Gemini 1.5 Pro

Google · Gemini 1.5 · workhorse · released Feb 15, 2024 · deprecated Jun 30, 2026 · gemini-1.5-pro

Gemini 1.5 family:Gemini 1.5 Pro·Gemini 1.5 Flash

Google's proven 1M-context workhorse — now in maintenance mode as Gemini 2.5 generation takes over.

Pricing

Input$1.25 ≤128k, $2.50 >128k / 1M
Output$5 ≤128k, $10 >128k / 1M

Deprecated for new projects.

Cost bandBalanced
Free tierFree tier in AI Studio with limits.

Limits

Context window1M
Max output8,192
Knowledge cutoffSep 2024
DeploymentGemini Developer API, Vertex AI
OpenAI-compatible APINo
ModalitiesText, Image, Audio, Video, PDF input

Where it fits

Best forLegacy integrations and long-context workloads on stable codepaths.
Business fitPlan migration to Gemini 2.5 Flash for long-context at lower cost.

Capabilities

Function callingGroundingCode executionCaching

Benchmark scores

Composite74 / 100
Coding72 / 100 (LiveCodeBench)
Reasoning76 / 100 (GPQA Diamond)
Long context88 / 100 (RULER 1M)
Vision72 / 100 (MMMU)
Instruction following76 / 100 (IFEval)

Editorial aggregate of published benchmark results as of Jan 1, 2025. These are not independent measurements run by this site.

Change history

No recorded changes for this model yet. Pricing and context are checked daily; changes appear here with dates and sources.

Data

Last checkedJan 10, 2026

Verify with provider documentation before committing spend. Report an error and it gets fixed with a logged correction.

Open in the comparison table JSON API