gemini-3.6-flash price 50% cut on 2026-08-13

On 2026-08-13, Google changed the published API price of gemini-3.6-flash. The superseded price had stood for 23 days. This is the only recorded price change for this model in the index.

Every metered token direction on gemini-3.6-flash got cheaper that day. A cut is the direction people notice least, because a lower bill rarely prompts anyone to check what changed.

What changed

Per 1M tokensBeforeAfterChange
Input$1.50$0.75-50%
Output$7.50$3.75-50%

What it meant in practice

On a reference workload of 50M input and 5M output tokens a month, this change moved the bill from $112.50 to $56.25 a month, a difference of $56.25. The workload is a fixed reference used on every event page so the figures are comparable between them, not a measurement of anyone's usage.

Your recorded history should not change when prices do

A cost tracker carrying a single current-price table would reprice every gemini-3.6-flash session you ran before 2026-08-13 at the new rate, silently restating months you already paid for. See what this change does to a real session, and why dated windows are the fix.

Provenance

Every value here carries a first-party source, and superseded prices are kept rather than overwritten. Windows before the index began are reconstructed from web archives and labelled as archived rather than claimed as first-party.

WindowSource
Input, 2026-07-21 to 2026-08-13https://ai.google.dev/gemini-api/docs/pricing
Input, from 2026-08-13https://ai.google.dev/gemini-api/docs/pricing
Output, 2026-07-21 to 2026-08-13https://ai.google.dev/gemini-api/docs/pricing
Output, from 2026-08-13https://ai.google.dev/gemini-api/docs/pricing

Related

Derived from the AI Price Index, last updated 2026-08-17. Licensed CC BY 4.0: reuse this with credit to the dataset page.