LiteLLM vs OpenRouter vs Helicone vs Cloudflare AI Gateway

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

LiteLLM Open-source AI gateway: one OpenAI-format API for 100+ LLM providers Visit OpenRouter One API key, one bill, around 400 LLMs Visit Helicone LLM observability via drop-in proxy Visit Cloudflare AI Gateway Free LLM proxy: caching, spend limits, logging across providers Visit
RECATOOLS Score 8 / 10 8.6 / 10 7.6 / 10 7.7 / 10
Capability 8 7 7
Value for money 8 8 9
Ease of use 9 8 7
ASEAN readiness 7 6 7
API quality 9 8 8
Pricing Freemium Freemium Open Source Freemium
Free tier Full open-source proxy + SDK, free to self-host (MIT outside the enterprise/ directory)
Paid from Custom (LiteLLM Enterprise — contact sales; 30-day evaluation key)
Has API
Open source
Free to use
Users
Founded 2023 2024
Maker
Verdict

What this is for: putting one OpenAI-format API in front of every model provider you use. LiteLLM ships as a Python SDK (litellm.completion) and a proxy/gateway server that adds virtual API keys, per-team budgets, rate l...

OpenRouter solved a real headache: instead of holding a dozen provider keys and reconciling a dozen invoices, you point one OpenAI-compatible endpoint at around 400 models and get automatic fallback when a provider choke...

Helicone is a developer-focused observability platform for LLM apps, providing request logging, tracing, cost and latency tracking, caching, and prompt management with a one-line proxy or async integration. It is open-so...

AI Gateway is Cloudflare doing what Cloudflare does best: put a fast, free layer of caching, logging and rate limiting in front of a category of traffic — this time LLM API calls instead of HTTP. Point your app at one en...

Full review → Full review → Full review → Full review →
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.