Chci smlouvat o ceně.

• Chci = I want
• smlouvat = to bargain / to haggle / to negotiate
• o ceně = about the price / over the price

So the structure is literally:

• Chci
  • infinitive
    = I want to ...
• o ceně tells you what the bargaining is about.

In Czech, the verb form often already tells you who the subject is.

• chci specifically means I want
• so já is not necessary

You could say Já chci smlouvat o ceně, but that usually adds emphasis, for example:

• Já chci smlouvat o ceně, ne odejít.
  = I want to negotiate the price, not leave.

So in a neutral sentence, leaving out já is completely normal.

Chci is the 1st person singular form of chtít = to want.

A few forms of chtít:

• chci = I want
• chceš = you want
• chce = he/she/it wants
• chceme = we want
• chcete = you want (plural/formal)
• chtějí = they want

So Chci smlouvat... means I want to bargain...

A learner may notice that chtít is not fully regular. That is normal; it is a common verb and worth memorizing.

Smlouvat usually means to bargain or to haggle, especially about a price.

It often suggests:

• trying to get a lower price
• discussing the price back and forth
• bargaining in a market, with a seller, over a purchase, etc.

So it overlaps with to negotiate, but it is often more specifically about price bargaining than the English verb negotiate, which can be broader.

Examples:

• Smlouvat o ceně auta = to negotiate the price of a car
• Na trhu se často smlouvá. = People often haggle at the market.

Because the preposition o here requires the locative case.

The noun is:

• cena = price

In the locative singular, it becomes:

• o ceně = about the price / over the price

So:

• nominative: cena
• accusative: cenu
• locative: o ceně

This is a very common Czech pattern:

• mluvit o něčem = to talk about something
• jednat o něčem = to negotiate about something
• smlouvat o ceně = to bargain over the price

In ceně, the ě affects the preceding consonant.

• cena is roughly tse-na
• ceně is roughly tse-nye

So ceně sounds approximately like TSEN-yeh.

Very roughly, the whole sentence can be pronounced like:

• KH-tsee SMLOH-vat o TSE-nyeh

A few pronunciation notes:

• ch is like the sound in Scottish loch or German Bach
• c is ts
• ou in smlouvat is a real diphthong, like oh-oo flowing together

It is grammatical and understandable, but it can sound fairly direct because chci = I want is direct.

If you want to sound more polite or softer, Czech often uses:

• Chtěl bych smlouvat o ceně. = I would like to negotiate the price.
• Mohl bych s vámi smlouvat o ceně? = Could I negotiate the price with you?
• Dalo by se jednat o ceně? = Would it be possible to discuss the price?

So your sentence is fine, but in real conversation a softer version may sound more natural depending on the situation.

Yes. A common alternative is vyjednávat.

• smlouvat o ceně = bargain/haggle over the price
• vyjednávat o ceně = negotiate the price

Difference in feeling:

• smlouvat often sounds more like bargaining, possibly trying to push the price down
• vyjednávat can sound broader or a bit more formal/businesslike

So both can work, but smlouvat is especially good when you mean haggle.

No. Czech word order is fairly flexible, though the neutral order here is:

• Chci smlouvat o ceně.

You could also say:

• O ceně chci smlouvat.

That puts more emphasis on the price.

Or:

• Smlouvat o ceně chci.

That sounds more marked and contrastive, like:

• That is what I want to do: bargain over the price.

So the original sentence is the most neutral and natural default.

Usually yes, or at least that the speaker wants to discuss and possibly improve the price.

But strictly speaking, smlouvat o ceně means to bargain over the price, not automatically to lower it successfully.

So the sentence expresses:

• the intention to bargain
• not the result of that bargaining

If you want to express a result, Czech would use a different construction.

Yes, a little.

Smlouvat is an imperfective verb. In this sentence, that is perfectly normal because after chci you are talking about the activity itself:

• I want to bargain/negotiate

Czech often uses an imperfective infinitive after verbs like chtít when focusing on the action as a process or intention.

So Chci smlouvat o ceně feels natural because it means:

• I want to engage in bargaining over the price

Learners do not need to overthink aspect here; the sentence is standard and idiomatic as it stands.