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Bypass AI API Rate Limits & Achieve 100% Uptime with SmartCore LLM Proxy

Developer Ahmed Adel (Abo Adel) released SmartCore LLM Proxy, an open-source local gateway built with LiteLLM that automatically load-balances requests and routes to fallback models when primary API keys hit rate limits from providers like Google Gemini, DeepSeek, or OpenAI. The tool aims to prevent HTTP 429 errors from crashing AI backends or assistants.

read1 min views1 publishedJul 28, 2026

Hitting HTTP 429 Rate Limits on Google Gemini, DeepSeek, or OpenAI can crash your AI backend or assistant (like Hermes AI).

SmartCore LLM Proxy is a lightweight local gateway built with LiteLLM that automatically load-balances requests and routes to fallback models whenever your primary key hits a limit.

Instead of calling LLM APIs directly, your app points to http://127.0.0.1:4000

:

Instead of calling LLM APIs directly, your app points to http://127.0.0.1:4000

:

[ App / Hermes AI ] ──▢ [ SmartCore LLM Proxy ] β”‚ β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”΄β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β–Ό β–Ό Gemini 1.5 Pro ──(On 429)──▢ Gemini 1.5 Flash / DeepSeek

bash
git clone https://github.com/aaserag1/SmartCore-LLM-Proxy.git
cd SmartCore-LLM-Proxy
pip install "litellm[proxy]"
2. Configure Keys (config.yaml)
Add your API keys and fallbacks in config.yaml:

yaml

model_list:
  - model_name: gemini-1.5-pro
    litellm_params:
      model: gemini/gemini-1.5-pro
      api_key: "YOUR_GOOGLE_KEY"
  - model_name: deepseek-coder
    litellm_params:
      model: deepseek/deepseek-chat
      api_key: "YOUR_DEEPSEEK_KEY"
router_settings:
  cooldown_time: 60
  fallbacks: 
    - gemini-1.5-pro: ["deepseek-coder"]
3. Run Gateway
Double-click Run_LiteLLM.bat or run:

bash

python -m litellm --config config.yaml --port 4000 --host 127.0.0.1
4. Connect Your App
Set your app's Base URL to http://127.0.0.1:4000.

πŸ”— Open Source & Contribution
Check out the project and leave a ⭐ on GitHub!

πŸ™ GitHub: https://github.com/aaserag1/SmartCore-LLM-Proxy
πŸ‘¨β€πŸ’» Author: Ahmed Adel (Abo Adel)
5:09 AM
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