LangSmith Alternatives
LangSmith is a unified DevOps platform for developing, collaborating, testing, deploying, and monitoring LLM applications.
LangSmith, part of LangChain, is a platform that provides tools for debugging, testing, evaluating, and managing prompts for LLM applications.
Explore 51 alternatives to LangSmith across 2 categories. Each tool listed below shares at least one category with LangSmith.
Top LangSmith alternatives at a glance
- Amazon Bedrock. Managed API access to foundation models on AWS with built-in fine-tuning and agent tooling
- Anyscale. Fast, cost-efficient, serverless APIs for LLM Serving and Fine Tuning
- Axolotl. Open-source toolkit for fine-tuning LLMs with a single YAML config across the full training pipeline
- fal. Build the next generation of creativity with fal. Lightning fast inference.
- FinetuneDB. Capture production data, evaluate outputs collaboratively, and fine-tune your LLM's performance
🧠 Fine-tuning
LLaMA-Factory
Open-source fine-tuning framework for 100+ LLMs with a web UI
torchtune
PyTorch-native library for fine-tuning LLMs on consumer and enterprise GPUs
TRL
Hugging Face library for training language models with RLHF, SFT, and DPO
Unsloth
Fine-tune LLMs up to 30x faster with 90% less memory usage
📊 Observability & Analytics
Agenta
Open-source prompt management, evaluation, and observability for LLM apps
Braintrust
Stop building AI in the dark.
Comet Opik
Comet provides an end-to-end model evaluation platform for AI developers.
Future AGI
Open-source platform for testing, monitoring, and improving AI agents with tracing, evals, guardrails, and gateway
Frequently asked questions
What are the best alternatives to LangSmith?
Based on category overlap and popularity, the top alternatives to LangSmith include: Amazon Bedrock (Managed API access to foundation models on AWS with built-in fine-tuning and ...); Anyscale (Fast, cost-efficient, serverless APIs for LLM Serving and Fine Tuning); Axolotl (Open-source toolkit for fine-tuning LLMs with a single YAML config across the...); fal (Build the next generation of creativity with fal. Lightning fast inference.); FinetuneDB (Capture production data, evaluate outputs collaboratively, and fine-tune your...). See all 51 alternatives compared on this page.
Is there a free alternative to LangSmith?
Yes. 41 alternatives to LangSmith offer a free tier or free trial: Amazon Bedrock, fal, Hugging Face, Klu, Lamini, LLaMA-Factory, and more. Use the comparison above to find the best fit for your use case.
Are there open-source alternatives to LangSmith?
Yes. 22 open-source alternatives to LangSmith are listed here: Axolotl, Hugging Face, LLaMA-Factory, Ludwig, torchtune, TRL, and more. Open-source tools can be self-hosted for full control over data and infrastructure.
What is LangSmith?
LangSmith, part of LangChain, is a platform that provides tools for debugging, testing, evaluating, and managing prompts for LLM applications. It offers functionalities like nested traces for debugging, dataset curation for testing, application-level usage stats for monitoring, and a prompt playg... See 51 alternatives to LangSmith across 2 categories.
Is your product missing?