GoogleGemini 2.5 Flash API pricing
- Generally available source
Gemini 2.5 Flash costs $0.30 per 1M input tokens and $2.50 per 1M output tokens on Google's API, since .
Current price
Launch price
Gemini 2.5 Flash launched at this price on .
Price history
Every price event
-
Price change · first seen between and
- Cached input $0.075 →$0.03
- Batch input added at $0.15
- Batch output added at $1.25
- Batch cached input added at $0.03
Rates from first seen between October 5, 2025 and October 9, 2025 Rate Per 1M tokens Standard Input $0.30 Cached input $0.03 Output $2.50 Batch Input $0.15 Cached input $0.03 Output $1.25 Cached input fell from $0.075 to $0.03 (10% of the input price). No official announcement dates this cache price cut; the date is bounded by captures of the docs pricing page. Batch prices were already listed in capture 20250926115107 ($0.15 / $1.25); they appear in this card because it's the first event after they were listed.
- Price: Archived page (ai.google.dev, captured October 9, 2025)
quote
Gemini 2.5 Flash gemini-2.5-flash ... Standard Input price | ... $0.30 (text / image / video) ... Output price (including thinking tokens) | ... $2.50 | Context caching price | ... $0.03 (text / image / video) ... Batch Input price | ... $0.15 (text / image / video) ... Output price (including thinking tokens) | ... $1.25 | Context caching price | ... $0.03 (text / image / video)
- Price: Pricing page (ai.google.dev)
quote
Gemini 2.5 Flash gemini-2.5-flash ... Standard ... $0.30 (text / image / video) ... $2.50 ... Context caching price ... $0.03 (text / image / video) ... Batch ... $0.15 (text / image / video) ... $1.25
- Date: Archived page (ai.google.dev, captured October 5, 2025)
quote
Gemini 2.5 Flash ... Context caching price | ... $0.075 (text / image / video)
- Date: Archived page (ai.google.dev, captured October 9, 2025)
quote
Gemini 2.5 Flash ... Context caching price | ... $0.03 (text / image / video)
-
Launch price ·
Single output price including thinking tokens. Batch mode launched on 2025-07-07 at '50% less than the standard rate' (developers blog), but the pricing page only listed per-model batch prices from some time between captures 20250723074118 and 20250926115107.
- Price: Announcement (developers.googleblog.com)
quote
we are updating the pricing for 2.5 Flash: $0.30 / 1M input tokens (*up from $0.15 input) $2.50 / 1M output tokens (*down from $3.50 output) We removed the thinking vs. non-thinking price difference We kept a single price tier regardless of input token size
- Price: Archived page (ai.google.dev, captured June 17, 2025)
quote
Gemini 2.5 Flash ... Input price | Free of charge | $0.30 (text / image / video) $1.00 (audio) | Output price | Free of charge | $2.50 | Context caching price | ... $0.075 (text / image / video)
- Date: Announcement (developers.googleblog.com)
quote
JUNE 17, 2025 ... Gemini 2.5 Flash is generally available and stable
- Date: Changelog (ai.google.dev)
quote
June 17, 2025 ... Released gemini-2.5-flash, our first stable 2.5 Flash model.
- Price: Announcement (developers.googleblog.com)
Gaps in this history
Batch prices from the 2025-07-07 batch launch until they were listed per model (by 2025-09-26) aren't documented. No official date for the October 2025 cache price cut. Flex and Priority tiers (from 2026-04-01) are out of scope.
API ids
gemini-2.5-flash