Gemini 2.5 Flash-Lite vs GPT-5.4 nano
Compare Google and OpenAI AI models
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
Gemini 2.5 Flash-Lite
GPT-5.4 nano
Cost Differences
GPT-5.4 nano costs more than Gemini 2.5 Flash-Lite
Feature Comparison
| Feature | Gemini 2.5 Flash-Lite | GPT-5.4 nano |
|---|---|---|
| Provider | OpenAI | |
| Input Price | $0.10/1M tokens | $0.20/1M tokens |
| Output Price | $0.40/1M tokens | $1.25/1M tokens |
| Context Window | 1,000,000 tokens | 128,000 tokens |
| Max Output | 32,768 tokens | 8,192 tokens |
| Category | efficient | efficient |
| Capabilities | textvisionaudio | text |
| Release Date | 6/17/2025 | 3/6/2026 |
Gemini 2.5 Flash-Lite vs GPT-5.4 nano: Which Should You Choose?
Choosing between Gemini 2.5 Flash-Lite and GPT-5.4 nano depends on your priorities: cost efficiency, context length, or raw capability. Gemini 2.5 Flash-Lite is the more affordable option at $0.10/1M input tokens — 50% cheaper than GPT-5.4 nano. Meanwhile, Gemini 2.5 Flash-Lite offers a significantly larger context window at 1,000,000 tokens vs 128,000 for GPT-5.4 nano.
These models come from different providers — Google and OpenAI — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with Google, switching to OpenAIinvolves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.
Both models are in the efficient category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: Gemini 2.5 Flash-Lite would save you roughly $157.50/month compared to GPT-5.4 nano. For startups and indie developers, that difference can be significant.
Output costs matter too. Gemini 2.5 Flash-Lite charges $0.40/1M output tokens vs $1.25 for GPT-5.4 nano. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Gemini 2.5 Flash-Lite has the edge here at $0.40/1M output tokens.
Multimodal capabilities: Gemini 2.5 Flash-Lite supports vision (image inputs) while GPT-5.4 nano is text-only. If your application needs image understanding, this narrows your choice.
Best Use Cases
Choose Gemini 2.5 Flash-Lite when:
- • Budget is a primary concern
- • You need a larger context window (1,000,000 tokens)
- • You need more capabilities (vision, audio)
- • You need longer outputs (up to 32,768 tokens)
- • You're already using Google's API ecosystem
- • You're running high-volume, latency-sensitive workloads
Choose GPT-5.4 nano when:
- • You're already using OpenAI's API ecosystem
- • You're running high-volume, latency-sensitive workloads
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
Gemini 2.5 Flash-Lite (Google)
GPT-5.4 nano (OpenAI)
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