Scan: Will Hamas agree to disarm by December 31?

date	predicted	market price	confidence
2026-08-22	25%	30%	50%
2026-08-15	29%	36%	52%

1. Planner Fable 5.1 · Fermi decomposition + tool plan

Tools chosen: polymarket_direct polymarket_related kalshi_related claude_news article_search gdelt_news wikipedia code_execution

Sub-questions (Fermi decomposition)

What is the current Polymarket YES price and how has it trended over the past 90 days?
What is the current status of phase-two negotiations under the Trump Gaza plan (Board of Peace, ISF deployment, technocratic committee), and is Hamas disarmament formally on the agenda with a timeline?
What have senior Hamas leaders (Khalil al-Hayya, Mousa Abu Marzouk, Mahmoud Mardawi, Izzat al-Rishq) said most recently about handing over, freezing, or storing weapons — and does any statement approach a formal, unconditional policy announcement?
Have Egypt, Qatar, Turkey, or the US reported any signed or verbal Hamas agreement to a phased weapons decommissioning mechanism, and has Hamas publicly confirmed or denied it?
Is the ceasefire holding, or have Israeli operations/Hamas attacks escalated in a way that would make a disarmament announcement less likely?
How do related Polymarket and Kalshi markets (Gaza ceasefire holding, ISF deployment, Hamas remaining in power, phase two starting) price adjacent outcomes?
What is the base rate for militant groups formally announcing disarmament within ~2 years of a ceasefire (e.g., IRA, FARC, PKK) and how do those precedents compare?

Planner reasoning

This is a Polymarket question about whether Hamas will officially announce a disarmament commitment in Gaza by end of 2026, hinging on the Trump 20-point Gaza plan's phase-two negotiations, the International Stabilization Force, and Hamas leadership's stated positions on weapons. The key uncertainties are whether current ceasefire/disarmament negotiations produce a formal Hamas announcement (vs. hedged conditional statements), and how resolvers will interpret 'official announcement' given Hamas's history of framing weapons as non-negotiable while floating 'freezing' or 'storing' arms under a Palestinian authority. Anchor on the Polymarket price, then gather news on negotiation status, Hamas leadership statements, and related markets.

2. Research Parallel tool calls

tool	status	time	items	summary
polymarket_direct	OK	0.2s	1	## This Market's Polymarket Data Will Hamas agree to disarm by December 31? - Current price (probability): 18.00% - 7-day price change: -2.50% - 30-day price change: -11.00% - Total volume: $1,674,823 (USD notional) - Price range: 11.00% - 83.50% - Data points: 83 days
polymarket_related	OK	0.5s	1	Polymarket search over 5 keyword(s), kept 1 matches. keyword 'Hamas': 0 markets \| keyword 'Gaza ceasefire': 0 markets \| keyword 'Gaza disarm': 1 markets \| keyword 'stabilization force': 0 markets \| keyword 'Board of Peace': 0 markets
kalshi_related	OK	9.2s	0	0 related markets / summaries. keyword 'Hamas': no matches \| keyword 'Gaza': no matches \| keyword 'ceasefire': no matches
claude_news	OK	23.8s	14	## Key Findings - Late July 2026 "breakthrough" agreement: Trump announced a US-led Board of Peace deal in which Hamas said on Friday it had agreed to hand over its weapons to a Palestinian governing committee as part of a US-backed roadmap that would see a gradual Israeli military withdrawal
article_search	OK	1.0s	21	Fetched 21 unique articles across 5 queries (lookback=45d). 'Hamas disarmament weapons Gaza negotiations': 10 articles \| 'Hamas refuses to disarm statement': 10 articles \| 'International Stabilization Force Gaza deployment': 10 articles \| 'Gaza ceasefire phase two Board of Peace': 10 articles \| 'Ham
gdelt_news	OK	212.7s	10	GDELT: 10 articles across 3 queries (lookback=30d). 'Hamas disarm': 10 hits \| 'Hamas weapons handover Gaza': error GDELT rate-limited after retries (429) \| 'Gaza stabilization force Hamas': error GDELT rate-limited after retries (429)
wikipedia	OK	0.4s	4	Fetched 4 Wikipedia entries (2 missing pages).
code_execution	OK	29.1s	0	## Key Findings - Reference case coding (4 historical analogues, Hamas excluded as target): IRA (No — real decommissioning delayed ~11 yrs despite 1994 ceasefire), FARC (Yes — disarmament written into the 2016 accord itself, completed in ~8 months), PKK 2025 (Yes — dissolution/disarmament decla

3. Evidence Brief Sonnet 5 · 7850 chars

# Current state The market resolves YES only if Hamas issues a formal, official (even if partial/phased) disarmament commitment by Dec 31, 2026. As of latest reporting (Sept 2026), Hamas has made conditional, contested gestures toward weapons handover but has never issued an unconditional formal policy announcement, and senior officials have explicitly denied ever agreeing to disarm. Implementation of the broader Trump peace-plan framework (ISF deployment, technocratic committee) is stalled, partly pending Israeli elections (Oct 27, 2026). # Timeline of key events - 2025-11-17: UNSC Resolution 2803 authorizes International Stabilization Force (ISF) for Gaza with mandate including "permanent disarmament" of Hamas (confirmed). - 2026-01 (late Jan): Senior Hamas official Mousa Abu Marzouk states disarmament "never happened, not for a single moment did we talk about" surrender/destruction of weapons (confirmed statement, reported by Times of Israel). - 2026-07-30/31: Trump/Board of Peace announce a "historic agreement" for "COMPLETE DISARMAMENT" of Hamas; Hamas simultaneously says handover is contingent on Israel meeting prior ceasefire commitments (ending attacks, aid flow, withdrawal) — reported, contested framing (Al Jazeera, France24, CNBC). - 2026-08-09: Netanyahu formally rejects Trump's 15/20-point plan, demands "genuine" (not "fictitious") disarmament before any IDF withdrawal (confirmed, NPR/BBC/CBS/WaPo). - 2026-08-16: Kushner meets Hamas in rare direct talks on decommissioning weapons; Hamas links heaviest-weapons surrender to Palestinian statehood (reported, BBC/NPR). - 2026-08-17: Reported meeting sets 90-day internal deadline — Hamas to hand over weapons/tunnels by Nov 15, 2026 (reported, single op-ed source, not corroborated widely). - 2026-08-26: UN Board of Peace rep Mladenov tells UNSC Hamas and armed groups "agreed to disarm" (reported claim, contested by ground reality). - 2026-09 (early/mid): Process reported moving "slowly"; ISF contributions minimal (only Kosovo/Albania in planning); Kushner attributes stall to Israeli elections making Netanyahu "irrational" on progress (confirmed, CBS/Long War Journal). - 2026-09-09: Ynet reports Israel accused of blocking plan, stalling Hamas disarmament process (reported). - Late 2026 (pending): Israeli elections Oct 27, 2026 seen as key gating event before further movement. # Event Will Hamas officially announce disarmament (full or partial, phased) in Gaza by Dec 31, 2026? # Outcomes to forecast - Yes - No # Kalshi market anchor No Kalshi-direct data returned (kalshi_related found 0 matches for Hamas/Gaza/ceasefire keywords). Using Polymarket as best available direct proxy: current YES price **18%**, down 2.5pp (7d) and 11pp (30d), off a historical high of 83.5% (likely spiked around the late-July "agreement" announcement) and low of 11%. Volume ~$1.67M over 83 days — moderate but declining conviction in YES. # Resolution source Not run (no dedicated resolution_source tool output provided). # Sub-question answers 1. **Polymarket price/trend** — 18% currently, down from a peak of 83.5% (probably July 30 spike), down 11pp over 30 days, reflecting fading confidence after Hamas's contradictory conditioning statements. [polymarket_direct] 2. **Phase-two status** — Stalled; ISF deployment minimal (only Kosovo/Albania planning contributions), technocratic committee not yet operating in Gaza, and Netanyahu has rejected the plan's sequencing, demanding disarmament precede any withdrawal. Disarmament is nominally "on the agenda" with a reported 90-day/Nov 15 informal deadline, but no verified binding timeline exists. [claude_news, article_search] 3. **Recent Hamas leader statements** — Abu Marzouk (Jan 2026) flatly denied any disarmament agreement ever occurred. Ghazi Hamad (July 2026) said handover is conditional on Israeli compliance. No statement from al-Hayya, Mardawi, or al-Rishq reaches unconditional formal policy status per research. [claude_news] 4. **Mediator-reported agreements** — Board of Peace/Mladenov claimed (Aug 26) Hamas "agreed to disarm" at UNSC; Egypt/Turkey/Qatar reportedly "optimistic." Hamas has not confirmed this as unconditional; it continues to condition any handover on statehood/withdrawal. No signed decommissioning mechanism confirmed. [claude_news] 5. **Ceasefire status** — Holding nominally but fragile: IDF continues strikes/tunnel destruction (Sept 2, 2026), kite threats reported near border (Aug 24), aid-worker killing controversy (Aug 21) — indicating friction without full collapse. [gdelt_news, article_search] 6. **Related markets** — No Kalshi or additional Polymarket adjacent markets found (ceasefire holding, ISF deployment, Hamas remaining in power) in this research pull. 7. **Base rate precedent** — Historical analogues: FARC (Yes, fast, ~8 months), PKK 2025 (Yes, same-year), IRA (No, ~11-year delay), Hezbollah post-2024 (No, none yet). Broad 24-month base rate ≈50%; time-compressed (~3-month) base rate ≈25%, more relevant given Hamas's fragmented/active-conflict context resembling IRA/Hezbollah more than FARC/PKK. [code_execution] # Key facts (high-confidence, factual) 1. [polymarket_direct] Current YES = 18%, down from 83.5% high. 2. [Wikipedia/Hamas] July 2026: Hamas announced resignation of civilian administration; Trump claimed Board of Peace reached disarmament agreement. 3. [NPR/BBC/CBS/WaPo, Aug 9 2026] Netanyahu rejected plan, demands full disarmament before any IDF withdrawal — a structural veto point. 4. [Times of Israel, Jan 2026] Abu Marzouk denies any disarmament agreement ever existed. 5. [Long War Journal, Sept 2026] ISF deployment minimal; implementation stalled. # Cross-market signals - Kalshi related: none found. - Polymarket: 18% YES, declining trend, moderate volume ($1.67M) — market has cooled substantially since July hype. - Sportsbook implied: N/A. # Analyst opinions and speculation - Kushner (Sept 2026) blames stall on Israeli election dynamics making Netanyahu "irrational" on concessions. - Analysts (Arab Center DC, Eurasia Review) argue disarmament framing is misunderstood/oversold; Hamas's core precondition (statehood) is structurally incompatible with Israel's sequencing. - Israeli media/JPost: little substantive progress expected before Oct 27 elections. # Directional lean per outcome - **Yes**: Some momentum exists (rhetorical agreement, reported 90-day/Nov 15 deadline, Board of Peace claims of "agreement"); mediators (Egypt/Qatar/Turkey) reportedly optimistic; market once priced up to 83.5%. - **No** (favored): Repeated explicit Hamas denials of unconditional disarmament; Hamas conditions tied to Israeli withdrawal/statehood (unmet, Israel rejects); Netanyahu blocking sequencing; ISF/committee implementation stalled; Israeli elections freezing progress until after Oct 27; historical base rates for fragmented militant groups favor slow/no formal commitment; Polymarket trending down to 18%. # Gaps / unknowns - No Kalshi-specific price found for this exact ticker — Polymarket used as best proxy anchor. - Unclear whether Nov 15, 2026 "90-day deadline" is credible/binding or single-source op-ed speculation. - No post-Sept 9, 2026 data — critical Oct 27 Israeli election outcome and its effect on negotiations unknown. - Ambiguity on what would count as sufficient "wide consensus of credible reporting" for resolution absent a clear Hamas statement. # Calibration anchors - Polymarket YES = 18% (primary quantitative anchor, downtrending). - Base-rate model estimate: ~12-16% (blending time-compressed historical analogues with market skepticism). - Historical precedent: FARC/PKK show fast formal disarmament possible (~8-12 months) when structurally embedded in accord; IRA/Hezbollah show multi-year or indefinite delay in fragmented/ongoing-conflict contexts — Hamas closer to the latter.

4. Forecasters 5 draws · Fable 5.1 + GPT-5.6 Sol

claude-fable-5-1

45% conf

Yes	18%
No	82%

Polymarket (best available proxy, no Kalshi data) prices YES at 18% and has been trending down from an 83.5% spike around the July 30 'historic agreement' that evidently did not satisfy resolution — signaling that conditional Hamas gestures don't count. Senior Hamas officials (Abu Marzouk, Hamad) have repeatedly denied or conditioned disarmament on Israeli withdrawal/statehood, Netanyahu rejected the plan's sequencing on Aug 9, and ISF/technocratic-committee implementation is stalled with progress frozen pending the Oct 27 Israeli elections, leaving only ~2 months of realistic negotiating time afterward. Time-compressed base rates for fragmented groups in active conflict (~12-25%) and the structural Israel–Hamas sequencing impasse favor No, though a post-election push, the reported Nov 15 internal deadline, and the lenient 'partial/phased' criterion keep a meaningful tail for YES. I anchor near the market at 18%.

claude-fable-5-1

52% conf

Yes	16%
No	84%

Polymarket (best available proxy; no Kalshi data) prices YES at 18% and has trended down 11pp over 30 days from a July spike to 83.5%, signaling the market judged Trump/Board of Peace 'agreement' claims and Mladenov's UNSC statement as insufficient for resolution. Hamas officials have repeatedly denied any unconditional disarmament commitment (Abu Marzouk, Jan 2026; Hamad conditioning handover on Israeli compliance, July 2026), and Hamas ties heaviest-weapons surrender to statehood — a condition Israel rejects. Netanyahu's Aug 9 rejection of the plan's sequencing, minimal ISF deployment, and the Oct 27 Israeli election freezing progress leave only ~2 months of realistic negotiating window post-election. Time-compressed base rates for fragmented militant groups (~25% or lower) and the structural veto points support a slight shade below the market; the main upside risk is resolution ambiguity if mediators again declare an 'agreement' that credible reporting treats as official.

claude-fable-5-1

52% conf

Yes	17%
No	83%

Polymarket (best proxy, no Kalshi data) prices YES at 18% and has been trending down from an 83.5% spike after the July 'historic agreement' announcement, reflecting that Hamas immediately conditioned any handover on Israeli withdrawal/statehood and senior officials (Abu Marzouk) have flatly denied agreeing to disarm. Structural blockers are strong: Netanyahu rejected the plan's sequencing, ISF deployment is minimal, and Israeli elections on Oct 27 freeze progress for most of the remaining window. Time-compressed base rates for fragmented militant groups in active conflict (IRA/Hezbollah analogues) suggest ~12-25%. Some upside remains from a post-election deal push, the reported Nov 15 informal deadline, and resolution ambiguity that could count a conditional/phased pledge as 'agreement,' so I stay near the market anchor rather than below it.

gpt-5.6-sol

68% conf

Yes	17%
No	83%

The 18% Polymarket YES price is the best available consensus anchor, and its sustained decline indicates that traders have discounted the disputed July announcement. The stalled ISF deployment, absent signed decommissioning mechanism, and Netanyahu's rejection of withdrawal before disarmament point toward No because they leave the parties' sequencing demands incompatible. Hamas officials' denials and conditions tied to Israeli withdrawal or Palestinian statehood also favor No, although mediator claims of an agreement and the possibility of a partial or phased commitment preserve a meaningful YES chance. I shade YES slightly below the market to 17% because little substantive progress is expected before the October 27 election, leaving only about two months for a formal announcement.

gpt-5.6-sol

72% conf

Yes	16%
No	84%

The 18% Polymarket YES proxy is the primary anchor, with its declining trend indicating that traders increasingly discount the contested July-August agreement claims. Stalled ISF deployment, Netanyahu's sequencing objection, and the Israeli election timetable leave little time for a breakthrough, while Hamas officials continue to condition weapons handover on withdrawal or statehood rather than issue a formal commitment. Mediator claims and the reported Nov. 15 deadline preserve some YES probability, but neither is backed by a confirmed Hamas policy statement or signed mechanism. The roughly 12-16% base-rate estimate for comparable time-compressed militant disarmament processes supports moving slightly below the market anchor.

6. Final plain mean of 5 draws

17% (58% confidence)

Yes: 17% No: 83%

Mean of 5 draws (0.18, 0.16, 0.17, 0.17, 0.16). Polymarket (best available proxy, no Kalshi data) prices YES at 18% and has been trending down from an 83.5% spike around the July 30 'historic agreement' that evidently did not satisfy resolution — signaling that conditional Hamas gestures don't count. Senior Hamas officials (Abu Marzouk, Hamad) have repeatedly denied or conditioned disarmament on Israeli withdrawal/statehood, Netanyahu rejected the plan's sequencing on Aug 9, and ISF/technocratic-committee implementation is stalled with progress frozen pending the Oct 27 Israeli elections, leaving only ~2 months of realistic negotiating time afterward. Time-compressed base rates for fragmented groups in active conflict (~12-25%) and the structural Israel–Hamas sequencing impasse favor No, though a post-election push, the reported Nov 15 internal deadline, and the lenient 'partial/phased' criterion keep a meaningful tail for YES. I anchor near the market at 18%.

Pipeline Timing

Total pipeline time: 282.2s

Per-tool research timings shown in the Research section above.