---
name: Gpt-5.5 Pro
slug: gpt-5-5-pro
type: Multimodal
providers:
  - vercel
  - opencode
  - openai
  - poe
  - openrouter
description: 'Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding'
tags:
  - reasoning
  - tool-use
  - multimodal
  - gpt-pro
  - gpt
is_open_source: false
context_window: 1050000
max_output: 128000
pricing:
  - image: 0
    input: 30
    output: 180
    provider: openai
  - image: 0
    input: 30
    output: 180
    provider: opencode
  - image: 0
    input: 27.2727
    output: 163.6364
    provider: poe
  - image: 0
    input: 30
    output: 180
    provider: vercel
  - image: 0
    input: 30
    output: 180
    provider: openrouter
release_date: '2026-04-23'
openrouter_id: openai/gpt-5.5-pro
capabilities:
  audio: false
  vision: true
  tool_use: true
  citations: false
  reasoning: true
---
Gpt-5.5 Pro is a Multimodal model.
Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding