LangSmith Pricing
Tracing and evals for LLM apps
LangSmith plans
Free plan available · Paid plans from about $39/mo
Developer
Free
Plus
$39/user/mo
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Prices may change. Check the official site before paying.
Similar Developer Platforms & Models tools: price comparison
| Tool | Starting price | Description |
|---|---|---|
| Hugging Face | from ≈ $9/mo | Hub for open models and datasets |
 Twelve Labs | from ≈ $29/mo | Video understanding and search API |
 Vapi | from ≈ $29/mo | Developer platform for voice AI agents |
 Tavily | from ≈ $30/mo | Search API built for AI agents |
 Mercury 3 | - | Diffusion LLM that generates tokens in parallel |
| Claude Console | - | Manage Claude API keys and usage |
| OpenAI Platform | - | OpenAI API |
| Google AI Studio | - | Try the Gemini API and get a key |
| OpenRouter | - | Many model APIs behind one endpoint |
| Replicate | - | Run open models through an API |
| Ollama | - | Run models on your own computer |
| LM Studio | - | Desktop app for running local models |