HoneyHive
Apps
Deploy LLMs safely with mission-critical AI tools.
Like LangSmith, HoneyHive is in the Apps category. Both are freemium. Worth comparing on the detail page.
We've curated 50 of the best alternatives to LangSmith, ranked by feature overlap, topic similarity, user ratings, and popularity. HoneyHive, Continual, and Datature lead the list as the closest matches.
Updated May 18, 2026
The list includes 50 freemium, so whether you're looking for a no-cost replacement or a more capable paid tier, there's an option to compare. LangSmith itself is freemium, which makes freemium alternatives the most natural starting point.
Many of these tools cluster around use cases like Api, App Development, Natural Language Processing, and No Code — the same problem spaces LangSmith addresses. Cross-referencing tools that overlap on multiple topics gives a more reliable signal than category alone, because two products in the same category can still serve very different workflows.
Our ranking weighs eight signals: shared category, topic overlap, feature overlap, name and description text similarity (via PostgreSQL's pg_trgm and tsvector), Bayesian-smoothed user ratings, pricing-model match, popularity, and editorial overrides. Scores are then normalized within each tool's own candidate pool so the top match always represents the strongest available alternative.
Use the table of contents below to jump to free or paid alternatives, or scroll down to compare each option side-by-side with LangSmith.
Ranked by compatibility score
Apps
Deploy LLMs safely with mission-critical AI tools.
Like LangSmith, HoneyHive is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build predictive models on the modern data stack.
Like LangSmith, Continual is in the Apps category. Both are freemium. Worth comparing on the detail page.
0 free and 50 freemium options.
26 additional candidates
HoneyHive ranks as the highest-scoring alternative to LangSmith, based on shared category, topic overlap, feature similarity, and user ratings. Ratings are still being collected for this tool.
Yes — 0 fully free and 50 freemium alternatives are available, including HoneyHive, Continual, and Datature.
HoneyHive is similarly priced (freemium) and sits in the same category (Apps). View its detail page to compare features, integrations, and reviews side-by-side.
Top Apps alternatives include HoneyHive, Continual, Datature, and Instill Tech. These tools share the same primary category and have meaningful topic overlap with LangSmith.
Neither LangSmith nor HoneyHive has user ratings yet — be the first to review either tool to help future visitors compare them.
Apps
Build computer vision apps without code
Like LangSmith, Datature is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Accelerate AI app development 10x with no-code/low-code
Like LangSmith, Instill Tech is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Empower AI teams to build, train, and automate.
Like LangSmith, Labelbox is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Unite AI, NoCode, and Code to build SaaS tools fast
Like LangSmith, MarsX is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Empower teams to build AI-powered video and audio apps faster.
Like LangSmith, Sieve is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Transform ideas into AI apps in minutes
Like LangSmith, UBOS is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Create AI Apps without code in minutes.
Like LangSmith, BuildAI.Space is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build and deploy AI applications in minutes
Like LangSmith, Stack AI is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build your app in 5 minutes, no coding required.
Like LangSmith, Sutro is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Connect AI models visually, deploy instantly.
Like LangSmith, TakomoAI is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Prototype and deploy generative AI apps for engineers.
Like LangSmith, LastMile is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build AI tools without code in seconds.
Like LangSmith, FormWise is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Generate stunning app designs with code in one click.
Like LangSmith, FlutterFlow AI Gen is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build LLM apps visually with open-source tools
Like LangSmith, FlowiseAI is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Simple AI tools for everyday tasks
Like LangSmith, Lowtech is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Create apps and games without code
Like LangSmith, Glowbom is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Generate web apps from text descriptions, no coding required.
Like LangSmith, Bricabrac is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build a no-code AI app in minutes.
Like LangSmith, Imagica is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Ship ambitious generative AI apps faster
Like LangSmith, Portkey is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
AI-powered backend platform for faster app development
Like LangSmith, Singlebase is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Build AI-powered apps in minutes, code-free.
Like LangSmith, AppGen is in the Apps category. Both are freemium. Worth comparing on the detail page.
Apps
Add natural language capabilities to your apps easily.
Like LangSmith, Chariotai is in the Apps category. Both are freemium. Worth comparing on the detail page.
44 more free/freemium alternatives listed below. Browse all LangSmith alternatives ↓
50 free or freemium alternatives to LangSmith on /tools/langsmith/alternatives.
Like LangSmith, Vext is in the Apps category. Both are freemium. Worth comparing on the detail page.
