KuraberuAIupdated 16 Sept 2026

GPT-5 Nano pricing.

prices as of · 32 providers · 32 prices

OpenAI's GPT-5 Nano holds 400k tokens of context, reads images as well as text and has a reasoning mode. Closed weights: only OpenAI and its licensed partners run it, so every other price below resells the same service.

GPT-5 Nano costs $0.05 in and $0.40 out per million tokens from OpenAI; the cheapest price we can explain is $0.50 at Poe, checked 16 Sept 2026.

tool callingreads imagesreasoningstructured output400k contextreleased 7 Aug 2025
Compare withvs Mistral Small 3.2 24Bvs Qwen Flashor any model →

OpenAI list price

$0.55/M tokens

$0.05 in · $0.40 out

read · 85% below the market median

Cheapest price we can explain

$0.50/M tokens

$0.05 in · $0.36 out · 9% under list

Poe
View at Poe ↗

read

What it costs for your work

pages a month

OpenAI list price

$0.054a month

cheapest we can explain · Poe

$0.0491a month

difference

$0.00488saved

A page is about 600 tokens in and 60 out, a support reply 200 in and 300 out, an email 150 in and 250 out. Nothing else is counted: no cache discount, no batch rate, no free tier.

Every provider selling GPT-5 Nano

Four groups, decided by the price and by what the provider publishes about it. Prices are per million tokens, and the share is that row against OpenAI's price.

The maker's list price

1 price

What the lab that trained the model charges on its own API.

  • OpenAI

    The price OpenAI charges for the model it trained. Every row below is measured against it.

    OpenAI ↗

    $0.05 / $0.40in / out per M

    1.00×of list price

Cheaper, and we know why

2 prices

Below list, with a published reason: hosting the open weights, a regional price list, credits, a stated discount.

  • Poe

    9% under the list price, an ordinary reseller margin.

    Poe ↗

    $0.05 / $0.36in / out per M

    0.91×of list price

  • Jiekou

    5% under the list price, an ordinary reseller margin.

    Jiekou ↗

    $0.05 / $0.38in / out per M

    0.95×of list price

Same price as the maker

28 prices

The same price the maker charges, sold by someone else.

showing the 25 cheapest of 28 · every row in the open dataset

Cheaper, and nobody says why

1 price · never ranked

Below list on a closed model with nothing to account for it. Shown, never ranked, never a pick.

  • Meganova

    Lists closed models at 0.80× the maker's price across its catalog.

    Meganova ↗

    $0.04 / $0.32in / out per M

    0.80×of list price

Frequently asked

Who sells GPT-5 Nano cheapest?
Poe, at $0.05 in and $0.36 out per million tokens, read on 16 Sept 2026. 9% under the list price, an ordinary reseller margin.
Is GPT-5 Nano open weights?
No. OpenAI keeps the weights, so every price on this page is OpenAI's own or a resale of it. A price below list here needs a published reason, or it is listed and never ranked.
How much context does GPT-5 Nano hold?
400,000 tokens in one call, which is about 400k, and it can call your own functions.
How does GPT-5 Nano compare with the rest of the market?
At $0.55 per million tokens, OpenAI's price is 85% below the $3.55 median across the 337 text models we track.
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