Anthropic heading to IPO, pursuing $50B from Amazon
Predictor: Dave Blundin · ep#240 "NVIDIA's $1 Trillion Prediction, Anthropic Beats OpenAI, Tesla vs. TSMC & The CS Job Collapse" · source
Prediction text
Anthropic heading to IPO, pursuing $50B from Amazon | they're they're heading towards an IPO and they are basically shortch changing Microsoft and going for 50 billion from Amazon.
Watch events: Anthropic ARR updates quarterly; potential Oct 2026 IPO
Verbatim quote
they're they're heading towards an IPO and they are basically shortch changing Microsoft and going for 50 billion from Amazon.
Predictor: Dave Blundin
Calibration plot (stated vs observed)
Evidence about this node from Dave Blundin is multiplied by κ in /api/intake. Lower κ = less weight; floors at 0.10 (effectively silenced) and caps at 1.00 (full weight).
Reference class: ipo_trillion_plus
Trillion-dollar private company IPO at announced valuation within 12 months of S-1
Tetlock-style outside view: at TRF=1 (just predicted), outside view dominates (w_in=0.3). At TRF=0 (deadline), inside view dominates (w_in=1.0). The blend regularizes overconfident inside views toward the historical base rate.
Probability over time
Milestone chain
- 2026-04-20hitAnthropic and Amazon disclose new strategic agreement (>$5B incremental investment)How: Amazon discloses additional Anthropic investment in 2026, with Anthropic committing reciprocal AWS spending; confirmed via Amazon/Anthropic press releases and Bloomberg/CNBC. Amazon committed up to $25B more (on top of $8B prior); Anthropic pledged $100B AWS spend over 10 yearsSource: https://www.cnbc.com/2026/04/20/amazon-invest-up-to-25-billion-in-anthropic-part-of-ai-infrastructure.htmlconf 99%
- 2026-04-15 → 2026-06-30overdueAnthropic board approves $50B-class private fundraising round at near-trillion valuationHow: Anthropic board approves and discloses a final ~$50B private round at $850B-$900B valuation; reported by Bloomberg/WSJ. Decision expected in May 2026 per BloombergSource: https://thenextweb.com/news/anthropic-900-billion-valuation-funding-roundconf 70%
- 2026-05-01 → 2027-06-30pendingCascade: Microsoft-OpenAI relationship publicly strained / repriced post-Anthropic-Amazon dealHow: Microsoft and OpenAI publicly disclose changed terms (revised rev-share, reduced exclusivity, expanded competing-cloud rights, OpenAI-MS lawsuit, or Microsoft AI partnership with non-OpenAI lab); confirmed by major outletSource: https://www.bloomberg.com/news/articles/2026-04-20/amazon-to-invest-an-additional-5-billion-in-anthropicconf 50%
- 2026-08-01 → 2027-03-31pendingAnthropic confidentially or publicly files S-1 with SECHow: Anthropic submits confidential S-1 (under JOBS Act) or public S-1 to SEC; verified via SEC EDGAR filing or Reuters/Bloomberg report citing filingSource: https://investorplace.com/hypergrowthinvesting/2026/04/anthropics-10000-revenue-growth-rate-could-make-this-the-ipo-of-2026/conf 55%
- 2026-10-01 → 2027-09-30pendingAnthropic prices IPO and begins public tradingHow: Anthropic prices IPO with shares listed on NYSE or NASDAQ; first public trading day occurs and is reported by major financial pressSource: https://theaiinsider.tech/2026/04/30/anthropic-nears-50b-raise-at-up-to-900b-valuation-ahead-of-potential-ipo/conf 55%
- 2026-10-01 → 2027-12-31pendingCascade: Anthropic IPO valuation at first-day close exceeds $1THow: On Anthropic's first public trading day, fully-diluted market cap at session close exceeds $1T; verified via primary stock data feed (Nasdaq/NYSE)Source: https://techfundingnews.com/anthropic-50b-round-900b-valuation-ipo-report/conf 30%
What if this resolves?
Click a button to clamp this prediction and run a Gibbs sample. Returns the predictions whose marginals shift most. ~30s per run; ideal for stress-testing "if X resolves, what else moves?"
Evidence chain
Raw metadata
{
"trf": 1,
"kappa": 0.8214,
"base_rate": 0.5,
"predictor": "Dave Blundin",
"total_llr": -0.4054651081081644,
"grace_days": 7,
"bayesian_v2": true,
"prior_logit": -0.19763456435949178,
"bayes_factor": "1.3:1 against",
"blend_reason": "blend 30% inside / 70% outside (TRF=1.000, base_rate=0.500 from ipo_trillion_plus)",
"inside_prior": 0.4507515559617038,
"kappa_source": "predictor_table",
"n_milestones": 1,
"blend_applied": true,
"contributions": [
{
"llr": -0.4054651081081644,
"kind": "llm_pre_event",
"kappa": 0.5749799999999999,
"label": "Anthropic board approves $50B-class private fundraising round at near-trillion valuation",
"weight": 0.4,
"strength": "weak",
"confidence": 0.7,
"source_url": null,
"adjusted_llr": -0.23313432786003233,
"expected_date": "2026-05-23",
"measurement_criterion": "Anthropic board approves and discloses a final ~$50B private round at $850B-$900B valuation; reported by Bloomberg/WSJ. Decision expected in May 2026 per Bloomberg"
}
],
"evidence_kind": "metadata_milestone_miss_sweep",
"inside_source": "history_v2",
"inside_weight": 0.3,
"outside_weight": 0.7,
"posterior_prob": 0.467737221144956,
"posterior_logit": -0.4307688922195241,
"predictor_brier": 0.0491,
"inside_posterior": 0.39394274216013325,
"blended_posterior": 0.467737221144956,
"reference_class_id": "ipo_trillion_plus",
"total_adjusted_llr": -0.23313432786003233,
"predictor_n_resolved": 9
}Network propagation neighbors
Top incoming (parents)
Edges that influence THIS node's belief
| Kind | Node | Their prob | P(c|s=T) | P(c|s=F) | Δ implied |
|---|---|---|---|---|---|
| killer | TK09 Energy Grid Cap (Data Center Power Wall) | 35.0% | 0.050 | 0.550 | -0.093 |
| prereq | SEM_015 Nvidia agreed to remit 15% of China chip-sale revenue direct — Jensen Huang | 66.3% | 0.550 | 0.050 | -0.082 |
| prereq | SEM_027 Nvidia Data Center revenue +66% YoY, contributing ~90% of $5 — Joseph Moore | 68.3% | 0.550 | 0.050 | -0.081 |
| killer | TK05 Rate Regime Persistence (10y > 5% through 2028) | 30.0% | 0.050 | 0.550 | -0.068 |
| prereq | SEM_012 Nvidia quadrupled chip production output while only doubling — Jensen Huang | 75.0% | 0.550 | 0.050 | -0.046 |
Top outgoing (children)
Predictions THIS node influences
| Kind | Node | Their prob | P(c|s=T) | P(c|s=F) | Δ implied |
|---|---|---|---|---|---|
| prereq | 232_057 First person to arrive on moon/Mars will find bed made by Op — Dave Blundin | 34.8% | 0.600 | 0.050 | -0.049 |
| prereq | 242_023 World will have 10x more wealth around 2034-2036 — Dave Blundin | 34.2% | 0.600 | 0.050 | -0.043 |
| prereq | 246_016 Dragonfly nuclear-powered octicopter arrives at Titan in 203 — Peter Diamandis | 35.6% | 0.650 | 0.050 | -0.035 |
| prereq | 230_020 Peter's 14-year-old son Milan will never get a driver's lice — Peter Diamandis | 34.7% | 0.650 | 0.050 | -0.025 |
| prereq | 240_036 TEPCO's restarted reactor will support 20% of Japan's electr — Peter Diamandis | 34.3% | 0.650 | 0.050 | -0.021 |
Ticker exposure
Beneficiaries (24)
Adverse (6)
Prerequisites (13)
| Type | Pred | Title | Domain | Lag |
|---|---|---|---|---|
| prereq | SEM_027 | Nvidia Data Center revenue +66% YoY, contributing ~90% of $57B fiscal Q3 revenue; >$4.5T market cap entirely underpinned by AI silicon. | Capital Markets | — |
| prereq | SEM_011 | Nvidia became the world's first $5 trillion company (late 2025), operating a near-monopoly on advanced AI chips. | Capital Markets | — |
| prereq | SEM_014 | Nvidia's Arizona-based TSMC factory successfully fabricated cutting-edge semiconductors on US soil for first time in decades (October 2025). | Manufacturing | — |
| prereq | SEM_012 | Nvidia quadrupled chip production output while only doubling human headcount — achieved by deploying AI coding tools (Cursor, Claude Code) across engineering. | AI/Manufacturing | — |
| prereq | SEM_015 | Nvidia agreed to remit 15% of China chip-sale revenue directly to US government in exchange for reversing specific AI chip export bans. | Policy/Semis | — |
| correlate | S_IPO_TRILLION_2027 | First $1T+ IPO in 2027 | ipo_trillion_plus | — |
| correlate | S_IPO_TRILLION_2026 | First $1T+ IPO in 2026 | ipo_trillion_plus | — |
| correlate | S_IPO_TRILLION_2028 | First $1T+ IPO in 2028 | ipo_trillion_plus | — |
| killer | TK09 | Energy Grid Cap (Data Center Power Wall) | — | — |
| killer | TK05 | Rate Regime Persistence (10y > 5% through 2028) | — | — |
| killer | TK01 | AGI Capability Plateau (2026-27 Training Stall) | — | — |
| killer | TK02 | AI Compute Supply Shock (TSMC/Taiwan Disruption) | — | — |
| killer | TK03 | AI Regulatory Moratorium (EU/US Capability Freeze) | — | — |
Dependents (5)
| Type | Pred | Title | Domain | Lag |
|---|---|---|---|---|
| prereq | 230_020 | Peter's 14-year-old son Milan will never get a driver's license. | Auto/Transport | — |
| prereq | 246_016 | Dragonfly nuclear-powered octicopter arrives at Titan in 2034. | Space | — |
| prereq | 240_036 | TEPCO's restarted reactor will support 20% of Japan's electric needs by 2040 | Energy | — |
| prereq | 232_057 | First person to arrive on moon/Mars will find bed made by Optimus robots; robots not astronauts lead exploration. | Robotics | — |
| prereq | 242_023 | World will have 10x more wealth around 2034-2036 | Macro/Economy | — |
Linked documents (7)
| Sim | Source | Title | Market prob | Polarity | Reviewed | Published |
|---|---|---|---|---|---|---|
| 0.813 | manifold | Will Anthropic IPO by….? | — | mentions | pending | 2026-06-02 |
| 0.777 | manifold | What % of Anthropic's IPO share price will the PreStocks Anthropic token trade at? | 50% | mentions | pending | 2026-05-11 |
| 0.775 | manifold | Anthropic closing market cap on IPO day? | — | mentions | pending | 2026-06-01 |
| 0.711 | polymarket | Will Anthropic flip BTC by December 31? | 28% | mentions | pending | 2026-04-28 |
| 0.663 | gdelt | were raising our price target on amazon by 50 after killer quarter.html | — | mentions | pending | 2026-04-30 |
| 0.637 | polymarket | Will Amazon be the largest company in the world by market cap on June 30? | 0% | mentions | pending | 2025-10-10 |
| 0.634 | polymarket | Will Amazon be the largest company in the world by market cap on May 31? | 0% | mentions | pending | 2026-04-16 |
Raw metadata
{
"nia": false,
"qty": "$50B from Amazon",
"url": "https://www.youtube.com/watch?v=uOGHXAfvK8w",
"mode": "PREDICTION",
"role": "Host",
"context": "they're heading towards an IPO and they are basically shortch changing Microsoft and going for 50 billion from Amazon.",
"to_year": 2026,
"verbatim": "they're they're heading towards an IPO and they are basically shortch changing Microsoft and going for 50 billion from Amazon.",
"direction": "HAPPEN",
"from_year": 2026,
"timeframe": "Future (near-term)",
"conv_level": "MEDIUM",
"milestones": [
{
"kind": "llm_pre_event",
"label": "Anthropic and Amazon disclose new strategic agreement (>$5B incremental investment)",
"source": "https://www.cnbc.com/2026/04/20/amazon-invest-up-to-25-billion-in-anthropic-part-of-ai-infrastructure.html",
"status": "hit",
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"expected_date": "2026-04-20",
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"research_origin": "training",
"measurement_criterion": "Amazon discloses additional Anthropic investment in 2026, with Anthropic committing reciprocal AWS spending; confirmed via Amazon/Anthropic press releases and Bloomberg/CNBC. Amazon committed up to $25B more (on top of $8B prior); Anthropic pledged $100B AWS spend over 10 years"
},
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"label": "Nvidia Data Center revenue +66% YoY, contributing ~90% of $57B fiscal Q3 revenue; >$4.5T market cap entirely underpinned by AI silicon.",
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"source_id": "SEM_027",
"expected_date": "2026-04-29",
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{
"kind": "prereq",
"label": "Nvidia's Arizona-based TSMC factory successfully fabricated cutting-edge semiconductors on US soil for first time in decades (October 2025).",
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{
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"source_id": "SEM_012",
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},
{
"kind": "llm_pre_event",
"label": "Anthropic board approves $50B-class private fundraising round at near-trillion valuation",
"source": "https://thenextweb.com/news/anthropic-900-billion-valuation-funding-round",
"status": "overdue",
"weight": 0.4,
"ordinal": -1,
"source_id": null,
"confidence": 0.7,
"expected_date": "2026-05-23",
"miss_emitted_at": "2026-05-31T22:09:40.747869+00:00",
"miss_emitted_by": "metadata_milestone_sweep",
"research_origin": "training",
"expected_date_range": {
"to": "2026-06-30",
"from": "2026-04-15"
},
"measurement_criterion": "Anthropic board approves and discloses a final ~$50B private round at $850B-$900B valuation; reported by Bloomberg/WSJ. Decision expected in May 2026 per Bloomberg"
},
{
"kind": "event",
"label": "Anthropic heading to IPO, pursuing $50B from Amazon",
"status": "pending",
"weight": 1,
"ordinal": 0,
"source_id": "240_055",
"expected_date": "2026-06-16",
"observed_date": null
},
{
"kind": "llm_post_event",
"label": "Cascade: Microsoft-OpenAI rela
... (truncated)