Helicone

Open source

Open-source LLM observability platform with an AI gateway for routing, caching, and rate limiting.

Pricing: free, subscription, usage
Free tier: true
License: open-source
Open source: Yes

Editorial review

Helicone has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Tags(open-source;cloud-native): llm-observability, llm-gateway, open-source, monitoringVerification pending

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): SaaS, self-hostedVerification pending

Pricing · Licensing

Free plan(true/false): trueVerification pending
Free trial(true/false): trueVerification pending
License model(proprietary;open-source;source-available;dual-license): open-sourceVerification pending
Pricing model(free;subscription;usage;seat;asset;transaction;revenue-share;perpetual;custom): free, subscription, usageVerification pending
Source repository(HTTPS URL): https://github.com/Helicone/heliconeVerification pending
SPDX license IDs(Apache-2.0;MIT): Apache-2.0Verification pending
Starting price(29): 79Verification pending
Trial length(14): 7Verification pending

Features · Product · Fit

Core capabilities(authoring;automation;analytics): LLM request logging and tracing, AI gateway with caching, rate limits, and fallbacks, Prompt management and datasets, HQL querying and user analytics, Alerts and reports, Evaluation and experimentsVerification pending

Api · Integrations · Ecosystem

API available(true/false): trueVerification pending
Enterprise SSO(SAML;OIDC): SAMLVerification pending

Security · Privacy · Compliance

Security certifications(SOC 2 Type II;ISO 27001): SOC 2, HIPAAVerification pending

Support · Docs · Services

Support channels(email;ticket;chat;phone;community): community, emailVerification pending

Audience · Use · Case

Best for(Neutral editorial summary): AI engineering teams that want open-source LLM observability with an optional hosted gateway for logging, caching, and rate limiting.Verification pending
Company-size fit(individual;SMB;mid-market;enterprise): individual, SMB, mid-market, enterpriseVerification pending
Primary use cases(build;monitor;automate): LLM observability and debugging, Cost and latency monitoring, Gateway routing for AI applicationsVerification pending
Skill level(beginner;intermediate;advanced;specialist): intermediateVerification pending

Lifecycle · Versioning

Maintenance status(active;maintenance;deprecated;EOL;archived): activeVerification pending

Vendor · Maintainer

Vendor type(commercial;foundation;community;government;consortium;individual): commercialVerification pending

User reviews

Review policy

No published reviews yet.