---
name: Gpt-5.3-Instant
slug: gpt-5-3
type: Multimodal
providers:
  - poe
  - zenmux
description: Compact GPT model for low-latency assistance and high-volume workloads
tags:
  - tool-use
  - gpt
  - multimodal
is_open_source: false
context_window: 128000
max_output: 16384
pricing:
  - image: 0
    input: 1.6
    output: 13
    provider: poe
  - image: 0
    input: 1.75
    output: 14
    provider: zenmux
release_date: '2026-03-03'
capabilities:
  audio: false
  vision: true
  tool_use: true
  citations: false
  reasoning: false
---
Gpt-5.3-Instant is a Multimodal model.
Compact GPT model for low-latency assistance and high-volume workloads