Venice AI
GPT-5.5 Pro
gpt-pro
Model overview
GPT-5.5 Pro is an AI model from Venice AI with 1000000 token context window and text, image input support.
Published pricing is $37.50 input and $225.00 output per 1M tokens.
- Workloads that use text, image inputs with text outputs.
- Agent and tool workflows that need function calling.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID openai-gpt-55-pro
Provider Venice AI
Family gpt-pro
Status -
Knowledge Cutoff -
Release Date 2026-04-24
Input Modalities text, image
Output Modalities text
Context Window 1000000
Input Limit -
Output Limit 128000
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $37.50
Output Cost / 1M tokens $225.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens -
Cache Write Cost / 1M tokens -