Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
Thank you for your cooperation.
Grammar usage guide and real-world examplesUSAGE SUMMARY
The sentence 'Thank you for your cooperation.' is correct and can be used in written English.
You can use this sentence in any situation where someone has aided you in some way. For example: "I'd like to express my thanks for your cooperation throughout the course of this project. Thank you for your cooperation."
✓ Grammatically correct
News & Media
Formal & Business
Science
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
8 human-written examples
Thank you for your cooperation and sucks to yer assmar.
News & Media
Thank you for your cooperation, good luck to you and don't forget to mark your calendars for 6 00 p.m. (Central Time), Sunday, December 11th.
News & Media
Thank you for your cooperation.
Automatic $50 fine for violation!!!!!! Thank you for your cooperation".
News & Media
We wish to thank you for your cooperation and apologise for any inconvenience caused by this recall".
News & Media
We thank you for your cooperation, and apologize for any inconvenience.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
Thank you for your immediate cooperation.
News & Media
Thank you for your patience, cooperation and support.
News & Media
Thank you for your professionalism and full cooperation in this matter.
News & Media
Thank you for sending your work entitled "Climate-mediated Cooperation Promotes Niche Expansion" for consideration at eLife.
Science
Majority Leader Bruno, Speaker Silver, and to the members of this great Legislature, I thank you for the spirit of cooperation you have helped to foster.
News & Media
Expert writing Tips
Best practice
Use this phrase at the end of a formal communication or request to express gratitude for expected or received help.
Common error
Avoid using "Thank you for your cooperation." in every single communication, as it can sound repetitive. Vary your expressions of gratitude to maintain a genuine and appreciative tone.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "Thank you for your cooperation." is to serve as a polite expression of gratitude. As Ludwig AI confirms, this phrase is correct and suitable for written English, typically used at the end of a communication to acknowledge assistance.
Frequent in
News & Media
33%
Formal & Business
33%
Science
33%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "Thank you for your cooperation." is a grammatically correct and polite phrase used to express gratitude for assistance or compliance. As Ludwig AI confirms, it is suitable for written English and commonly used in formal settings. While the phrase is relatively rare in occurrence, it's appropriate for professional and business contexts. For more casual communication, consider using alternative expressions of thanks. Remember to vary your expressions of gratitude to sound sincere and avoid overusing the phrase.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
We appreciate your collaboration.
Focuses on the collaborative aspect, replacing 'cooperation' with 'collaboration'.
Your assistance is greatly appreciated.
Shifts the focus to the assistance provided rather than the act of cooperating.
We are grateful for your support.
Highlights the support received, using 'grateful' to express thankfulness.
Thank you for your help in this matter.
Specifies that the gratitude is for help in a particular situation.
We acknowledge and appreciate your contribution.
Emphasizes the recognition and appreciation of a specific contribution.
Your teamwork has been invaluable.
Highlights the value of teamwork, emphasizing its importance.
We commend your efforts.
Focuses on praising the efforts made by the other party.
We value your input.
Expresses appreciation for the input and ideas provided.
We are thankful for your partnership.
Highlights the relationship as a partnership and expresses gratitude.
Thank you for your active participation.
Acknowledges and appreciates the active involvement of the person or group involved.
FAQs
When is it appropriate to use "Thank you for your cooperation."
It's appropriate to use "Thank you for your cooperation." in situations where you're requesting someone's assistance or compliance, or when acknowledging their help after the fact. It's common in formal and professional contexts.
What are some alternatives to "Thank you for your cooperation."
You can use alternatives like "we appreciate your collaboration", "your assistance is greatly appreciated", or "we are grateful for your support" depending on the context.
Is "Thank you for your cooperation" too formal for casual communication?
Yes, "Thank you for your cooperation." is generally too formal for casual communication. In informal settings, consider using phrases like "Thanks for your help" or "I appreciate it."
How can I make "Thank you for your cooperation" sound more sincere?
To make "Thank you for your cooperation." sound more sincere, add a specific detail about what you appreciate. For example, "Thank you for your cooperation in resolving this issue so quickly."
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested