Lisbon, Portugal. — Photo credits: Andreas Brucker, Unsplash.

Workshops

The CP 2026 workshops will take place on 18/07–19/07 and 24/07–25/07. The confirmed workshops are listed below.

18/07

2nd Workshop on Models and Solvers for Dynamic Programming 2026 (DPSOLVE)

DPSOLVE website

3rd International Workshop on Highlights in Organizing and Optimizing Proof-logging Systems (WHOOPS)

19/07

25th Workshop on Constraint Modelling and Reformulation (ModRef)

2nd LLMs meet Constraint Solving (LLM-Solve)

LLM-Solve website

24/07

Soft Constraints, Discrete Optimization, and Machine Learning (SOFT)

Explainable Logic-Based Knowledge Representation (XLoKR)

Explanations with Constraints and Satisfiability (ExCoS)

Joint workshop with XLoKR.

25/07

Automated Reasoning for Future Space Logistics (AR4Space)

AR4Space website

Important Dates

Regular submissions

Submission site opening	01/02
Abstract registration	~~28/02~~ 02/03
Paper submission	~~07/03~~ 14/03
Author rebuttal	~~09/04 - 12/04~~ 17/04 - 20/04
Final notification	30/04
Camera Ready	07/05
Main Conference	20/07 - 23/07

Workshops

Dates	18/07 - 19/07; 24/07 - 25/07

Doctoral Program

Abstract Deadline	05/05
Submission Deadline	12/05
Notification	02/06

Dates should be considered as anywhere on Earth (AoE).