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AI Market · Forecast desk · Live · networking

37%

A second major networking or accelerator vendor (Broadcom, Marvell, Cisco, or Arista) publicly discloses production shipments of co-packaged-optics Ethernet or scale-up switches to a named hyperscaler by March 31, 2027.

Probability history

0%25%50%75%100%08-22deadline

Called at 47% on August 22, 2026. Not yet repriced. 163 days to deadline.

How the number was built

Final method: stacked-fixed-weights (resolved n=74 < 80). Each rung is an independent estimate; the final is a stacked combination.

Stated (issue date)47%
Reference class (n=37)46%
Recalibrated50%
Feature model18%
Council39%
Final37%

Drivers

  • Reference class qtype:disclosure runs 0.46 (n=37) vs stated 0.47.
  • Hierarchical calibration moves stated 0.47 to 0.50 (lens networking, kappa_stated=80.0, kappa_lens=200.0).
  • Feature model at 0.18: conjuncts=1, named disclosure=True, horizon=221d.
  • Council of 5 at 0.39.

Cautions

  • all 5 votes came from one vendor (openai); extremization disabled, persona diversity only

Council

5 personas on one model (openai/gpt-5.6-sol); other vendors were unavailable this run, so read this as one model's persona-averaged view, aggregated by log odds mean without extremization.

42%

grid and power economist · openai/gpt-5.6-sol

The short window and strict commercial-shipment standard outweigh the presence of several announced CPO roadmaps. Networking hardware commonly slips across qualification, packaging-yield, thermal, and customer-integration stages; sampling or evaluation deployments explicitly do not count. Multiple plausible vendors provide some diversification, but only a clear vendor disclosure of commercial shipment qualifies, and the digest supplies no such evidence from a second vendor. I therefore place this modestly above the networking reference-class rate but below the forecaster’s 0.47.

42%

semiconductor supply chain analyst · openai/gpt-5.6-sol

The main path is a vendor such as NVIDIA converting an announced CPO platform into customer-facing commercial shipments. That is plausible within 163 days, but CPO requires integrated switch-ASIC, photonics, laser, fiber-attach, thermal, and system qualification; roadmap availability commonly slips from sampling into later volume shipment. The rule excludes evaluation units and additionally requires an explicit vendor shipment disclosure, creating documentation risk even if limited deployments begin. Networking and >90-day ledger base rates near 0.35–0.40 support staying below the forecaster’s 0.47 despite strong AI-networking demand.

41%

capital markets credit analyst · openai/gpt-5.6-sol

AI-networking demand and rapid vendor revenue growth support CPO commercialization, but they do not prove production qualification. Only 163 days remain, and the rule requires a second major vendor’s explicit commercial-shipment disclosure; sampling, evaluations, availability roadmaps, or partner demonstrations miss. CPO systems face packaging, yield, thermal, serviceability, and customer-qualification risks that commonly delay volume launches. The networking and >90-day reference classes also favor a sub-0.5 forecast. I am below the forecaster’s 0.47 because the ambiguity policy and shipment-versus-sampling distinction create substantial resolution risk.

29%

superforecaster statistician · openai/gpt-5.6-sol

Base rate: 0.346 from the forecaster’s 12 resolved networking questions. I adjust downward because only 163 days remain and resolution requires a second major vendor’s own disclosure of commercial shipment; announcements, demonstrations, and sampling units explicitly fail. The digest shows strong networking and semiconductor revenue growth, but no specific evidence that another vendor has crossed from qualification to volume availability. Commercial CPO depends on several integration and customer-readiness steps, creating schedule risk. The forecaster’s favorable 0.4–0.5 calibration bin has only two cases and is too small to outweigh these factors; broader calibration also shows overconfidence.

41%

geopolitics regulation analyst · openai/gpt-5.6-sol

The relevant reference classes center around 0.35–0.46. Multiple large vendors pursuing CPO and an already-counted first shipper make a second launch plausible, but only 163 days remain. CPO products commonly face packaging, thermal, yield, and customer-qualification delays. The resolution rule is especially restrictive: announced availability, demonstrations, sampling, and evaluation deployments all miss unless a vendor discloses commercial shipment. Strong networking-sector growth supports continued investment but does not establish shipment readiness. I therefore place the outcome slightly above the networking base rate but below the generic disclosure base rate.