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OpenAI GPT-6 Astra Pricing on OpenRouter

$10.00 per 1M tokensInput price on OpenRouter, per 1M tokens
$50.00 per 1M tokensOutput price on OpenRouter, per 1M tokens
1,050,000 tokensContext window
128,000 tokensLongest reply (max output)

As listed on OpenRouter; details and sources below.

Directly from OpenAI (official API price): input $10.00 per 1M tokens, output $50.00 per 1M tokens.

OpenRouter lists OpenAI GPT-6 Astra at $10.00 per 1M tokens for input and $50.00 per 1M tokens for output. Observed Last checked · Source · Methodology

Amount worked out from the source page: $10.00 per 1M tokens, in USD · as shown in the United States on Oct 18, 2026 · the page does not say whether tax is included; we do not assume it is excluded · no price change seen since Oct 16, 2026.

What typical tasks cost with this model

TaskAt OpenAI's price ($10.00 / $50.00)Through OpenRouter ($10.00 / $50.00)
1,000 chat replies$25.00$25.00
Summarizing 100 documents$6.10$6.10
A day of coding assistant use$20.00$20.00

Calculated Prices per 1M tokens (input / output) in brackets; token counts and what is not included: our assumptions and the same tasks on other models.

How we got this number

  • What we read: the published price on openrouter.ai/api/v1/models
  • Checked: ; tracked since Oct 16, 2026
  • Shown in: the United States
  • Checks so far: 3 checks since Oct 16, 2026
  • What changed: no price change since Oct 16, 2026
  • Page updated:

Other measured facts

QuestionAnswerCheckedStatus
Above how many request tokens does GPT-6 Astra switch to its long-request price directly from OpenAI (official API price)?272 thousand tokensObserved
How much does GPT-6 Astra cost per 1M cache-read tokens (cache hits) directly from OpenAI (official API price)?$1.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-read tokens (cache hits) when a request is above the long-request threshold, directly from OpenAI (official API price)?$2.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-write tokens directly from OpenAI (official API price)?$12.50 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-write tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?$25.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M input tokens directly from OpenAI (official API price)?$10.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M output tokens directly from OpenAI (official API price)?$50.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M request tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?$20.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M response tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?$75.00 per 1M tokensObserved
How much does OpenAI GPT-6 Astra cost per 1M output tokens on OpenRouter?$50.00 per 1M tokensObserved
What is the context window of OpenAI GPT-6 Astra on OpenRouter, in tokens?1,050,000 tokensObserved
What is the maximum output length of OpenAI GPT-6 Astra on OpenRouter, in tokens?128,000 tokensObserved

History

Same price in all 3 checks since Oct 16, 2026.

Marketplace price over the 7 days to Oct 18, 2026: $10.00 per 1M tokens (3 checks). Short-lived price moves are not listed as changes.

  1. — First check: $10.00 per 1M tokens Added to tracking later than most plans here; it joins month-to-month comparisons from its second month.

The source record lists $0.00001 per token ($10.00 per 1M tokens), fetched on Oct 18, 2026.

The source record, as published
"prompt":"0.00001"
What the source says · openrouter.ai
Record history — 32 records for 13 questions
Last record
Shown in
the United States
How much does OpenAI GPT-6 Astra cost per 1M input tokens on OpenRouter?
TimeValueStatus
Oct 18, 2026$10.00 per 1M tokensObserved
Oct 17, 2026$10.00 per 1M tokensObserved
Oct 16, 2026$10.00 per 1M tokensObserved
Above how many request tokens does GPT-6 Astra switch to its long-request price directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026272 thousand tokensObserved
Oct 17, 2026272 thousand tokensObserved
How much does GPT-6 Astra cost per 1M cache-read tokens (cache hits) directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$1.00 per 1M tokensObserved
Oct 17, 2026$1.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-read tokens (cache hits) when a request is above the long-request threshold, directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$2.00 per 1M tokensObserved
Oct 17, 2026$2.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-write tokens directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$12.50 per 1M tokensObserved
Oct 17, 2026$12.50 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M cache-write tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$25.00 per 1M tokensObserved
Oct 17, 2026$25.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M input tokens directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$10.00 per 1M tokensObserved
Oct 17, 2026$10.00 per 1M tokensObserved
Oct 16, 2026$10.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M output tokens directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$50.00 per 1M tokensObserved
Oct 17, 2026$50.00 per 1M tokensObserved
Oct 16, 2026$50.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M request tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$20.00 per 1M tokensObserved
Oct 17, 2026$20.00 per 1M tokensObserved
How much does GPT-6 Astra cost per 1M response tokens when a request is above the long-request threshold, directly from OpenAI (official API price)?
TimeValueStatus
Oct 18, 2026$75.00 per 1M tokensObserved
Oct 17, 2026$75.00 per 1M tokensObserved
How much does OpenAI GPT-6 Astra cost per 1M output tokens on OpenRouter?
TimeValueStatus
Oct 18, 2026$50.00 per 1M tokensObserved
Oct 17, 2026$50.00 per 1M tokensObserved
Oct 16, 2026$50.00 per 1M tokensObserved
What is the context window of OpenAI GPT-6 Astra on OpenRouter, in tokens?
TimeValueStatus
Oct 18, 20261,050,000 tokensObserved
Oct 17, 20261,050,000 tokensObserved
Oct 16, 20261,050,000 tokensObserved
What is the maximum output length of OpenAI GPT-6 Astra on OpenRouter, in tokens?
TimeValueStatus
Oct 18, 2026128,000 tokensObserved
Oct 17, 2026128,000 tokensObserved
Oct 16, 2026128,000 tokensObserved
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