GPT-5 nano for cheapest vision llms
GPT-5 nano is the #1 pick on LLMDex's cheapest vision llms ranking out of 5 models we track for this use case. Below, the specific reasons it slots where it does, and when you should reach for an alternative.
Updated
At a glance
- Rank
- #1 of 5
- Context
- 400K tokens
- Output / 1M
- $0.40 / 1M tokens
- Released
- Aug 2025
Why GPT-5 nano fits this task
Three things about GPT-5 nano that map directly onto what this task rewards: Lowest-cost OpenAI model with vision support; Fast P99 latency; Good enough for routing and classification. Beyond the task-specific fit, GPT-5 nano also brings lowest-cost openai model with vision support and fast p99 latency, both of which compound when the workload broadens.
The criteria this task rewards
LLMDex ranks cheapest vision llms on 5 criteria , these are the axes the ranking uses, in priority order:
- Cost per million input tokens with image attached
- Image-token billing structure
- Quality floor on chart and screenshot tasks
- Throughput
- API ease
How GPT-5 nano scores on each axis
Where GPT-5 nano costs you: visible quality gap on open-ended tasks. For most teams this is acceptable on this workload, the value of the strengths above outweighs the cost. For cost-bound workloads or teams with strict latency budgets, run an eval against the next two ranked models on real data before committing.
Strengths that pay off here
- Lowest-cost OpenAI model with vision support
- Fast P99 latency
- Good enough for routing and classification
Tracked weaknesses
- Visible quality gap on open-ended tasks
- Limited reasoning capability
When to pick something else
If you have a binding constraint that GPT-5 nano doesn't satisfy, pricing, license, regional availability, modality coverage, the next-best pick on this task is Gemini 3 Flash from Google. Google's high-speed, low-cost mid-tier with the same massive context window, popular for high-volume RAG.
Run GPT-5 nano now
Skip setup. Deploy via a hosted provider in under a minute.
Other models for cheapest vision llms
- Gemini 3 Flash for cheapest vision llms
Google's high-speed, low-cost mid-tier with the same massive context window, popular for high-volume RAG.
Read guide - Claude Haiku 4 for cheapest vision llms
Anthropic's smallest 4-tier model, fast and cheap with the family's signature tone.
Read guide - GPT-5 mini for cheapest vision llms
GPT-5's mid-tier sibling, most of the quality at a fraction of the price, ideal for high-volume production workloads.
Read guide - Qwen2-VL-72B for cheapest vision llms
Top open-weight vision-language model, strong on document understanding and chart analysis.
Read guide
GPT-5 nano for other use cases
Direct comparisons
Frequently asked
Is GPT-5 nano good for cheapest vision llms?
GPT-5 nano is ranked #1 on LLMDex's cheapest vision llms list. OpenAI's smallest GPT-5 variant, built for ultra-low-cost classification, routing, and high-volume inference.How much does GPT-5 nano cost for cheapest vision llms?
GPT-5 nano costs $0.050 / 1M tokens for input tokens and $0.40 / 1M tokens for output tokens. For cheapest vision llms workloads, output costs typically dominate; budget on the higher number.What's a cheaper alternative to GPT-5 nano for cheapest vision llms?
The next ranked model on this task is Gemini 3 Flash. Compare both before committing.When should I NOT use GPT-5 nano for cheapest vision llms?
Tracked weakness: Visible quality gap on open-ended tasks. If that constraint is binding for your workload, the next-ranked model on this task is the safer pick.
Intelligence, distilled weekly.
One short email every Friday, new model launches, leaderboard moves, and pricing drops. Curated by hand. Free, no spam.