Gemini 1.5 Flash-8B

Claims and evidence

• Released 27 August 2024Experimental release as gemini-1.5-flash-8b-exp-0827. ● Primary source[2]August 27, 2024
• Retired 29 September 2025 ● Primary source[2]September 29, 2025
• Updated experimental version (gemini-1.5-flash-8b-exp-0924) 24 September 2024 ● Primary source[2]September 24, 2024 [4]Gemini 1.5 Flash-8B Experimental updates
• Production-ready release (gemini-1.5-flash-8b-001) 3 October 2024 ● Primary source[1] [2]October 3, 2024

• Status Retired ● Primary source[2]September 29, 2025

• Variant of Gemini 1.5 Flash ● Primary source[1]Our lightweight model, smaller and faster [3]section 8

• Change · Size A smaller model than 1.5 Flash; the technical report says it inherits the core architecture, optimizations and data mixture of 1.5 Flash.Compared with Gemini 1.5 Flash ● Primary source[1] [3]section 8
• Change · Efficiency Lower latency on small prompts, and at its stable release half the price and twice the rate limits of 1.5 Flash.Compared with Gemini 1.5 Flash ● Primary source[1]

• Context window exceeding 1 million tokens tokensThe technical report says Flash-8B supports a context window exceeding 1 million tokens; the live sources give no exact API limit. ● Primary source[3]section 8
• Parameters Not disclosedThe name refers to 8B and the technical report places it among single-digit billion parameter models, but no exact parameter count is stated. No claim madeNo source
• Access APIGoogle AI Studio and the Gemini API. ● Primary source[1]

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