Gemini 2.5 Pro

Available

Stable multimodal model for deep reasoning and coding.

Access details: Gemini API

The model ID to use in API requests.

gemini-2.5-pro

Updated Oct 20, 2026

Sources & notes

Capabilities & limits

Context window: 1M
Maximum output: 64K
Image input: Supported
Tool calling: Supported
Structured output: Supported

Pricing

USD / 1M tokens

Input: $1.25
Output: $10.00

Standard rates per million tokens. Discounts and long-context rates, where offered, are on Google's pricing page.

Full rate card 7 rates

All prices in USD.

Short-context input

$1.25 per 1M tokens

prompt <= 200K tokens

Long-context input

$2.50 per 1M tokens

prompt > 200K tokens

Short-context output

$10.00 per 1M tokens

prompt <= 200K tokens
includes thinking tokens

Long-context output

$15.00 per 1M tokens

prompt > 200K tokens
includes thinking tokens

Cached input (short context)

$0.125 per 1M tokens

prompt <= 200K tokens

Cached input (long context)

$0.25 per 1M tokens

prompt > 200K tokens

Cache storage

$4.50 per 1M tokens per hour

context caching storage

Paid tier. Batch and Flex: $0.625 / $1.25 input and $5.00 / $7.50 output (<= / > 200K). Priority: $2.25 / $4.50 input and $18.00 / $27.00 output, cached $0.225 / $0.45, storage $8.10. Free tier is free of charge. Grounding with Google Search: 1,500 requests per day free, then $35 per 1,000 grounded prompts. Since 2026-09-18 access to 2.5 models is limited to projects that used them before.

Price history

Sep 23, 2026

Input $1.25 per million tokens

Sep 23, 2026

Output $10.00 per million tokens

Technical details

Parameters: Not published
Active parameters: Not published
Architecture: Sparse mixture-of-experts (MoE) transformer with native multimodal support for text, vision, and audio (Gemini 2.5 family)
Training / knowledge cutoff: January 2025
Input modalities: Text, image, video, audio, PDF
Output modalities: Text

From Google

Official announcement ↗

Release & lifecycle

First available: Jun 17, 2025
available: As of Sep 13, 2026
available: As of Oct 20, 2026