Which subscription plan that includes GPT 5.6 Terra is the cheapest?

Of the 10 plans compared here, ChatGPT Go on OpenAI is the lowest at $8.00/month. A free tier is also available for light usage. Plans on different product lines (for example a chat subscription versus a coding plan) are not direct substitutes, so pick by use case rather than price alone.

Can I use GPT 5.6 Terra for free?

Yes — the comparison includes plans with a free tier, so you can use the model at no cost with lower message and rate limits; paid tiers raise those limits.

How much cheaper is annual versus monthly billing?

Based on each plan's published monthly and annual prices, paying yearly (prorated per month) saves up to 17% versus month-to-month. The exact discount varies by plan — see checkout for a specific tier.

Can I use these plans from mainland China?

These plans are directly reachable from mainland China: OpenAI, OpenAI, OpenAI. Domestic channels generally support Alipay/WeChat Pay.

How often are these plan prices updated?

Plan prices are collected daily from official and channel pages and cross-checked by a read-only data audit. Features, limits, and pricing can change — confirm on the official checkout page before subscribing.

Home/Compare Plans/GPT 5.6 Terra

GPT 5.6 Terra Plans

Compare GPT 5.6 Terra subscription plans across different channels to find the best option for you

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MonthlyYearly

10 plans

$8.00 from

ChatGPT Free

💬 Chat subscriptions

Free

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Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

ChatGPT Enterprise

💬 Chat subscriptions

Free

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China✗

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

Payment

InvoiceContract

ChatGPT Go

💬 Chat subscriptions

$8.00/mo

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China✓

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

Payment

💳 Card

ChatGPT Plus

💬 Chat subscriptions

$20.00/mo

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China✗

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Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

Payment

Credit CardDebit CardApple PayGoogle Pay

ChatGPT Business

💬 Chat subscriptions

$30.00/mo

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China✓

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

Payment

💳 Card

ChatGPT Team

💬 Chat subscriptions

$30.00/mo

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QPS-

China✓

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Unknown

Payment

💳 Card

ChatGPT Pro 100

💬 Chat subscriptions

$100.00/mo

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China✗

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Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Not included

ChatGPT Pro covers OpenAI models only; models from other providers are not offered or included.

Features

Pro models, Codex, deep research, image creation, memory and file uploads
Ultrafast not included (buying credits on this tier does not unlock Ultrafast)
Credits available for eligible Codex / ChatGPT Work / Office add-in usage after included allowance

Payment

💳 Card

ChatGPT Pro $200 (Legacy, ends 2026-10-29)

💬 Chat subscriptions

$200.00/mo

RPM-

TPM-

QPS-

China✗

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Not included

ChatGPT Pro covers OpenAI models only; models from other providers are not offered or included.

Payment

💳 Card

ChatGPT Pro 200

💬 Chat subscriptions

$200.00/mo

RPM-

TPM-

QPS-

China✗

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Not included

ChatGPT Pro covers OpenAI models only; models from other providers are not offered or included.

Features

Pro models, Codex, deep research, image creation, memory and file uploads
Ultrafast not included (buying credits on this tier does not unlock Ultrafast)
Credits available for eligible Codex / ChatGPT Work / Office add-in usage after included allowance

Payment

💳 Card

ChatGPT Pro 500

💬 Chat subscriptions

$500.00/mo

RPM-

TPM-

QPS-

China✗

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BillingSub

Vendor publishes no usage allowance

Subscription quota estimates

Estimates depend on the stated workload mix and full utilization; they are not guaranteed allowances. One comparison month is four weeks. Short reset windows do not establish a monthly cap.

No verified quota estimates available yet

Quota estimate change history

Does the subscription allowance cover third-party models?: Not included

ChatGPT Pro covers OpenAI models only; models from other providers are not offered or included.

Features

Pro models, Codex, deep research, image creation, memory and file uploads
Astra Ultrafast / Sol Ultrafast included (Pro 500 only)
Credits available for eligible Codex / ChatGPT Work / Office add-in usage after included allowance

Payment

💳 Card

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📝 Notes

• Prices last verified: 2026-10-15
• Exchange rate: 1 USD = 6.90 CNY (fixed reference rate)
• Actual costs may vary based on usage patterns, cache hit rates, and other factors
• Data sources: Official pricing pages from each provider [View sources]
• Found a pricing error? 📮 Report an issue