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Gemini Robotics-ER 1.5 Preview


Gemini Robotics-ER 1.5 Preview is Google logoGoogle's language model with a 1.0M context window and up to 66K output tokens, available from 2 providers, starting at $0.300 / 1M input and $2.50 / 1M output. A preview Gemini model specialized for embodied reasoning in robotics, enabling spatial understanding and physical-world task planning.
Spec
Canonical IDgoogle-gemini-robotics-er-1-5-preview
TypeLanguage
StatusActive
CreatorGoogleGoogle
Providers
Context Window1.0M tokens
Max Output66K tokens
Input ModalitiesAudioImageTextVideo
Output ModalitiesText
Reasoning Effortsdefault
Knowledge Cutoff

Capabilities

Input4/5
Text
Image
Audio
Video
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities7/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema·
Web Search
URL Context
Computer Use·
Code Execution
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Reasoning
$ / 1M
Audio In
$ / 1M
Input
$ / 1M
Output
$ / 1M
Audio In
$ / 1M
Google Gemini logo
Google Gemini
gemini-robotics-er-1.5-preview
$0.300$2.50$2.50$1.00$0.150$1.25$0.500
Google Vertex AI logo
Google Vertex AI
gemini-robotics-er-1.5-preview
$0.300$2.50$2.50$1.00$0.150$1.25$0.500

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Gemini 3.1 Flash Lite Preview1.0M$0.250$1.50Available
Gemini 3.1 Pro Preview Custom Tools1.0MAvailable
Gemini 3.1 Pro Preview1.0M$2.00$12.00Available
Gemini 3.1 Flash Live Preview131K$0.750$4.50Available
Gemini 3.1 Flash TTS Preview8K$1.00$0.000Available
Gemini 3.1 Pro$2.20$13.20Available
Gemini 3 Flash1.0M$0.500$3.00Available
Gemini 3 Flash Preview1.0M$0.500$3.00Available
Gemini 3 Pro Preview1.0M$2.00$12.00Deprecated
Nano Banana Pro (Gemini 3 Pro Image)66K$2.00$12.00Available
Gemini Robotics-ER 1.5 Preview1.0M$0.300$2.50Current

Model IDs