Hard facts side by side: free tiers, prices, limits, SDKs and privacy. Every value links to the official page it came from and is re-checked every week.
| For agents |  LiveKit Agents |  Ollama |  LangChain |
|---|---|---|---|
| Free tier | Yes, Build plan at $0, no card Includes 1,000 agent session minutes and $2.50 in inference credits (about 50 minutes) a month. Source, Nov 15, 2026 | Yes, local use is unlimited Pay as you go plan is $0. Pricing page: running models on your own hardware is always unlimited. Source, Nov 15, 2026 | Free & open source MIT library; LangSmith Developer plan is free with up to 5k base traces/month, 1 seat. Source, Nov 15, 2026 |
| Starting price |
| $50/mo (Ship plan) Ship adds 5,000 session minutes and $5 inference credits; Scale starts at $500/mo. Source, Nov 15, 2026 |
| $20/mo (Pro, cloud models only) Paid plans cover hosted cloud models. Local models cost nothing. Source, Nov 15, 2026 |
| Free, open source Hosted LangSmith Plus is $39/seat/month with up to 10k base traces/month, then pay-as-you-go. Source, Nov 15, 2026 |
| Rate limit | 100 LLM requests/min (free) Build plan: 600,000 LLM tokens/min, 5 STT and 5 TTS connections, 5 concurrent agent sessions. Source, Nov 15, 2026 | Not listed | 5k traces/month LangSmith free Developer plan, then pay-as-you-go. Source, Nov 15, 2026 |
|---|
| Storage | Not listed | Not listed | Traces kept 14 days LangSmith base traces; extended traces kept 180 days at extra cost. Source, Nov 15, 2026 |
|---|
| Official SDKs | PythonJavaScript / TypeScript LiveKit Agents framework ships for Python and Node.js. Source, Nov 15, 2026 | PythonJavaScript / TypeScript | PythonJavaScript / TypeScript |
|---|
| Open source | Yes livekit/agents and livekit/agents-js are Apache-2.0; LiveKit Cloud itself is a hosted service. Source, Nov 15, 2026 | Yes MIT license for Ollama and for the Python library. Source, Nov 15, 2026 | Yes MIT licence Source, Nov 15, 2026 |
|---|
| Trains on your data | Not listed | No Pricing page: prompt or response data is never logged or trained on. Source, Nov 15, 2026 | No Runs in your own code; LangSmith states it does not use your data to train models. Source, Nov 15, 2026 |
|---|
| EU hosting | Yes EU project data region, eu-central agent hosting, and EU-only LiveKit Inference models. Source, Nov 15, 2026 | Not listed | Yes LangSmith cloud offers an EU region (eu.smith.langchain.com, GCP EU). Source, Nov 15, 2026 |
|---|
| Compliance | SOC 2GDPRHIPAA SOC 2 Type II audited; HIPAA BAAs on Scale and Enterprise; ISO 27001 in progress. Source, Nov 15, 2026 | Not listed | SOC 2ISO 27001GDPRHIPAASource, Nov 15, 2026 |
|---|
Official libraries listed in the Ollama repo: ollama-python and ollama-js.
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