Opus 4.7 removes manual dials; prompts become the new hyperparameters.
Predictor: Alex Wissner-Gross · ep#248 "Sam Altman's Attack, Amazon vs. Starlink, and What Opus 4.7 Actually Means | #248" · source
Prediction text
Opus 4.7 removes manual dials; prompts become the new hyperparameters. | we're seeing in some sense an end of an end of an era where the earlier controls that we used to have... no longer possible. Now you're just told in the documentation, you want determinism, forget about it... Now everything the new guidance is use prompts. Use prompts for everything. Prompts are the new dials and the new hyperparameters.
Verbatim quote
we're seeing in some sense an end of an end of an era where the earlier controls that we used to have... no longer possible. Now you're just told in the documentation, you want determinism, forget about it... Now everything the new guidance is use prompts. Use prompts for everything. Prompts are the new dials and the new hyperparameters.
Predictor: Alex Wissner-Gross
Calibration plot (stated vs observed)
Evidence about this node from Alex Wissner-Gross 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
This node isn't linked to a reference class. The Bayesian update applies without outside-view blending.
Probability over time
Milestone chain
- 2026-04-16hitClaude Opus 4.7 released and generally availableHow: Anthropic publicly announces Claude Opus 4.7 GA with documented breaking changes to sampling parametersSource: Anthropic news: Introducing Claude Opus 4.7conf 99%Notes: HIT — model launched April 16 2026, available on Anthropic API + AWS Bedrock + Vertex AI.
- 2026-04-16hitOpus 4.7 returns 400 error for non-default temperature/top_p/top_kHow: Anthropic API documentation confirms setting temperature, top_p, or top_k to non-default values returns HTTP 400 on Opus 4.7Source: Claude API Docs: What's new in Claude Opus 4.7conf 99%Notes: HIT — direct confirmation of Wissner-Gross's 'manual dials removed' thesis. Anthropic explicitly tells devs to use prompts instead.
- 2026-04-16hitAnthropic guidance: 'use prompts for everything' published in migration docHow: Anthropic migration documentation explicitly recommends prompting in place of sampling parameter tuningSource: Claude API Docs migration page; Medium guides covering 4.7 prompt-only paradigmconf 95%
- 2026-04-16hitOpus 4.7 replaces fixed thinking budget with adaptive thinkingHow: Opus 4.7 documentation confirms removal of fixed thinking-budget control in favor of adaptive (model-decided) reasoning effortSource: Anthropic What's New + Karo Zieminski reviewconf 95%Notes: Reinforces 'manual dials removed' — even reasoning intensity is now model-managed.
- 2026-06-01 → 2027-06-30pendingOpenAI / Google follow with reduced sampling-parameter surfaceHow: At least one of OpenAI or Google DeepMind ships a frontier model that deprecates or restricts temperature/top_p tuning in favor of prompt-based controlSource: OpenAI / Google API release notesconf 55%
- 2026-09-01 → 2027-09-30pendingCascade: prompt-engineering market doubles ($) in 12 months post-4.7How: LinkedIn job-posting trackers or Gartner reports show prompt-engineering / prompt-ops job postings 2x-ed YoYSource: LinkedIn Economic Graph; Gartner AI labor reportsconf 45%
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
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 | -0.079 |
| prereq | SEM_015 Nvidia agreed to remit 15% of China chip-sale revenue direct — Jensen Huang | 66.3% | 0.550 | 0.050 | -0.069 |
| prereq | SEM_027 Nvidia Data Center revenue +66% YoY, contributing ~90% of $5 — Joseph Moore | 68.3% | 0.550 | 0.050 | -0.068 |
| killer | TK05 Rate Regime Persistence (10y > 5% through 2028) | 30.0% | 0.050 | 0.550 | -0.054 |
| killer | TK03 AI Regulatory Moratorium (EU/US Capability Freeze) | 10.0% | 0.050 | 0.550 | +0.046 |
Top outgoing (children)
Predictions THIS node influences
| Kind | Node | Their prob | P(c|s=T) | P(c|s=F) | Δ implied |
|---|---|---|---|---|---|
| prereq | 248_040 Pausing AI will fail and only accelerate race dynamics. — Alex Wissner-Gross | 53.0% | 0.920 | 0.050 | -0.091 |
| prereq | 247_023 AI will be able to do everything a white collar worker does — Dave Blundin | 40.8% | 0.720 | 0.050 | -0.058 |
| prereq | 244_019 Peter's son won't need a driver's license in 2 years — Peter Diamandis | 48.4% | 0.920 | 0.050 | -0.045 |
| prereq | 242_031 Most large companies' business models will be disrupted in 2 — Peter Diamandis | 36.1% | 0.650 | 0.050 | -0.042 |
| prereq | 232_055 We're exiting the industrial age permanently as recursive se — Peter Diamandis | 35.5% | 0.700 | 0.050 | -0.014 |
Ticker exposure
Beneficiaries (24)
Adverse (6)
Prerequisites (10)
| Type | Pred | Title | Domain | Lag |
|---|---|---|---|---|
| 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_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_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 | — |
| 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 | 244_019 | Peter's son won't need a driver's license in 2 years | Auto/Transport | — |
| prereq | 248_040 | Pausing AI will fail and only accelerate race dynamics. | AI | — |
| prereq | 247_023 | AI will be able to do everything a white collar worker does imminently | AI | — |
| prereq | 232_055 | We're exiting the industrial age permanently as recursive self-improvement unfolds. | AI | — |
| prereq | 242_031 | Most large companies' business models will be disrupted in 2-5 years | Markets/Stocks | — |
Linked documents (10)
| Sim | Source | Title | Market prob | Polarity | Reviewed | Published |
|---|---|---|---|---|---|---|
| 0.658 | github_release | facebookresearch/projectaria_tools 1.7.1 | — | mentions | pending | 2025-11-11 |
| 0.606 | manifold | Claude Opus 4.7 METR 50% time horizon | — | mentions | pending | 2026-05-05 |
| 0.604 | manifold | What will happen during Claude Opus 4.7 Plays Pokemon? | — | mentions | pending | 2026-05-03 |
| 0.594 | github_release | facebookresearch/projectaria_tools 1.5.9 | — | mentions | pending | 2025-05-09 |
| 0.590 | github_release | facebookresearch/projectaria_tools 1.6.0 | — | mentions | pending | 2025-05-14 |
| 0.590 | github_release | facebookresearch/xformers v0.0.23 | — | mentions | pending | 2023-12-06 |
| 0.588 | manifold | Claude Opus 4.8 METR 50% time horizon | — | mentions | pending | 2026-05-30 |
| 0.588 | manifold | Claude Opus 4.8 METR 50% time horizon | — | mentions | pending | 2026-05-30 |
| 0.581 | github_release | facebookresearch/projectaria_tools 1.5.5 | — | mentions | pending | 2024-09-26 |
| 0.579 | github_release | facebookresearch/balance 0.4.0 | — | mentions | pending | 2023-02-08 |
Raw metadata
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... (truncated)