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GatewaysHelicone

Tokenminning with Helicone

Helicone  is an LLM observability platform with an AI Gateway — one OpenAI-compatible endpoint for 100+ models, automatic logging, and 0% markup on provider rates.

Hub for the Helicone cluster. Best fit when you need request-level visibility and throttling before traffic hits providers.

Quick checklist

  1. Open Helicone → Requests tab after your first API call — dashboard.
  2. Set rate limits per user, feature, or API key — rate limits.
  3. Default to gpt-4o-mini or equivalent cheap models.
  4. Enable prompt caching proxy for repeat prefixes — caching.
  5. Use credits or BYOK — Helicone maintains provider keys for you.

Typical impact: 40–70% savings from rate limits catching runaway loops; 10–30% from prompt cache hits.

How to reduce Helicone spending

1. Measure first

Every request appears in the Helicone Requests tab within seconds — cost, model, tokens, latency.

→ Dashboard

2. Cap spend

Set rate limits (requests per minute, tokens per day) before requests reach the provider.

→ Rate limits

3. Route cheap

Change the model field to switch between 100+ models on the same endpoint. Default to mini/haiku.

4. Cache prefixes

Helicone’s prompt caching proxy stores repeat prefixes — caching.

5. Trim upstream bloat

Reduce context in your agent — Context hygiene.

6. Guardrail in prod

Rate-limit CI and eval workloads separately from production traffic.

→ Rate limits

How Helicone bills

0% markup on provider rates when using Helicone credits. BYOK routes through your own provider keys. See Helicone pricing .

Guides

GuideWhat you’ll learn
DashboardRequests tab, cost tracking, exports
Rate limitsThrottle before provider, per-user caps
CachingPrompt cache proxy, prefix stability

Connect your stack

import { OpenAI } from "openai"; const client = new OpenAI({ baseURL: "https://ai-gateway.helicone.ai", apiKey: process.env.HELICONE_API_KEY, }); const response = await client.chat.completions.create({ model: "gpt-4o-mini", messages: [{ role: "user", content: "Hello" }], });

Anti-patterns

Anti-patternWhy it fails
No rate limits on agent endpointsRunaway loops hit provider at full speed
Frontier default on gatewayEvery request at max tier
Helicone proxy + OpenRouterDouble gateway latency and fees
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