Enter a OpenAI key and Base URL to see whether the key is callable, which models are visible, how complete the pricing coverage is, and whether it is ready for listing.

Identify visible models

Check pricing coverage

Get listing guidance

Best for

OpenAI channel partnersAPI marketplacesProcurement teamsSales engineers

OpenAI

62 models · Global brand

全球最强通用基座之一，适合高价值企业工作流、代理分销和模型市场基准对比。

OpenAIResponsesVisionAudio

Provider profile Provider library

公開チェックNo login required

OpenAI API key check

This is the dedicated entry page for the keyword “OpenAI API key check”. You can run a read-only key check from here.

Paste a real key first, then decide whether to continue

We tell you who issued the key, how many models it can see, how complete the pricing coverage is, and whether it looks ready for real workflow use.

Fastest way to start

Pick the closest source first and we will prefill the common Base URL. Then paste a real key and run one read-only check.

1. Choose a likely source (optional)2. Paste a real key3. Get the commercial verdict

If you are unsure about the provider, skip this step and let the result page infer it.

Major providers are auto-filled. Only edit the Base URL if you use a private or proxy gateway.

Provider

Identify vendor and protocol

Know exactly which platform this key belongs to.

Models

See actual visible models

Inspect real model visibility instead of guessing from one endpoint.

Coverage

Measure pricing completeness

Check whether the catalog is commercially ready.

Next step

Get a listing recommendation

Understand whether to list, price, or keep testing.

This tool stays read-only and does not create supplier records or inventory

No supplier creationNo inventory writeNo draft pricingNo implicit submission

API key

A real provider request only happens after you click the main button. The key is not stored, reused, or turned into any supplier or inventory record.

Current source

OpenAI

Base URL

Provider name (optional)

Not ready to use a real key yet?

Run the demo first to see the exact result structure and output quality before you submit a real key.

Public read-only check only. This tool does not create supplier applications, inventory drafts, or pricing drafts, and it does not replace vendor-side expiry or quota verification.

Not ready to paste a key? Ask first.

If you only want to check whether this key can be tested, whether the base URL is right, or which provider route to choose, ask first without sharing the full key.

Keep exploring

Do not stop on one page. Move into models, providers, and routes.

Leading AI model platforms turn a visit into a browsing path. Start with models, then move into providers, protocols, alternatives, and cost.

Current signalOpenAI

Latest model radar

Browse newly released models, launch timing, and supply signals.

Provider database

Continue through OpenAI, Anthropic, Qwen, Gemini, DeepSeek, and more.

Model alternatives

Compare a model against substitutes by cost, capability, and fit.

API protocols

Check whether to use OpenAI-compatible APIs, native APIs, or gateways.

Budget models

Find lower-cost model routes for support, coding, content, and learning.

Learn AI

If you do not have a key yet, start from practical AI usage.

You will get four practical answers: who owns the key, how many models are visible, how complete the pricing is, and whether it is ready for listing.

What this OpenAI key check reveals

The useful question is not just whether the key responds. It is whether the key is complete enough to be listed, used, or procured.

TestKey.ai identifies the models first, then checks pricing coverage, and finally turns that into a practical readiness decision.

Protocol and visible model list

Models still missing pricing

Ready-to-list or pricing-needed guidance

When to run this check

Run it before putting a key into a supplier catalog, an agent inventory pool, a procurement workflow, or a marketplace queue.

The biggest delays rarely come from connectivity. They come from missing pricing, incomplete model coverage, and hidden vendor-side limits.

Related model snapshots

GPT-5.5

OpenAIGPT-5.5

当前主推旗舰模型，适合复杂推理、编码、多工具企业工作流。

Open model profile

GPT-5.5 Pro

OpenAIGPT-5.5

高阶专业版追踪位，适合企业级重度编码、研究与复杂代理工作流。

Open model profile

GPT-5.4 Mini

OpenAIGPT-5.4

高性价比主力通用模型，适合规模化生产环境。

Open model profile

GPT-5.4 Nano

OpenAIGPT-5.4

面向低成本高并发任务的入门位，适合分类、抽取和轻量子代理。

Open model profile

FAQ

OpenAI API key check

Can this OpenAI API key check tell me whether the key is ready for listing?

It gives you a strong first answer: whether the models are visible, whether pricing coverage is good enough, and whether the key looks ready for listing. Final listing decisions still depend on your pricing policy and compliance rules.

Why can’t TestKey.ai show the expiry days for this OpenAI key?

Most public model APIs do not return expiry information for keys. TestKey.ai makes that blind spot explicit instead of inventing a risky answer.

Related key-check pages

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Use TestKey.ai to identify the models, pricing coverage, and listing readiness behind a DeepSeek API key before procurement, onboarding, or marketplace review.

Anthropic / Claude API key check

Use TestKey.ai to identify the models, pricing coverage, and listing readiness behind a Anthropic / Claude API key before procurement, onboarding, or marketplace review.

Gemini API key check

Use TestKey.ai to identify the models, pricing coverage, and listing readiness behind a Gemini API key before procurement, onboarding, or marketplace review.

MiniMax API key check

Use TestKey.ai to identify the models, pricing coverage, and listing readiness behind a MiniMax API key before procurement, onboarding, or marketplace review.