Bumo Router

gemini-3.1-pro-preview API

Call Google's gemini-3.1-pro-preview with one Bumo Router key — OpenAI & Anthropic compatible, pay per token.

Create API Key
Tool calling
Vision
Reasoning
Long context
Pricing$ / 1M tokens
Input
$2.12
Output
$12.72
Cache Read
$0.212
Context
1M
Tiered by prompt lengthInput / Output
Input ≤ 200K$2.12 / $12.72
Input > 200K$4.24 / $19.08
Quick start
curl https://router.bumo.ai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "gemini-3.1-pro-preview",
    "messages": [{ "role": "user", "content": "Hello" }]
  }'
Try it