GPT Image 1 vs Gemini 1.5 Pro

Compare GPT Image 1 and Gemini 1.5 Pro. Find out which one is better for your use case.

Model Comparison

FeatureGPT Image 1Gemini 1.5 Pro
ProviderOpenAIGoogle
Model Typeimagetext
Context WindowN/A1,000,000 tokens
Input Cost$5.00 / 1M tokens$3.50 / 1M tokens
Output CostN/A$7.00 / 1M tokens

Strengths & Best Use Cases

GPT Image 1

1. State-of-the-Art Image Generation

  • Produces high-quality, detailed images optimized for realism, style control, and prompt fidelity.
  • Designed to handle complex visual scenes, compositions, and lighting conditions.

2. Natively Multimodal Architecture

  • Can understand and reason over both text and images as inputs.
  • Ideal for workflows like:
    • Editing based on reference images
    • Expanding sketches or mockups
    • Visual concept development

3. Flexible Output Resolutions & Quality Levels

  • Supports multiple resolutions, including:
    • 1024x1024
    • 1024x1536
    • 1536x1024
  • Offers three quality tiers (Low, Medium, High) to optimize for:
    • Cost efficiency
    • Speed
    • Maximum detail

4. Multiple Pricing Models

  • Pay-per-token for multimodal input:
    • Text input tokens
    • Image input tokens
  • Pay-per-image generation for final output:
    • Low, Medium, and High quality tiers
  • Enables businesses to balance cost and output needs.

5. Broad Use Cases

  • Product photography and marketing assets
  • Illustration, concept art, and creative ideation
  • UX/UI mockups
  • Style-guided image creation
  • Generating reference images for design or storytelling

6. Supported Across Major API Endpoints

  • Available via:
    • Chat Completions
    • Responses
    • Realtime
    • Assistants
    • Images (generations, edits)
  • Allows tight integration into automated creative pipelines or user-facing apps.

7. Simplified Model Behavior for Stability

  • No streaming, function calling, structured outputs, or fine-tuning.
  • Focused solely on high-quality image generation without extra logic layers.

8. Consistent Results via Snapshots

  • Supports snapshots for version locking.
  • Ensures long-term reproducibility across production pipelines.

9. Ideal For

  • Designers, marketers, and creatives
  • Product teams needing image assets
  • App builders integrating image generation workflows
  • Agencies producing visual content at scale

Gemini 1.5 Pro

1. Breakthrough long-context window up to 1,000,000 tokens

  • Can process 1 hour of video, 11 hours of audio, 700k+ words, or 100k+ lines of code in a single prompt.
  • Supports advanced retrieval, reasoning, summarization, and cross-document tasks.
  • Achieves 99% retrieval accuracy on 1M-token Needle-In-A-Haystack tests.

2. Strong multimodal reasoning across video, audio, images, and text

  • Can analyze long videos (e.g., full silent films), track events, infer causality, and identify small details.
  • Handles large complex documents like manuals, transcripts, and books.

3. High-performance reasoning and problem solving

  • Comparable to Gemini 1.0 Ultra across many benchmarks.
  • Excels at code reasoning, multi-step explanations, and large-scale codebase analysis.

4. Advanced code understanding and generation

  • Performs problem-solving on codebases exceeding 100,000 lines.
  • Capable of cross-file reasoning, debugging guidance, API comprehension, and generating structured code improvements.

5. Efficient Mixture-of-Experts (MoE) architecture

  • Activates only relevant expert pathways per input.
  • Enables faster training, lower latency, and more efficient serving.
  • Dramatically improves scalability and inference speed.

6. Exceptional in-context learning capabilities

  • Learns new tasks directly from long prompts without fine-tuning.
  • Demonstrated by learning to translate a low-resource language (Kalamang) from a grammar manual.

7. High-fidelity multimodal understanding

  • Reads, analyzes, and reasons about long PDFs, code repositories, images, and videos together.
  • Enables new classes of applications: legal analysis, scientific review, codebase audits, long-form content generation, etc.

8. Safety and reliability first

  • Undergoes extensive ethics, safety testing, and red-teaming.
  • Improved representational safety and reduced hallucinations compared to previous generations.

9. Available for developers and enterprises

  • Accessible via AI Studio and Vertex AI.
  • Supports future pricing tiers for expanded context windows.
  • Designed for real enterprise-scale workloads.

10. Widely capable mid-size model

  • Positioned between Gemini Pro and Gemini Ultra generations.
  • Well-balanced: reasoning, multimodality, long-context, and speed.

Turn your AI ideas into AI products with the right AI model

Appaca is the complete platform for building AI agents, automations, and customer-facing interfaces. No coding required.

Customer-facing Interface

Customer-facing Interface

Create and style user interfaces for your AI agents and tools easily according to your brand.

Multimodel LLMs

Multimodel LLMs

Create, manage, and deploy custom AI models for text, image, and audio - trained on your own knowledge base.

Agentic workflows and integrations

Agentic workflows and integrations

Create a workflow for your AI agents and tools to perform tasks and integrations with third-party services.

Trusted by incredible people at

AntlerNurtureEduBuddyAgentus AIAona AI
AntlerNurtureEduBuddyAgentus AIAona AI
AntlerNurtureEduBuddyAgentus AIAona AI
AntlerNurtureEduBuddyAgentus AIAona AI

All you need to launch and sell your AI products with the right AI model

Appaca provides out-of-the-box solutions your AI apps need.

Monetize your AI

Sell your AI agents and tools as a complete product with subscription and AI credits billing. Generate revenue for your busienss.

Monetize your AI
Edubuddy

“I've built with various AI tools and have found Appaca to be the most efficient and user-friendly solution.”

Chey

Cheyanne Carter

Founder & CEO, Edubuddy