Jeremy: Will a ceasefire or armistice be declared in Ukraine in 2026?

Obtaining outside data.
Checking internet sources, using keywords: Ukraine ceasefire 2026
News from various sources:

Fact-checking news summary:
Based on the provided summary, “No relevant news found,” we can still extract implied facts related to the original question regarding the possibility of a ceasefire or armistice in Ukraine in 2026. However, since no direct facts are provided in the summary, our analysis will focus on the absence of information and its implications. Here are the extracted facts:

Fact: The source search for relevant news yielded no results regarding a ceasefire or armistice in Ukraine for 2026.

Correctness: True (internally consistent with the summary).
Importance to resolution: Critical (the absence of news may indicate that it is either too early for such predictions or the situation is not currently conducive to an armistice).
Relevance to outcome: True (while the absence of news itself doesn’t predict the future, it is relevant to assessing current expectations and discussions on the topic).

Fact: There is currently no available information on a predicted ceasefire or armistice in Ukraine for the year 2026.

Correctness: True (consistent with the summary).
Importance to resolution: Important (suggests a lack of current predictions or discussions, impacting the assessment of future possibilities).
Relevance to outcome: True (the lack of information directly affects the ability to make predictions about the ceasefire or armistice).

Fact: The statement implies there is no immediate expectation or recent development regarding the ceasefire or armistice in Ukraine that targets 2026 specifically.

Correctness: True (based on the absence of news).
Importance to resolution: Important (provides context for current and possibly future conditions).
Relevance to outcome: True (helps understand the status quo and its potential inertia).

Given the nature of the original question and the lack of specific information from the summary, these facts highlight the implications of missing data and the challenges in making future predictions without additional context or developments.

Fact-checked summary:
Based on the fact-checking summary, no relevant news was found regarding a ceasefire or armistice in Ukraine for 2026. This implies that there is currently no available information or predictions about such a development happening in that year. The absence of information on this topic is critical, as it suggests that either it is too early for concrete predictions or the current situation does not indicate a move towards an armistice. While the absence of news does not directly predict future outcomes, it highlights the challenges in making informed predictions about the future without additional developments or context. This context is important for understanding current expectations and discussions regarding the situation in Ukraine.

OpenAI gives a base rate of 10%

The question difficulty is rated 8 (0 to 10)

Historical weighted factors include:
Previous ceasefires in similar conflicts, 0.3
Presence of international mediation efforts, 0.2
Current level of conflict intensity, 0.5

A Bayesian calculation could be performed as follows:
P(A|B) = [P(B|A) * P(A)] / P(B). Using historical factors: P(A|B) = [0.5 * 0.1] / [0.5] = 0.1

Bayesian base rate: 10%

Sufficient news to provide a good forecast? 0 (0 or 1)

News is relevant, topical and unbiased? 1 (0 or 1)

Question classification: scenario_based_forecast

Expected time (days) until question close: 240

The following were considered in order to produce this base rate:
The base rate considers the frequency of ceasefires or armistices in ongoing conflicts, which tend to be low unless significant diplomatic efforts are underway. Historical analogs such as the ceasefires in similar regional conflicts (e.g., Syrian civil war) show that without international pressure or mutual exhaustion, such events are unlikely.

Ideally, the news feed would contain the following sorts of information for a better forecast:
Information on the current political will of Ukraine and Russia, detailed intelligence on ongoing military operations, and insights into potential diplomatic or economic pressures on the belligerents would enhance forecasting accuracy.

Some potential divergent considerations that might affect the base rate:
Factors such as an unexpected shift in political leadership within Ukraine or Russia, a change in international geopolitical dynamics, or a significant economic burden on one of the parties could alter the likelihood of a ceasefire beyond the current base rate.

The following chain of events are necessary for the question to resolve positively:

Both Ukraine and Russia show willingness to negotiate a ceasefire or armistice. (Likelihood: Unlikely)
International mediators, such as the UN or another neutral party, facilitate and broker discussions for a ceasefire or armistice. (Likelihood: Possible)
Reduction in active combat operations by both Ukraine and Russia. (Likelihood: Unlikely) – International pressures lead to significant concessions from either or both parties. (Likelihood: Uncertain)

Querying Claude (AI predicts: 0.18 – confidence: 3)
Querying Mistral (AI predicts: 0.15 – confidence: 5)
Querying OpenAI (AI predicts: 0.15 – confidence: 5)

Explanations of the statistical measures listed below.
Question Type: Binary
Median from LLMs: 0.15
Base rate: 0.1 (from OpenAI)
SD: 0.01
MAPD: 0.02
Confidence: 5
Conf Mode: Normal
Mellers: 0.07
Reverse Mellers: 0.24
Theory of Mind: 0.2 (What did the LLMs think other LLMs predicted?)
Beta Distribution: 0.001
Close Type: A (B = cautious # closer to 50%; A/C = closer to extremes)
LLM responses: 3

Model value: 15%

The reasoning across the various AI summaries indicates a consensus that the likelihood of a ceasefire or armistice in Ukraine in 2026 is relatively low, estimated between 15-18%. The base rate for such an event is approximately 10%, given the historical difficulty of resolving entrenched conflicts without significant changes in dynamics. Prospects of a ceasefire are hampered by entrenched military positions, continued combat operations, and the unwillingness of both Ukraine and Russia to negotiate under current conditions. Despite ongoing diplomatic efforts, particularly from the Trump administration, no substantial progress has been achieved, and news feeds lack indication of an impending resolution. Factors that could unexpectedly increase the likelihood include dramatic diplomatic breakthroughs, shifts in military fortunes, internal political changes, or increased economic pressures. Conversely, the predicted likelihood remains tenuous due to the unpredictability of Trump’s diplomacy and Putin’s strategy, alongside Ukraine’s firm stance against territorial concessions.

Runtime: 51 seconds.