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OpenSourceAlternatives

Tag

cost-tracking

3 catalogue entries use this topic; each Project's license policy is labeled separately.

Helicone

HeliconeAIOpen

Open-source LLM observability and AI gateway for monitoring and evaluation

Stars6,211
Commitjust now
LicenseApache-2.0

Helicone is an open-source observability platform and AI gateway for LLM applications. Teams point their existing OpenAI-compatible client at the Helicone gateway and every request is logged with traces, sessions, users, cost, and latency.

Latitude

LatitudeAIOpen

Open-source AI agent observability that finds failures and dispatches fixes

Stars4,718
Commitjust now
LicenseMIT

Latitude is an open-source, MIT-licensed observability platform for production AI agents, organized around an Observe, Understand, and Refine loop of tracing, failure signals, and guardrails.

Alternative toLangfuseHelicone
Spanlens

SpanlensAIOpen

Open-source LLM observability with request logging, cost tracking, and agent tracing

Stars13
Commitjust now
LicenseMIT

Spanlens is an MIT-licensed observability platform for OpenAI, Anthropic, and Gemini workloads with request logging, cost tracking, and agent tracing, added with a one-line change or a drop-in proxy.

Alternative toLangfuseHelicone