Analysis Summary
OpenAI GPT Luna Latest is developed by ~openai. It launched in September 2026, making it a current-generation release. On our leaderboard it earns Emerging-tier status, ranking #565 of 803 models in our overall business-suitability ranking.
Its 1.1M-token context window is larger than 98% of the models we list, suiting long documents, large codebases, and retrieval-heavy workloads. Crucially for business adoption, OpenAI GPT Luna Latest combines tool use, function calling, vision input, and step-by-step reasoning in a single model, letting teams consolidate several use cases instead of stitching together multiple services.
At $0.100 input and $0.500 output per 1M tokens, OpenAI GPT Luna Latest is aggressively priced for high-volume use which makes it easy to justify for cost-sensitive, high-throughput deployments. OpenAI GPT Luna Latest is worth evaluating where ~openai’s ecosystem and the model’s specific capabilities fit your workflow.
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
DFO Verdict
OpenAI GPT Luna Latest currently sits at #565 of 803 models on our board. We class it as a emerging-tier model. In our testing it is strongest at value for money.
How OpenAI GPT Luna Latest compares
Its 1.1M-token context window is larger than 98% of the models we list. At $0.10 per million input tokens it is cheaper than 69% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Strongest on value. The pulled-in content corner is the trade-off, and if the shape matters more than the price, this is your model.
Compare shapes side-by-side →Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $0.10 | $0.000100 |
| Output | $0.50 | $0.000500 |
What would OpenAI GPT Luna Latest cost your business?
Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.
A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 803 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save OpenAI GPT Luna Latest for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout OpenAI GPT Luna Latest
This model always redirects to the latest model in the GPT Luna family.
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Frequently asked questions about OpenAI GPT Luna Latest
How much does OpenAI GPT Luna Latest cost?
OpenAI GPT Luna Latest costs $0.10 per million input tokens and $0.50 per million output tokens.
What is the context window of OpenAI GPT Luna Latest?
OpenAI GPT Luna Latest has a context window of 1,050,000 tokens (1.1M).
What can OpenAI GPT Luna Latest do?
OpenAI GPT Luna Latest supports image/vision input, tool use, and function calling.
Who created OpenAI GPT Luna Latest?
OpenAI GPT Luna Latest is developed by ~openai and was released on September 11, 2026.
Data sourced from the OpenRouter API, Artificial Analysis, the Hugging Face Open LLM Leaderboard and our own internal testing. Scores are editorially curated by our team.
Last updated: September 23, 2026 8:38 pm