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GPT-5 Chat


GPT-5 Chat is OpenAI logoOpenAI's language model with a 128K context window and up to 16K output tokens, available from 4 providers, starting at $1.25 / 1M input and $10.00 / 1M output. A conversational snapshot of GPT-5 previously used in ChatGPT, supporting tool use, vision, file input, image generation, and reasoning.
Spec
Canonical IDopenai-gpt-5-chat
TypeLanguage
StatusActive
CreatorOpenAIOpenAI
Providers
Context Window128K tokens
Max Output16K tokens
Input ModalitiesImagePdfText
Output ModalitiesText
Reasoning Effortsdefaultminimal
Release Date · 9 months ago
Knowledge Cutoff

Capabilities

Input3/5
Text
Image
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities6/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching
Assistant Prefill·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Web Search
$ / query
Azure AI Foundry logo
Azure AI Foundry
azure/gpt-5-chat-latest
$1.25$10.00$0.125N/A
OpenAI logo
OpenAI
gpt-5-chat-latest
$1.25$10.00$0.125N/A
OpenRouter logo
OpenRouter
openai/gpt-5-chat
$1.25$10.00$0.125$0.010
Vercel AI Gateway logo
Vercel AI Gateway
openai/gpt-5-chat
$1.25$10.00$0.125N/A

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5 Mini Image400K$2.50$2.00Available
GPT-5 Image400K$10.00$10.00Available
GPT-5 Pro400K$15.00$120.00Available
GPT-5 Codex400K$1.25$10.00Available
GPT-5 Chat128K$1.25$10.00Current
GPT-5410K$1.25$10.00Available
GPT-5 Mini400K$0.250$2.00Available
GPT-5 Nano400K$0.050$0.400Available
GPT-5 ChatGPTAvailable
GPT-5 LowAvailable
GPT-5 MediumAvailable

Model IDs