GPT-6 Astra Long Context
Fresh input / cached input / output cost breakdown, active and scheduled rates, provenance, same-model deployment markup, and cost-comparable alternatives for this purchasable lane.
Illustrative workloads
Pick a useful starting shape, then fine-tune every input below.
Workload and pricing scenario
Adjust the token shape, cache behavior, time window, and service tier. Every number below updates immediately.
Workload cost calculator
Share of input tokens served from cache. Applied only to models with a cache meter.
Rows with a rate that changes by time of day, promo window or service tier are priced for this scenario instead of their flat listed rate; a brand-colored label under the model name names which one applies. Context size for band-priced rows uses the input-token count below.
Picking a specific hour also previews time-of-day rates that are scheduled but have not started billing yet; those rows are labelled · preview with their start instant. Now only ever shows rates that are billable at this moment.
What this lane charges right now
Priced under the workload and scenario above. The full published schedule below always shows every variant regardless of which scenario is selected.
Where this workload's cost goes
60M input tokens (90% cache hit) and 210K output tokens, at the resolved rate above.
$132.00 + $118.80 + $17.32 = $268.13
How much to trust these numbers
GPT-6 Astra Standard US Data Zone long-context rate. Microsoft also publishes a $27.50/M cache-write rate; this catalog models cached-input reads, not cache creation. The same retail meter is $24.00/$2.40/$90.00 in a separate 14-region non-US Data Zone group; this catalog keeps one primary Data Zone rate per lane.
Azure Retail Prices API, serviceName 'Foundry Models', productName 'Azure OpenAI GPT6', captured 2026-09-10: effective 2026-09-01 meters '6-astra LongCo Inp Std DZ 1M Tokens' $22.00/M, '6-astra LongCo Cd Inp Std DZ 1M Tokens' $2.20/M, '6-astra LongCo Cd Wr Std DZ 1M Tokens' $27.50/M and '6-astra LongCo Opt Std DZ 1M Tokens' $82.50/M across seven US regions. The same meter names are $24.00/$2.40/$30.00/$90.00 across 14 non-US regions; the catalog's single DataZone row represents the published US group and records the second group in its note. Cache writes remain outside this schema.
Same-model deployment markup
How much this Foundry lane costs over the same model's Direct API rate.
| Lane | Deployment | Workload cost | Foundry markup |
|---|---|---|---|
| GPT-6 Astra Long Context OpenAI direct API | Direct API | $243.75 | +$24.38 (+10%) |
Other lanes within ±25% of this workload's cost
Same provider first, then ranked by cost proximity, for 60M in / 210K out. This is a cost ranking only — never a quality recommendation.
- GPT-6 Astra Long ContextOpenAI / Azure OpenAI · OpenAI direct APISame providerDirect API$243.75CHF 196.22-$24.38 (-9%) vs this lane
- GPT-6 Astra Long ContextOpenAI / Azure OpenAISame providerFoundry ·Global$243.75CHF 196.22-$24.38 (-9%) vs this lane