Helicone
Helicone AI Gateway
Gateway with credits at 0% markup across 100+ providers. 0% markup x $5,000 model spend = $0 per month (gateway use only).
USD per month at 1M routed requests (≈ $5,000 of model spend)
Free
#1 cheapest of 6 in LLM gateways & routers
Visit Helicone ↗Official pricing ↗Capabilities, explained
What this API can do, and what each capability means for your project.
Models available
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Approximate number of models reachable through the gateway.
Bring your own keys
Yes
You can use your own provider API keys through the gateway.
Automatic fallbacks
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Retries on another model/provider when a request fails.
Response caching
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Can reuse earlier responses to cut cost and latency.
Open source / self-hostable
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You can run the gateway on your own infrastructure.
Free tier
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A permanent free plan exists.
Price history
Only one price recorded so far. The chart appears once the price changes.