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OpenAI: GPT-5 Chat

openai/gpt-5-chat

JSONVision
Use via OpenRouter ↗
Intelligence
Design Elo
Speed
tokens/sec
Latency
first token
Input price
$1.25
226th cheapest
Context
128K
16K max out

How it compares

Cheaper than24%
of all ranked models

Overview

GPT-5 Chat is designed for advanced, natural, multimodal, and context-aware conversations for enterprise applications.

Benchmarks

independent · via OpenRouter
Artificial Analysis
Coding Index
21.2
GPQA Diamond
69%
Humanity's Last Exam
6%
SciCode
38%
Tau²-Bench (agentic)
0%

Providers & pricing (1)

ProviderIn $/MOut $/MUptime
OpenAIcache$1.25$10.00100%

Specifications

Context window128K
Max output16K
Knowledge cutoffSep 2024
Input modalitiesfile, image, text
Output modalitiestext
Prompt cachingSupported
Cache read price$0.125/M
ModeratedYes

GPT-5 Chat FAQ

How much does GPT-5 Chat cost?

GPT-5 Chat costs $1.25 per million input tokens and $10.00 per million output tokens via OpenRouter, making it 226th cheapest of 298 paid models.

What is GPT-5 Chat's context window?

GPT-5 Chat supports a 128K-token context window and can output up to 16K tokens. It accepts file, image, text input.

Compare head-to-head