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Helicone alternatives
4 tools to consider instead of Helicone, shown against it.
| Helicone | Langfuse | Portkey | LangSmith | Lunary | |||||||||||||||||||||||||||||||||||||||
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| Vendor | Helicone | Langfuse | Portkey | LangChain | Lunary | ||||||||||||||||||||||||||||||||||||||
| Pricing model | Free tier + paid plans | Free tier + paid plans | Free tier + paid plans | Usage-based | Free tier + paid plans | ||||||||||||||||||||||||||||||||||||||
| Free tier | Yes | Yes | Yes | Yes | Yes | ||||||||||||||||||||||||||||||||||||||
| Deployment | Cloud, Self-hosted | Cloud, Self-hosted | Cloud, Self-hosted | Cloud, Self-hosted | Cloud, Self-hosted | ||||||||||||||||||||||||||||||||||||||
| Open source | Yes | Yes (MIT) | Yes | No | Yes | ||||||||||||||||||||||||||||||||||||||
| Best for | Teams that want low-friction, proxy-based logging of LLM API traffic without instrumenting application code deeply. | Teams that want open-source tracing they can self-host for free and later scale onto a managed cloud plan. | Teams that need a production LLM gateway (routing, fallbacks, guardrails) with logging built in, not just a tracing add-on. | Teams already building on LangChain/LangGraph that want tracing and evaluation from the same vendor. | Teams with EU data-residency or GDPR requirements who want self-hosted or Europe-hosted LLM observability. | ||||||||||||||||||||||||||||||||||||||
| Pricing | Free Hobby tier for a limited number of monthly requests; paid Pro and Team monthly plans add unlimited seats, longer retention, and compliance, with usage-based overage beyond the included request volume; Enterprise is custom with on-prem deployment.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | Free to self-host indefinitely; Langfuse Cloud has a free Hobby tier plus Core, Pro, and Enterprise monthly plans metered by observability units, with graduated per-unit overage pricing.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | Open-source self-hosted gateway is free; hosted Developer tier is free but capped and not for production; Production is a monthly subscription with log-volume overage; Enterprise is custom with private/VPC deployment.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | Free Developer tier includes a monthly trace allowance per seat, then usage-based charges for compute (LCU) and storage (LSU); Plus adds paid seats and deployment features; Enterprise is custom with self-hosted options.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | Free, self-hosted-only Community Edition; hosted Team plan is priced per user per month with a monthly event allowance and overage; Enterprise is custom (cloud or self-hosted); a separate Agency plan serves multi-client consultancies.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | ||||||||||||||||||||||||||||||||||||||
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