Here we can see the Apostle John in contrast to his previous epistle, 2 John. John emphasizes Christian fellowship here and mentions the need for us to be hospitable and to support true Christian teachers.
| Author | John, the Apostle |
| For whom it was written | To Gaius, a faithful member of the church |
| Chapter amount | 1 |
| Verse amount | 14 |
| 1.1 - 8 | Greetings. Message to Gaius. Prayer for his health. Recommendation for adherence to the truth. Recommendation for his hospitality. |
| 1.9 - 11 | Condemnation of Diotrephes' arrogance. |
| 1.12 - 14 | Praise of Demetrius. Greetings. |