CLIChat / LLM$1.05/M tokens

Use Gemini 3 Flash Preview in Codex CLI

Connect the Gemini 3 Flash Preview API to Codex CLI through SkillBoss — one API key, no provider lock-in. Starting at $1.05/M tokens.

Google Gemini 3 Flash Preview via OpenRouter - Fast next-gen model optimized for quick responses and efficiency

Setup in Codex CLI

  1. Sign up at skillboss.co and create an API key.
  2. Configure Codex CLI to use the SkillBoss API endpoint: https://api.skillboss.co/v1
  3. Set the model to google/gemini-3-flash-preview
  4. Run your first request — Gemini 3 Flash Preview is now available in Codex CLI.

Model Specs

Model
Gemini 3 Flash Preview
Type
Chat / LLM
Vendor
google
Category
chat-llm
Pricing
$1.05/M tokens
API ID
google/gemini-3-flash-preview

Quick Start Code

Call Gemini 3 Flash Preview from Codex CLI using the SkillBoss unified API:

curl -X POST 'https://api.skillboss.co/v1/chat/completions' \
  -H 'Authorization: Bearer $SKILLBOSS_API_KEY' \
  -H 'Content-Type: application/json' \
  -d '{
    "model": "google/gemini-3-flash-preview",
    "messages": [{"role": "user", "content": "Hello from Codex CLI"}]
  }'

The same API key works with all 600+ models. Change the model parameter to switch instantly.

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FAQ

How do I use Gemini 3 Flash Preview in Codex CLI?

Sign up at skillboss.co, get an API key, and configure Codex CLI to use the SkillBoss API endpoint (https://api.skillboss.co/v1). Set the model to google/gemini-3-flash-preview and you're ready to go.

How much does Gemini 3 Flash Preview cost?

Gemini 3 Flash Preview costs $1.05/M tokens via SkillBoss with pay-as-you-go billing. No subscription required.

Can I switch to another model without changing my code?

Yes — SkillBoss provides a unified API compatible with OpenAI format. Change the model parameter to switch between 600+ models instantly without modifying your integration.