Models/OpenAI/GPT-5

GPT-5

OpenAI · Proprietary · Released Aug 7, 2025 · openai/gpt-5
Best $1.25 in / $10.00 out via OpenAI
CompareEstimate cost
400K contextVisionToolsReasoningStructured outputPrompt caching
Available from 3 providersUSD / MTOK · PRICES 23 MINUTES AGO · SPEED 2 DAYS AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
PROVIDERINPUTOUTPUTCACHECONTEXTQUANTTTFTTPSUPTIME
TTFT/TPS: median (P50) over trailing 504h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 2 days ago
SERVE THIS MODEL AND NOT LISTED? LIST YOUR INFERENCE →
Pricing variants · USD / MTok in / out
STANDARD
$1.25 / $10.00
per MTok in / out
BATCH
$0.625 / $5.00
async batch
CACHE READ $0.125WEB SEARCH $0.01 / search
About

GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...

Specifications
Context window400,000
Max output128,000
Modalities intext, image, file
Modalities outtext
LicenseProprietary
ReleasedAug 7, 2025
Knowledge cutoff2024-09-30
TokenizerGPT
Embed badge
GPT-5 price and speed badge
[![GPT-5](https://modelindex.ai/badge/openai/gpt-5)](https://modelindex.ai/models/openai/gpt-5)
Sources
OpenRouter API23 minutes ago
AGGREGATOR
LiteLLM dataset23 minutes ago
AGGREGATOR
ModelIndex benchmarks2 days ago
MEASURED
Verified 23 minutes ago · list prices, not negotiated rates.