Helicone

LLM observability, routing and AI gateway.

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Pricing

Model: freemium
Starting price: $79/mo
Source: Pricing page ↗

Niches

Best for

Trace, debug and evaluate agents

▸ One-line proxy for cost and latency tracking.

Related use cases

Run agent-generated code in a sandbox Build an AI agent in code Build agent workflows without coding Launch a phone/voice AI agent