
OpenRouter
MandAPI
APIClan.us
Api.Airforce
boldrouter
Requesty.ai
liteLLM
One API key for Claude and GPT models, compatible with the Anthropic and OpenAI formats. Works with Claude Code, Cursor and Codex CLI. Pay as you go, below official list prices.

usZIPCodes.org
USZipLookup
Find Your Whereabouts Effortlessly via ZIP Code
Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | apivai.com | azipcode.com |
| Pricing | — | |
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In their own words, as submitted to SaaSHub.


APIVAI is a pay-as-you-go API gateway for Claude and GPT models. One API key works with both the Anthropic Messages format and the OpenAI Chat Completions / Responses formats, so existing tools and SDKs work by changing only the base URL. Key features One key for Claude (Fable, Opus, Sonnet,...
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Use our free ZIP Code Analysis Tool to find city, state, county, population, and timezone details for any U.S. ZIP code. Fast, accurate, and privacy-safe lookup.
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OpenAI-compatible multi-model API for GPT, Claude, Gemini, DeepSeek and more.
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Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
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OpenAI-compatible AI API gateway for GPT, Claude & Grok. Change baseURL, keep your code. Pay-as-you-go USDT; $0.20 auto credit on signup.
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Cheap unified AI API: reach Claude, GPT, Gemini and 100+ models via one OpenAI-compatible endpoint. Pay-as-you-go from $0, free tier, official SDKs in 8 languages.
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