Google Gemini 2.5 Flash by Helicone — Specs, Pricing & Capabilities | whichllm

Model ID gemini-2.5-flash

Provider Helicone

Family gemini-flash

Status -

Knowledge Cutoff 2025-06

Release Date 2025-06-17

Input Modalities text, image

Output Modalities text

Context Window 1048576

Input Limit -

Output Limit 65535

Tool Calling Yes

Reasoning Yes

Structured Output -

Temperature Control Yes

Open Weights No

Input Cost / 1M tokens $0.30

Output Cost / 1M tokens $2.50

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens $0.07

Cache Write Cost / 1M tokens $0.30