API pricing per million tokens
gpt-5-pro ReasoningChecked 5h ago
- Input
- $15
- per 1M, list
- Output
- $120
- per 1M tokens
- Cached input
- n/a
- batch $7.5 / $60
- Context
- 400K
- 128K max output
Where to buy it (1)
OpenAI (list)the lab's own API$15 / $120$41.3 blended
Through a gateway
Your own numbers100M input and 20M output tokens a month: $3,900 direct.
Helicone$3,900+0%
Kong AI Gateway$3,900+0%
LiteLLM$3,900+0%
Vercel AI Gateway$3,900+0%
AWS Bedrock$3,900+0%
Azure AI Foundry$3,900+0%
Google Vertex AI$3,900+0%
Databricks Mosaic AI$3,900+0%
Hugging Face Inference$3,900+0%
Cloudflare AI Gateway$4,095+5%
Requesty$4,095+5%
Eden AI$4,115+5.5%
OpenRouter$4,115+5.5%
Snowflake Cortex AI$4,680+20%
Martian Gatewayn/a
Portkeyn/a
TrueFoundry AI Gatewayn/a
IBM watsonx.ain/a
OCI Generative AIn/a
NVIDIA NIMn/a
Related models
ModelInputOutputCachedContextReleased
Claude Fable 5.1Anthropic · 1M$10 / $50in / out per 1M$10$50$0.251MSep 1, 2026
About GPT-5 Pro
GPT-5 Pro is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience.
Takes image, text, files in and returns text. First listed Oct 7, 2025. Blended price $41.3 per 1M tokens at 3 input to 1 output.
Questions
How much does GPT-5 Pro cost?
$15 per million input tokens and $120 per million output tokens, or $7.5 and $60 through the Batch API.
What is the context window of GPT-5 Pro?
400K tokens, with up to 128K tokens of output.
List prices from providers' pages on the date shown; your contract may differ. Logos via logo.dev; trademarks belong to their owners.