Try Various open models
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One-Click Config
Optimized configs for your favorite AI tools.
Claude Code
# Claude Code works via OpenRouter's Anthropic-compatible API.
# Note: Only paid Anthropic Claude models are supported (e.g. claude-sonnet-4.6, claude-opus-4).
# Browse available Claude models at: https://openrouter.ai/models?q=anthropic
# Add to ~/.zshrc or ~/.bashrc
export OPENROUTER_API_KEY="<your-openrouter-api-key>" # Get at https://openrouter.ai/settings/keys
export ANTHROPIC_BASE_URL="https://openrouter.ai/api"
export ANTHROPIC_AUTH_TOKEN="$OPENROUTER_API_KEY"
export ANTHROPIC_API_KEY="" # Must be explicitly empty to avoid conflicts
# Optional: pin specific models for each role
# export ANTHROPIC_DEFAULT_SONNET_MODEL="anthropic/claude-sonnet-4.6"
# export ANTHROPIC_DEFAULT_HAIKU_MODEL="anthropic/claude-haiku-4.5"
# Then simply run: claude Cursor
# Cursor → Settings (⚙️) → Models → Add Model
# Enter the model name exactly as shown, then fill in:
# Override OpenAI Base URL: https://integrate.api.nvidia.com/v1
# OpenAI API Key: <your-api-key> # Get at https://build.nvidia.com/explore/discover
# Click "Verify" to confirm the connection, then enable the model.
#
# Model name to add: Various open models Codex
# Add to ~/.zshrc or ~/.bashrc
export OPENAI_BASE_URL="https://integrate.api.nvidia.com/v1"
export OPENAI_API_KEY="<your-api-key>" # Get at https://build.nvidia.com/explore/discover
# Then run:
codex --model "Various open models" Gemini CLI
# ~/.gemini/settings.json
{
"apiKey": "<your-api-key>",
"model": "Various open models"
}
# Get API key at https://build.nvidia.com/explore/discover OpenCode
// ~/.config/opencode/opencode.json
{
"$schema": "https://opencode.ai/config.json",
"provider": {
"free-llm": {
"npm": "@ai-sdk/openai-compatible",
"name": "Free LLM",
"options": {
"baseURL": "https://integrate.api.nvidia.com/v1",
"apiKey": "<your-api-key>"
},
"models": {
"Various open models": { "name": "Various open models" }
}
}
}
}
// Get API key at https://build.nvidia.com/explore/discover Hermes
# Step 1 — Edit config.yaml
# Windows: C:\Users\<you>\AppData\Local\hermes\config.yaml
# macOS/Linux: ~/.config/hermes/config.yaml
model:
default: Various open models
provider: custom
base_url: ${CUSTOM_BASE_URL}
api_key: ${CUSTOM_API_KEY}
model_aliases:
Various open models:
model: "Various open models"
provider: "custom"
# Step 2 — Edit .env (same directory as config.yaml)
# Windows: C:\Users\<you>\AppData\Local\hermes\.env
# macOS/Linux: ~/.config/hermes/.env
# ========================
# Custom API (OpenAI-compatible)
# ========================
CUSTOM_API_KEY=<your-api-key> # Get at https://build.nvidia.com/explore/discover
CUSTOM_BASE_URL=https://integrate.api.nvidia.com/v1 OpenClaw
// ~/.openclaw/openclaw.json (JSON5 format)
{
"agents": {
"defaults": {
"model": {
"primary": "Various open models",
},
},
},
"models": {
"providers": {
// Option A — Built-in provider (OpenAI, Anthropic, Google…)
// Just add apiKey; OpenClaw handles the baseUrl automatically
// "openai": { "apiKey": "<your-api-key>" },
// Option B — Custom OpenAI-compatible base URL (e.g. OpenRouter, NVIDIA)
"free-llm": {
"baseUrl": "https://integrate.api.nvidia.com/v1",
"apiKey": "<your-api-key>", // Get at https://build.nvidia.com/explore/discover
"api": "openai-completions", // openai-completions | anthropic-messages | …
"models": [
{ "id": "Various open models", "name": "Various open models" },
],
},
},
},
}
// Apply: openclaw gateway restart
// Verify: openclaw doctor --fix FAQ
Is it really free?
Yes, Various open models is provided as part of NVIDIA NIM's free tier. No credit card is required to sign up.
How to use it with Cursor?
Go to Cursor Settings > Models, add a custom model named "Various open models", and set the Base URL to "https://integrate.api.nvidia.com/v1".
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