Helicone

A one-line proxy integration that adds cost tracking, caching (95% savings on cache hits), and observability across 100+ model providers. Open-source with a generous free cloud tier of 100K requests.

AI ToolFree Tier: Free self-host; 100K free cloud requestsCompany: Helicone, Inc.Category: Cost OptimizationOpen Source: YesQuick Start: Add Helicone as a proxy by changing one line in your API base URL → View cost breakdowns and latency in the dashboard → Enable caching and rate limiting for optimization

Helicone

One-line proxy — cost tracking, 95% cache savings, 100+ model providers

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A one-line proxy integration that adds cost tracking, caching (95% savings on cache hits), and observability across 100+ model providers. Open-source with a generous free cloud tier of 100K requests.

FREE TIER
Free self-host; 100K free cloud requests
COMPANY
Helicone, Inc.
CATEGORY
Cost Optimization › Observability
OPEN SOURCE
Yes
PRIVACY
Open source; self-hosted option
TAGS
observabilitycachingproxy

QUICK START

Add Helicone as a proxy by changing one line in your API base URL → View cost breakdowns and latency in the dashboard → Enable caching and rate limiting for optimization

BEST FOR

  • ▸Developers managing costs & performance across 100+ LLM providers.
  • ▸Startups optimizing LLM spend with 95% cache savings & free self-host.
  • ▸Privacy-focused teams needing open-source LLM observability & self-hosting.

NOT FOR

  • ✕Users with simple, single-model LLM needs; proxy is likely overkill.
  • ✕Non-technical users; requires developer integration for setup.
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