AI Models / Compare

Gemini 1.5 Pro

Former 2M context champion; retired September 2025, replaced by 2.5 Pro.

Creator: Google Gemini
Lifecycle: Retired
Context: 2.1M
Max output: 8.2K
Released: May 14, 2024
Status: up

Input: $1.25 / 1M tokens
Output: $5.00 / 1M tokens
Cached read: — / 1M tokens
Cached write: — / 1M tokens
Batch discount: —%
Source: Gemini 1.5 Pro pricing
Verified: Apr 5, 2026 (High)

Capabilities

Modalities: textimageaudiovideo→text
Capabilities: audioInputimageInputbatchSupportcodeExecutionpromptCachingfunctionCallingstructuredOutputs
Strengths: 2M context window pioneer
Tradeoffs: Retired September 2025

Official Links

Intro

https://developers.googleblog.com/en/gemini-15-pro-now-available-in-the-gemini-api/

Docs

https://ai.google.dev/gemini-api/docs/models

Pricing

https://ai.google.dev/gemini-api/docs/pricing

Release note

https://ai.google.dev/gemini-api/docs/changelog

Benchmark Coverage

Benchmark	Version	Score	Date	Source	Notes

Release History

Release	Alias	Lifecycle	Release Date	Deprecation	Shutdown	Summary
Gemini 1.5 Pro	gemini-1-5-pro	Retired	Sep 24, 2024	—	—	Current published model family snapshot.

Host Coverage

Host	Type	Context	Pricing Note	Differences
Google AI Studio	first-party	2.1M	Retired — API returns 404.	—

Migration Guidance

Retired. Migrate to Gemini 2.5 Pro.

Replacement models: gemini-2-5-pro

Change Events

Date	Type	Title	Description	Source
May 14, 2024	family_added	Gemini 1.5 Pro published	Initial public model family launch.	Gemini 1.5 Pro release notes

Other models from Google Gemini

Gemini 1.5 Flash, Gemini 2.0 Flash, Gemini 2.0 Flash, Gemini 2.5 Flash, Gemini 2.5 Flash-Lite, Gemini 2.5 Pro, Gemini 2.5 Pro