GPT-5.6 Sol 50% off on AI Gateway through September 18
OpenAI's GPT-5.6 Sol model is discounted 50% on Vercel's AI Gateway through September 18, applying to all token types, tiers, regions, and modes. The discount covers cached tokens, cache writes, long-context requests, and works across Default, Flex, and Priority tiers with no code changes required.
, the flagship of OpenAI's GPT-5.6 series, is 50% off on AI Gateway through September 18. The discount applies on the OpenAI provider to all token types, tiers, regions, and modes, and it is available only on requests running directly through AI Gateway (not BYOK).GPT-5.6 Sol
The discount applies on the same terms everywhere else the model is priced: across every service tier, including fast mode, and to cached tokens, cache writes, long-context requests, and different regions.
It covers requests billed through AI Gateway on the OpenAI provider. requests run on your own provider accounts and bill at whatever rate you have with them.BYOK
The model ID is unchanged, so requests you already send pick up the discounted rate with no code change:
Sol takes a reasoning effort up to for the hardest problems, accepts text, image, and PDF input, and carries a long context window.max
To use it in a , run to connect Claude Code, Codex, OpenCode, or Pi, then select inside the agent. The 50% discount will apply there.coding agentvercel ai-gateway coding-agents setupopenai/gpt-5.6-sol
in the AI Gateway section of your dashboard, or try the model in the browser first from its .Create an API keyplayground page
Pricing: 50% off
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Service tier | New price per M tokens (input / output) | Original price per M tokens (input / output) |
|---|---|---|
Default | $2.50 / $15.00 | $5.00 / $30.00 |
Flex | $1.25 / $7.50 | $2.50 / $15.00 |
Priority (fast mode) | $5.00 / $30.00 | $10.00 / $60.00 |
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