Context
922K
Max output
128K
Serving providers
2
Cheapest input
$4.00 /1M
Prices are on-demand list rates. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $4.00 to $5.00 per 1M tokens across 2 providers, so the dearest route costs 25% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
OpenAICheapest$4.00$20.001
EndpointStd inStd outCached inBatch in / outModel ID
StandardCheapest$4.00$20.00$0.40$2.00 / $10.00gpt-5.6
Azure$5.00$30.001

Price history

input + output $/1M since we started tracking
Input Output
Input down 20% since first tracked
$0.000$10.00$20.00$30.00Jul 10Jul 12Aug 23Aug 28$20.00$4.00

Cost calculator

estimate your monthly spend on this model
$2,400
estimated / month

Model IDs

copy the exact identifier for your platform
gpt-5.6azure/gpt-5.6

Frequently asked questions

GPT 5.6 pricing, context and availability

How much does GPT 5.6 cost?

GPT 5.6 costs $4.00 per 1M input tokens and $20.00 per 1M output tokens at its cheapest provider via OpenAI. Across 2 serving providers, input prices range from $4.00 to $5.00 per 1M tokens.

What is the context window of GPT 5.6?

GPT 5.6 accepts up to 922K tokens of context and can return up to 128K output tokens.

Which providers serve GPT 5.6?

GPT 5.6 is available from 2 serving providers, each with its own pricing and model ID. OpenAI is currently the cheapest.

What can GPT 5.6 do?

GPT 5.6 supports image input (vision), tool use, reasoning, prompt caching, structured output and web search.

Other OpenAI models

compare pricing across the OpenAI lineup
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