||
| macOS Desktop App |
Language (0 vs 1)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Multi-Language Support |
Monitoring (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Monitoring and Alerting |
Observability (3 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Observability | ||
| Real-time Streaming | ||
| Tracing |
Prompt Management (2 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Canvas | ||
| Prompt Hub |
Punctuation (0 vs 3)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Missing Commas Detection | ||
| Punctuation Checking | ||
| Superfluous Commas Detection |
SDK (2 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Python SDK | ||
| TypeScript SDK |
Security (4 vs 2)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Agent Authorization | ||
| Authentication & Authorization for LangGraph APIs | ||
| Custom SSO | ||
| Privacy-Focused Browser Add-On | ||
| Role-Based Access Control | ||
| Secure Text Storage |
Semantics (0 vs 5)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Double Negation Detection | ||
| Incorrect Dates Detection | ||
| Lack of Clarity Detection | ||
| Semantic Error Detection | ||
| Word Confusion Detection |
Spelling (0 vs 2)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Misspelled Names and Acronyms Detection | ||
| Spelling Correction |
Style (0 vs 8)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Foreign Terms Detection | ||
| Incorrect Word Combinations Detection | ||
| Informal Language Detection | ||
| Overused Words Detection | ||
| Picky Mode | ||
| Repetition Detection | ||
| Style Improvement | ||
| Wordiness Detection |
Team (0 vs 3)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Team Dictionary | ||
| Team Style Guide | ||
| User Management |
Templates (1 vs 0)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Prebuilt Templates |
UI/UX (0 vs 3)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| Dark and Light Theme | ||
| Distraction-Free Writing Experience | ||
| Double-Click Synonym Lookup |
Validation (0 vs 1)
| Feature | LangSmith | LanguageTool |
|---|---|---|
| ISBN and IBAN Validation |
Unique Features
Only in LangSmith (36)
Organization Roles
Agent Builder
Insights (beta)
Assistants API
Cron Scheduling
Agent Template Sharing
Framework Neutral
Bulk Data Export
Dataset Collection
1-Click Deploy
Agent Deployment
Auto-scaling
LangSmith Studio
Memory Management
Playground
Evaluation
Online and Offline Evals
Annotation Queues
Hybrid Hosting
Self-Hosted Option
+ 16 more unique features
Only in LanguageTool (48)
Automatic Language Detection
Paraphrasing Tool
Text Statistics
Personal Dictionary
Style Guide
Casing Correction
Currency Format Checking
Inconsistent Number Formatting
Spacing Format Checking
Time and Date Format Checking
Character Limit Support
Advanced Grammar Checking
Agreement Error Detection
Grammar Checking
Incorrect Word Order Detection
Wrong Use of Tenses Detection
Browser Add-On
iOS App
macOS Desktop App
Windows Desktop App
+ 28 more unique features
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