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OpenAI API pricing

Every OpenAI model available through OpenRouter, at OpenAI's list price per million tokens.

Newest

GPT-6.1 Sol Pro

$2 in · $10 out

Cheapest

gpt-oss-20b

$0.018 in · $0.09 out

Most expensive

o1-pro

$150 in · $600 out

All OpenAI models and prices

ModelInput / 1MOutput / 1M
GPT-6.1 Sol Pro$2$10
GPT-6.1 Sol$2$10
GPT-6 Luna Pro$0.1$0.5
GPT-6 Luna$0.1$0.5
GPT-6 Sol Pro$2$10
GPT-6 Sol$2$10
GPT-6 Astra$10$50
GPT-6 Astra Pro$10$50
GPT-5.6 Luna Pro$0.2$1.20
GPT-5.6 Luna$0.2$1.20
GPT-5.6 Terra Pro$2$12
GPT-5.6 Terra$2$12
GPT-5.6 Sol Pro$4$20
GPT-5.6 Sol$2$10
GPT Chat Latest$5$30
GPT-5.5 Pro$30$180
GPT-5.5$5$30
GPT-5.4 Image 2$8$15
GPT-5.4 Nano$0.2$1.25
GPT-5.4 Mini$0.75$4.50
GPT-5.4 Pro$30$180
GPT-5.4$2.50$15
GPT-5.3-Codex$1.75$14
GPT Audio$2.50$10
GPT Audio Mini$0.6$2.40
GPT-5.2-Codex$1.75$14
GPT-5.2 Chat$1.75$14
GPT-5.2 Pro$21$168
GPT-5.2$1.75$14
GPT-5.1-Codex-Max$1.25$10
GPT-5.1$1.25$10
GPT-5.1-Codex$1.25$10
GPT-5.1-Codex-Mini$0.25$2
gpt-oss-safeguard-20b$0.075$0.3
GPT-5 Image Mini$2.50$2
GPT-5 Image$10$10
GPT-5 Pro$15$120
GPT-5$1.25$10
GPT-5 Mini$0.25$2
GPT-5 Nano$0.05$0.4
gpt-oss-120b$0.037$0.17
gpt-oss-20b$0.018$0.09
o3 Pro$20$80
o4 Mini High$1.10$4.40
o3$2$8
o4 Mini$1.10$4.40
GPT-4.1$2$8
GPT-4.1 Mini$0.4$1.60
GPT-4.1 Nano$0.1$0.4
o1-pro$150$600
o3 Mini High$1.10$4.40
o3 Mini$1.10$4.40
o1$15$60
GPT-4o (2024-11-20)$2.50$10
GPT-4o (2024-08-06)$2.50$10
GPT-4o-mini$0.15$0.6
GPT-4o-mini (2024-07-18)$0.15$0.6
GPT-4o$2.50$10
GPT-4o (2024-05-13)$5$15
GPT-4 Turbo$10$30
GPT-3.5 Turbo (older v0613)$1$2
GPT-3.5 Turbo Instruct$1.50$2
GPT-3.5 Turbo 16k$3$4
GPT-3.5 Turbo$0.5$1.50
GPT-4$30$60

Per million tokens, list price. Newest first.

Where to buy OpenAI API credits for less

OpenAI models cost the same per token wherever they're billed through OpenRouter. The credits don't. Live quotes for $100 of usage:
#Where you buyYou pay
1
OrbioCardCheapest right now
$85.10
incl. $2.60 card processing
2
smaaartCard
$95.00
+ card processing and tax at checkout (not in this number)
3
Direct from the labCard
$100.00
no top-up fee
4
OpenRouterCrypto
$105.00
fees included
5
OpenRouterCard
$105.50
fees included

Disclosure: this site is run by the team behind smaaart, one of the options compared. Tables are ranked by price only, from live quotes and published fees, including when smaaart isn't first. How we compare

OpenAI pricing FAQ