All models
OpenAI
GPT-5 Pro
GPT-5 with extended reasoning, OpenAI's 2025 answer for the hardest questions. Thorough, but slow and very expensive for what is now an older generation. GPT-6 Astra is the modern Pro-tier pick and costs less.
MainstreamThe big labs' models with their own safety filters. Best for work, code and research.
Smart & Cheap
Intelligence
~54.6 credits
Estimated price per message
400K tokens
Context window
Text, Images
Reads
GPT-5 Pro is a legacy model. Its successor, GPT-6 Astra, is faster or cheaper - and chats that used GPT-5 Pro move to it automatically.
See GPT-6 AstraThe facts
Made by
OpenAI
Content tier
MainstreamThe big labs' models with their own safety filters. Best for work, code and research.
Intelligence
Smart & Cheap
Estimated price per message
~54.6 credits≈ 1 messages for 1 €
Context window
400K tokens≈ 615 pages of text in one go
Reads
Text, Images
Writes
Text
Tool use
Yes - search, memory, code and more
Served via
OpenRouter, Unbottled AI
Status
Legacy
A typical message: 16K tokens in, 1.5K out. Short replies cost less. Models served via OpenRouter bill the real provider cost plus our markup, so actual charges vary. 1 credit = 0.01 €.
Compare GPT-5 Pro
Same facts, side by side.
Try GPT-5 Pro now.
No subscription. Free credits to start. The chat opens with GPT-5 Pro selected and a prompt ready - just send.