Google launches Gemini 3.8 Flash at $0.75/$3.75 introductory API price

Google dated the launch of Gemini 3.8 Flash on September 2, 2026, positioning it as a cheaper workhorse model that improves on Gemini 3.7 Flash. The introductory API price is $0.75 per million input tokens and $3.75 per million output tokens through December 31, 2026, rising to $1.50 and $7.50 from January 1, 2027. The launch came while Gemini 3.5 Pro, promised for June on the Q2 call, still had not shipped.

• Launch dated September 2, 2026
• Introductory API price $0.75 input / $3.75 output per million tokens through Dec 31, 2026
• From Jan 1, 2027: $1.50 input / $7.50 output per million tokens
• Gemini 3.5 Pro, promised for June, had not shipped as of Sept 2