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The Atlas · column G ($10–30) · row 2 (32–128K)

GRIDG2 Models at $10–30 per 1M input with 32–128K tokens of context

1 model · 1 creatorChecked 17 Aug 2026

Open the map
GPT-4 Turbo is the only model in G2: $10.00 per 1M input tokens, 32–128K tokens of context. A request that fills each model’s window costs $1.40 here, because windows differ within a square.
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ModelsAtlas. “Models at $10–30 per 1M input with 32–128K tokens of context”. Retrieved 17 Aug 2026. https://modelsatlas.com/atlas/g2

Models in G2

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

ModelInputOutputContextListed
GPT-4 TurboOpenAI$10.00$30.00128,000batch 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-4 Turbo128K window
$1.40

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

← cheaper0GRIDF2No model in F2 yet.
pricier →0GRIDH2No model in H2 yet.
↓ smaller0GRIDG1No model in G1 yet.
↑ larger3GRIDG3$10–30 per 1M input, 128–256K context: Claude Opus 4, Claude Opus 4.1 and 1 more.

Questions about square G2

What is the cheapest AI model with 32–128K tokens of context at $10–30 input?
GPT-4 Turbo at $10.00 per 1M input tokens and $30.00 output. It is the only model in G2.
Which G2 model is cheapest for a request that fills its context window?
GPT-4 Turbo, at about $1.40 for a prompt that fills its 128K window plus its output. The cheapest list price is not always the cheapest full-window request, because windows differ within a square.
Are any G2 models open-weight?
None of the 1 is marked open-weight in our records.
What does grid reference G2 mean?
G is the price column ($10–30 per 1M input tokens) and 2 is the context row (32–128K). Models in the same square are like-for-like on price and context only; the grid says nothing about quality.

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