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Pricing tracker / OpenAI API

OpenAI API pricing and limits

Official site

OpenAI. Missing figures are Not disclosed.

Coming up

  • 2026-11-30

    Promotional API pricing for GPT-5.6 Sol is available until November 30, 2026. In 20 days. Official source

  • 2027-01-14

    GPT-4o, GPT-4o mini, GPT-4.1, and GPT-4.1 mini snapshots are removed from the API; the replacement is GPT-6 Luna. In 65 days. Official source

  • 2027-02-01

    The GPT-5.5-Cyber preview model is removed from the API. In 83 days. Official source

  • 2027-04-01

    GPT-5.3-Codex, GPT-5.1, and GPT-5.4 nano are removed from the API; replacements are GPT-6 Sol or GPT-6 Luna. In 142 days. Official source

ModelInput / 1MOutput / 1MCache read / 1MCache write / 1MVerified
GPT-6 Astra
Cache write price is for 30-minute caching; 12-hour caching costs $25.00 per 1M tokens.
$10$50$1$12.5
developers.openai.com ·
GPT-6.1 Sol
Cache write price is for 30-minute caching; 12-hour caching costs $5.00 per 1M tokens.
$2$10$0.1$2.5
developers.openai.com ·
GPT-6.1 Terra
Cache write price is for 30-minute caching; 12-hour caching costs $2.50 per 1M tokens.
$1$5$0.05$1.25
developers.openai.com ·
GPT-6 Luna
Cache write price is for 30-minute caching; 12-hour caching costs $0.25 per 1M tokens.
$0.1$0.5$0.01$0.125
developers.openai.com ·