An OpenRouter-style AI gateway — 500K free tokens to start
rbug provider routes your requests to frontier models behind one API key. If you are looking for an OpenRouter alternative with OpenAI- and Anthropic-compatible endpoints, a built-in chat playground, and a 500,000-token free allowance, this is it.
What is rbug provider?
rbug provider is an AI model gateway: one account, one credit balance and one API key that reach dozens of models from OpenAI, Anthropic, Qwen, Meta, Mistral, DeepSeek and more. Every model listed in the catalogue is covered by your first 500,000 free output tokens.
- OpenAI-compatible —
/api/v1/chat/completions,/api/v1/models, streaming, tool calling. - Anthropic-compatible —
/api/v1/messagesand/api/v1/messages/count_tokens. - Drop-in migration — change one base URL and your existing code works.
- Crypto top-ups — USDT, BTC, LTC and ETH; prepaid credit is billed per token beyond the free allowance.
rbug provider vs OpenRouter
| Feature | rbug provider | OpenRouter |
|---|---|---|
| Free allowance | 500K output tokens free per account, then billed from credit at $0.165/1M in · $0.66/1M out | Selected :free models with daily caps |
| OpenAI-compatible API | Yes — https://rbug.tech/api/v1 | Yes |
| Anthropic-compatible API | Yes — /api/v1/messages | Yes |
| Built-in chat playground | Yes, with web search, Wikipedia and GitHub tools | Yes (chat room) |
| Payments | Crypto top-up (USDT, BTC, LTC, ETH); usage billed per token from credit | Card and crypto credits, per-token billing |
| Getting started | Google or email sign-in → API key in under a minute | Account → credit → API key |
Comparison reflects publicly advertised features at the time of writing and may change. Product names belong to their respective owners.
Switch in 30 seconds
Keep your existing SDK — only the base URL changes.
# Python (OpenAI SDK)
from openai import OpenAI
client = OpenAI(
base_url="https://rbug.tech/api/v1",
api_key="rbp-your-key",
)
reply = client.chat.completions.create(
model="big-pickle",
messages=[{"role": "user", "content": "Hello!"}],
)
// Node.js (openai package)
const client = new OpenAI({ baseURL: "https://rbug.tech/api/v1", apiKey: "rbp-your-key" });
# Claude Code / Anthropic SDK
export ANTHROPIC_BASE_URL=https://rbug.tech/api/v1
export ANTHROPIC_API_KEY=rbp-your-key
Frequently asked questions
Is rbug provider a free alternative to OpenRouter?
Yes. Every account includes 500,000 free output tokens across frontier OpenAI, Anthropic, Qwen, Meta, Mistral and DeepSeek models. After the free allowance, usage is billed from a prepaid credit balance at $0.165 per 1M input tokens and $0.66 per 1M output tokens.
Is it compatible with the OpenAI and Anthropic SDKs?
Yes. rbug provider exposes OpenAI-compatible endpoints at https://rbug.tech/api/v1 (chat completions, models, streaming, tool calling) and Anthropic-compatible endpoints at /api/v1/messages, so you can switch by changing the base URL of your existing client.
How do I get an API key?
Sign in with Google or email at rbug.tech, open the console and create an API key. Keys are prefixed with rbp- and work with any OpenAI-compatible client.
Does it support streaming and tool calling?
Yes. Server-sent-events streaming, function/tool calling, and system prompts are supported across the gateway, along with a built-in chat playground in the console.
How is rbug provider different from OpenRouter?
rbug provider offers a generous free allowance (500,000 output tokens per account) with a single prepaid credit balance, crypto top-ups and an OpenRouter-style routing layer. Beyond the free allowance, usage is billed per token from your credit balance — $0.165 per 1M input tokens and $0.66 per 1M output tokens.
Create a key, point your SDK at https://rbug.tech/api/v1, and ship.