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The Atlas · column G ($10–30) · row 6 (>1M)

GRIDG6 Models at $10–30 per 1M input with over 1M tokens of context

1 model · 1 creatorChecked 10 Oct 2026

Open the map
GPT-6 Astra is the only model in G6: $10.00 per 1M input tokens, over 1M tokens of context. A request that fills each model’s window costs $10.70 here, because windows differ within a square.
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ModelsAtlas. “Models at $10–30 per 1M input with over 1M tokens of context”. Retrieved 10 Oct 2026. https://modelsatlas.com/atlas/g6

Models in G6

Cheapest available standard-tier offer · USD per 1M tokens

ModelInputOutputContextListed
GPT-6 AstraOpenAI$10.00$50.001,050,000batch Alternatives
Highlighted: lowest in column. “Listed” is what our records state: modalities, and whether a batch or free offer exists.

What a window-filling request costs here

One prompt that fills the model’s context window plus up to 4,000 output tokens · Σ derived

GPT-6 Astra1.05M window
$10.70

Arithmetic from the listed standard-tier rates, not a quote; the cheapest list price is not always the cheapest full-window request.

Neighbouring squares

One step cheaper, pricier, smaller or larger

← cheaper1GRIDF6$3–10 per 1M input, >1M context: GPT-5.5.
pricier →0GRIDH6No model in H6 yet.
↓ smaller2GRIDG5$10–30 per 1M input, 1M context: Claude Fable 5 and Claude Fable 5.1.

Questions about square G6

What is the cheapest AI model with over 1M tokens of context at $10–30 input?
GPT-6 Astra at $10.00 per 1M input tokens and $50.00 output. It is the only model in G6.
Which G6 model is cheapest for a request that fills its context window?
GPT-6 Astra, at about $10.70 for a prompt that fills its 1.05M window plus its output. The cheapest list price is not always the cheapest full-window request, because windows differ within a square.
Are any G6 models open-weight?
None of the 1 is marked open-weight in our records.
What does grid reference G6 mean?
G is the price column ($10–30 per 1M input tokens) and 6 is the context row (>1M). Models in the same square are like-for-like on price and context only; the grid says nothing about quality.

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Opens with this page as the source. We add nothing else to the prompt.