Cheapest AI APIs
The most affordable AI APIs ranked by combined input and output token pricing. All data derived from the SGO model catalog.
The most affordable AI APIs ranked by combined input and output token pricing. All data derived from the SGO model catalog.
Models
13
in category
Providers
7
represented
Avg. API Cost
$0.58
combined in+out / 1M
Top Model
Gemini 2.5 Flash
Price
Cheapest AI APIs Rankings
Sorted by price
| # | Model | Provider | Context | Input / 1M |
|---|---|---|---|---|
| 1 | Ministral 8B | Mistral | 128K | $0.10 |
| 2 | Gemini 2.0 Flash Lite | 1M | $0.075 | |
| 3 | Mistral Small | Mistral | 32K | $0.10 |
| 4 | DeepSeek Coder V2 | DeepSeek | 128K | $0.14 |
| 5 | GPT-4.1 Nano | OpenAI | 1M | $0.10 |
| 6 | Gemini 2.0 Flash | 1M | $0.10 | |
| 7 | Llama 3.3 70B | Meta | 128K | $0.23 |
| 8 | Llama 4 Scout | Meta | 10M | $0.15 |
| 9 | Gemini 2.5 Flash | 1M | $0.15 | |
| 10 | GPT-4o Mini | OpenAI | 128K | $0.15 |
Related Models
Gemini 2.5 Flash
Flash model with thinking capabilities and top multimodal scores.
Why: Google · Price leader
GPT-4.1 Nano
Ultra-low-cost GPT-4.1 tier for classification and extraction.
Why: OpenAI · Price leader
Llama 4 Maverick
Open multimodal Llama with 1M context window.
Why: Meta · Price leader
Llama 4 Scout
Llama 4 with industry-leading 10M context for documents.
Why: Meta · Price leader
Grok 3 Mini
Efficient Grok 3 variant for high-volume use.
Why: xAI · Price leader
Gemini 2.0 Flash Lite
Ultra-cheap Gemini for simple tasks at scale.
Why: Google · Price leader
Mistral Small
Compact Mistral for cost-sensitive applications.
Why: Mistral · Price leader
Gemini 2.0 Flash
Fast multimodal Gemini with native audio and vision.
Why: Google · Price leader
Related Providers
OpenAI
Why: 11 models in catalog
Confidence99%Google
Why: 7 models in catalog
Confidence90%Meta
Why: 4 models in catalog
Confidence80%xAI
Why: 4 models in catalog
Confidence70%Mistral
Why: 5 models in catalog
Confidence60%Cohere
Why: 3 models in catalog
Confidence50%DeepSeek
Why: 5 models in catalog
Confidence40%
Relevant Comparisons
Gemini 2.5 Flash vs GPT-4.1 Nano
Why: Top models in this category
Gemini 2.5 Flash vs Llama 4 Maverick
Why: Top models in this category
Gemini 2.5 Flash vs Llama 4 Scout
Why: Top models in this category
GPT-4.1 Nano vs Llama 4 Maverick
Why: Top models in this category
GPT-4.1 Nano vs Llama 4 Scout
Why: Top models in this category
Llama 4 Maverick vs Llama 4 Scout
Why: Top models in this category
Calculators
Timeline Events
Gemini 2.5 Flash — Model Release
Why: Model Release
Gemini 2.5 Flash — API Release
Why: API Release
Gemini 2.5 Flash — Pricing Update
Why: Pricing Update
Gemini 2.5 Flash — Context Window Increase
Why: Context Window Increase
Gemini 2.5 Flash — Vision Support
Why: Vision Support
Gemini 2.5 Flash — Audio Support
Why: Audio Support
Frequently Asked Questions
- What is the cheapest ai apis?
- Based on SGO data, GPT-4o Mini by OpenAI leads this ranking. Scores are computed from structured benchmark, pricing, and capability attributes — not hardcoded recommendations.
- How does SGO rank cheapest ai apis?
- Models are filtered and sorted using weighted attributes from the centralized catalog: benchmarks, pricing, context windows, latency tiers, and capability flags.
- How many models are included?
- 13 models in the SGO catalog match this search intent.
Explore More
13 models ranked · Updated from structured SGO data