# Anthropic topped AI model rankings and hit $1.75 trillion valuation

*Science. 60% certain. Friday, 1 January 2027*

> Speculative fiction assembled from prediction-market prices. This has not happened.

**OpenAI made its Astra model public in October while it and other leading firms stayed in the US and UK.**

OpenAI released its Astra system to the public in mid-October, expanding access to its latest technology. None of the major firms changed ownership or moved their corporate headquarters out of the United States or the United Kingdom.

Anthropic's valuation climbed to $1.75 trillion by the end of December, confirming its position among the world's most valuable AI companies. The figure reflects investor confidence following a series of product launches and partnerships throughout the year. The valuation milestone was recorded before the start of 2027.

Independent assessments placed Anthropic's model at the top of the rankings for AI performance at the close of 2026. The evaluation compared Anthropic's system against offerings from OpenAI, Google and xAI and found it superior across benchmark tests. The result reinforced Anthropic's reputation for cutting-edge research.

OpenAI's Astra model became publicly available on 15 October 2026 after a period of limited release. The rollout allowed developers and enterprises to integrate the system into their applications. The public launch occurred without any change in OpenAI's corporate ownership.

During 2026 no acquisition involving OpenAI took place, and the company remained independent into 2027. Likewise, Google DeepMind and Anthropic retained their primary corporate domiciles in the United States and the United Kingdom. The stability of ownership and location contrasted with speculation about potential relocations.

## Analysis

Competitors may need to accelerate their own development cycles to keep pace.

The public availability of Astra expands the pool of developers who can build on OpenAI's technology, potentially accelerating adoption of advanced language models. However, broader access also raises questions about responsible use and oversight.

The absence of acquisitions keeps the major AI players structurally independent, preserving distinct corporate strategies and product roadmaps. Maintaining headquarters in the United States and United Kingdom avoids the complications of cross-jurisdictional regulation that could arise from relocation. This stability may reassure investors and policy makers who monitor concentration risks.

Uncertainties remain regarding how regulatory frameworks will evolve as more powerful models become widely available.

## What this was built from

- **Will OpenAI make Astra publicly available by October 15, 2026?**: Yes, 99%; settles Friday, 16 October 2026 (manifold). [Market](https://manifold.markets/Terminator2/will-openai-make-astra-publicly-ava)
- **Will OpenAI be acquired before 2027?**: No, 96%; settles Friday, 1 January 2027 (polymarket). [Market](https://polymarket.com/event/which-companies-will-be-acquired-before-2027)
- **Will OpenAI's valuation hit (HIGH) $1.0T by December 31?**: Yes, 81%; settles Friday, 1 January 2027 (polymarket). [Market](https://polymarket.com/event/will-openais-valuation-hit-by-december-31)
- **Will Anthropic's valuation hit (HIGH) $3.0T by December 31?**: No, 82%; settles Friday, 1 January 2027 (polymarket). [Market](https://polymarket.com/event/will-anthropics-valuation-hit-by-december-31)
- **Will Anthropic's valuation hit (HIGH) $1.75T by December 31?**: Yes, 90%; settles Friday, 1 January 2027 (polymarket). [Market](https://polymarket.com/event/will-anthropics-valuation-hit-by-december-31)
- **Which company has best AI model end of 2026?**: Anthropic, 60%; settles Friday, 1 January 2027 (polymarket). [Market](https://polymarket.com/event/which-company-has-best-ai-model-end-of-2026)
- **Will OpenAI, Google Deepmind or Anthropic de-domicile from the UK/US before 2027?**: No, 93%; settles Tuesday, 10 November 2026 (manifold). [Market](https://manifold.markets/NathanpmYoung/will-openai-google-deepmind-or-anth)