According to reporting by The Wall Street Journal, Anthropic — the developer of the Claude chatbot — may inform investors that the company's total addressable market (TAM) is estimated at more than $30 trillion. Reuters notes that this figure would exceed the $28.5 trillion TAM cited in SpaceX's May IPO documents.
What the TAM estimate covers
TAM, or total addressable market, refers to the theoretical annual revenue opportunity if a product or service achieved 100% market share within the relevant market. Anthropic's estimate is based on the full set of tasks that AI models could perform or support — effectively encompassing activities that artificial intelligence could replace or augment.
Why publicizing a very large TAM matters
Communicating a TAM at this scale can serve several strategic purposes:
- it can help justify a high company valuation and major infrastructure investments;
- it can shape product development priorities;
- it can underpin the growth narrative for a planned IPO, particularly in competition with OpenAI and Google.
Earlier revenue projections
Reuters has previously reported that Anthropic is projecting roughly $190–200 billion in annual revenue by 2028. Valuation for a potential IPO would likely rely in part on such forecasts.
Comparison with SpaceX
In its May IPO filings, SpaceX described identifying what it called "the largest addressable market in human history," much of which it attributed to AI technologies. If Anthropic's reported TAM exceeds $30 trillion, it would temporarily surpass the $28.5 trillion figure cited by SpaceX.
Implications for market participants and investors
TAM comparisons between tech and aerospace companies are partly communicative: large headline numbers can influence investor expectations and IPO valuations. However, TAM represents a theoretical opportunity rather than guaranteed revenue; realizing growth depends on operational execution, market adoption, and competitive dynamics.
Sources and context
This report is based on reporting from The Wall Street Journal, with comparisons noted by Reuters. The TAM estimates from Anthropic and SpaceX form part of each company's positioning as they prepare investor materials in the run-up to potential public offerings.
