刚 vs 刚才: what is the difference?

Chinese grammar · HSK 2 · By Carson 木林森

刚 is an adverb that goes before the verb, as in 我刚到. 刚才 is a time word that can start a sentence, as in 刚才谁给你打电话?

WordPinyinWhat it doesStructure
刚gāngSays an action has just happened.Subject + 刚 + verb
刚才gāng cáiMeans 'just now', and as a time word it can start a sentence or follow the subject.刚才 + clause / Subject + 刚才 + Verb

刚 (gāng)

Says an action has just happened.

Structure: Subject + 刚 + verb

ChinesePinyinEnglish
我刚到家,你就打电话来了。Wǒ gāng dào jiā, nǐ jiù dǎ diàn huà lái le.I had just got home when you called.
他刚学汉语,说得不太好。Tā gāng xué hàn yǔ, shuō de bú tài hǎo.He has just started Chinese and does not speak well yet.
我刚吃完饭,还不饿。Wǒ gāng chī wán fàn, hái bú è.I just finished eating and am not hungry yet.

Not: 我刚昨天到家。 刚 means 'just now', so it does not take a past time word.

刚才 (gāng cái)

Means 'just now', and as a time word it can start a sentence or follow the subject.

Structure: 刚才 + clause / Subject + 刚才 + Verb

ChinesePinyinEnglish
刚才有人找你。Gāng cái yǒu rén zhǎo nǐ.Someone was looking for you just now.
我刚才在洗手间。Wǒ gāng cái zài xǐ shǒu jiān.I was in the toilet just now.
刚才你说什么?Gāng cái nǐ shuō shén me?What did you say just now?

Not: 我刚才到北京两天。 刚才 only means a few minutes ago. For something recent that is counted in days or longer, use 刚: 我刚到北京两天。

Where this comes from

The comparison is part of Time Adverbs: 刚、还、忽然、一直、已经 (HSK 2) in the grammar reference, which has the full explanation, more worked examples, and what to learn before and after it.

More pairs: 次 vs 遍 · 更 vs 还 · 还 vs 已经 · 看见 vs 看到 · 可以 vs 能 · 吗 vs 吧 · 吗 vs 是不是 · 如果 vs 只要 · 上去 vs 上来 · 往 vs 向 · 有点儿 vs 一点儿 · 又 vs 再 · all 81 pairs.

Reading the difference is the first ten minutes. GraphChinese drills both words until choosing between them is automatic.

Frequently asked questions

What is the difference between 刚 and 刚才?

刚 is an adverb that goes before the verb, as in 我刚到. 刚才 is a time word that can start a sentence, as in 刚才谁给你打电话?

GraphChinese drills each of these patterns and schedules the review that keeps it. The whole course, HSK 0 through HSK 6, is $49 once for lifetime access.

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