All models
OpenAI models
59 models from OpenAI on Alyph — $0.035 to $172.50 per million input tokens, all billed from one wallet.
59
models available
1.05M
largest context — GPT-5.4
$0.035–$172.50
input price range / 1M tokens
0.03¢
cheapest client proposal
Cost vs Token Amount
80% Input20% Output
GPT Audio
GPT Audio Mini
GPT Chat Latest
GPT-3.5 Turbo
GPT-3.5 Turbo (older v0613)
GPT-3.5 Turbo 16k
GPT-3.5 Turbo Instruct
GPT-4
GPT-4 Turbo
GPT-4 Turbo Preview
GPT-4.1
GPT-4.1 Mini
GPT-4.1 Nano
GPT-4o
GPT-4o (2024-05-13)
GPT-4o (2024-08-06)
GPT-4o (2024-11-20)
GPT-4o-mini
GPT-4o-mini (2024-07-18)
GPT-5
GPT-5 Image
GPT-5 Image Mini
GPT-5 Mini
GPT-5 Nano
GPT-5 Pro
GPT-5.1
GPT-5.1-Codex
GPT-5.1-Codex-Max
GPT-5.1-Codex-Mini
GPT-5.2
GPT-5.2 Chat
GPT-5.2 Pro
GPT-5.2-Codex
GPT-5.3 Chat
GPT-5.3-Codex
GPT-5.4
GPT-5.4 Image 2
GPT-5.4 Mini
GPT-5.4 Nano
GPT-5.4 Pro
GPT-5.5
GPT-5.5 Pro
GPT-5.6 Luna
GPT-5.6 Luna Pro
GPT-5.6 Sol
GPT-5.6 Sol Pro
GPT-5.6 Terra
GPT-5.6 Terra Pro
gpt-oss-120b
gpt-oss-20b
gpt-oss-safeguard-20b
o1
o1-pro
o3
o3 Mini
o3 Mini High
o3 Pro
o4 Mini
o4 Mini High
Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.
Model
Context
Input / 1M
Output / 1M
Prices last checked August 9, 2026.
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Questions, answered
How many OpenAI models are on Alyph?
59, from $0.035 to $172.50 per million input tokens. The largest context window among them is 1.05M tokens (GPT-5.4).
How much do OpenAI models cost?
Per million input tokens, OpenAI models on Alyph run from $0.035 to $172.50. On a typical client proposal — 5K tokens in, 800 out — that starts at about 0.03¢. Billed from the Alyph wallet, with hard spending limits.
Can I compare OpenAI models against other providers?
Yes. Any OpenAI model can be run side by side with models from other providers on the identical prompt and context, billed from the same wallet. That is the point of the product.
Try OpenAI against the rest
One prompt to a OpenAI model and its strongest rivals at the same time. Free to start, with $5 of credit.