20% price reduction for GPT 5.6 Sol: API, Codex credits and ChatGPT Work - Announcements - OpenAI Developer Community
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20% price reduction for GPT 5.6 Sol: API, Codex credits and ChatGPT Work
Announcements
codex,<br>chatgpt,<br>api,<br>pricing
VeitB
August 21, 2026, 7:41pm
As we continue to push the frontier of capabilities while improving efficiency, we’re dropping API and credit pricing of GPT-5.6 Sol by over 20% for the next 3 months.
Now available on the API and rolling out across eligible plans for ChatGPT Work and Codex credits.
Pro, Plus, and Business subscription usage remains unchanged.
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_j
August 22, 2026, 12:03am
Sol now costs over 20% less, (Terra costs 20% less, and Luna costs 80% less.)
Sol’s promotional pricing is available at least through November 21, 2026.
GPT-5.6 API pricing changes - July 30 + Sol promo Aug 21 - Nov 21+
Prices are in USD per 1 million tokens. New for “Sol” is the promotional price reduction
Model<br>Input — Old<br>Input — New<br>Cached — Old<br>Cached — New<br>Output — Old<br>Output — New
GPT-5.6 Sol<br>$5.00<br>$4.00<br>$0.50<br>$0.40<br>$30.00<br>$20.00
GPT-5.6 Terra<br>$2.50<br>$2.00<br>$0.25<br>$0.20<br>$15.00<br>$12.00
GPT-5.6 Luna<br>$1.00<br>$0.20<br>$0.10<br>$0.02<br>$6.00<br>$1.20
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