The change in Blackstone’s forecast, reported by the Financial Times, comes as Anthropic officially filed to go public earlier this week, triggering speculation about the impact of the large IPO on the broader AI industry. A high junk rating would make it more difficult and costly for the AI lab to raise money to fund the massive spending that has undergirded its business, including large compute-power deals it has racked up over the past 12 months that have worried investors. TechCrunch said it reached out to Anthropic and Blackstone but both declined to comment. Blackstone’s forecast is just a prediction.
Anthropic expected to receive high ‘junk’ rating after IPO, report says
Investment firm previously predicted investment-grade score for AI lab

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Analysis
Why This Matters
- A high junk rating would increase Anthropic’s borrowing costs, potentially slowing its aggressive investment in computing infrastructure.
- The downgraded expectation from Blackstone, a key investor, signals growing concern among financiers about AI labs’ spending levels and profitability.
- The outcome of Anthropic’s IPO and its credit rating could set a precedent for other AI companies seeking public-market funding.
Background
Anthropic is a leading artificial-intelligence lab best known for its Claude chatbot. It filed to go public earlier this week in what is expected to be one of the largest tech IPOs of the year. The company has struck massive compute deals, including a $63 billion chip-financing arrangement with Blackstone as anchor investor.
Key Perspectives
Blackstone: told investors it now expects Anthropic to receive a “high” junk rating (double B range) after its IPO, reversing its earlier prediction of investment-grade before 2027.
Anthropic and Blackstone: both declined to comment when contacted by TechCrunch.
What to Watch
- The actual credit rating assigned by agencies after Anthropic’s IPO, which will determine its cost of capital.
- Whether other AI companies pursuing IPOs face similar ratings scrutiny.
- Investor reaction to the IPO pricing given the changed outlook from Blackstone.
Sources
Checked
10 claims in this story checked against 1 source: 10 supported.
Show each claim
- SupportedAnthropic is expected to receive a high “junk” rating after its IPO, according to a report.TechCrunch: “Anthropic is expected to receive a high “junk” rating from credit rating agencies following its initial public offering, according to a report from the Financial Times.”
- SupportedAn investment firm had previously predicted an investment-grade rating for Anthropic.TechCrunch: “Previously, the FT notes, Blackstone had said the opposite: that the Claude-maker would receive an investment-grade rating (indicating low risk for lenders) before 2027 rolls around.”
- SupportedBlackstone told investors about its rating forecast in a recent $63 billion deal to finance Anthropic’s chips.TechCrunch: “The FT says the investment giant Blackstone, the investment giant and anchor investor in a recent $63 billion deal to finance Anthropic’s chips, told investors in the deal that it expects the AI lab to receive a “high” junk rating after its IPO.”
- SupportedBlackstone now expects Anthropic to receive a rating in the double-B range, the top tier of speculative grade.TechCrunch: “Now, Blackstone expects double B range rating, the top tier of speculative “junk” grade, according to the reporting.”
- SupportedAnthropic officially filed to go public earlier this week.TechCrunch: “Anthropic officially filed to go public earlier this week, kicking off a wave of speculation about how the massive IPO would impact the broader AI industry .”
- SupportedThe IPO filing kicked off speculation about its impact on the broader AI industry.TechCrunch: “Anthropic officially filed to go public earlier this week, kicking off a wave of speculation about how the massive IPO would impact the broader AI industry .”
- SupportedA high junk rating would make it more difficult and costly for Anthropic to raise money to fund its spending.TechCrunch: “naturally, a high junk rating would make it more difficult and costlier for Anthropic to raise the money to keep funding its massive spending that has undergirded its business.”
- SupportedAnthropic has accumulated large compute-power deals over the past 12 months, and those deals have worried investors.TechCrunch: “The lab has been on a spending spree, wracking up large compute power deals throughout the past 12 months, which has worried investors .”
- SupportedTechCrunch reached out to Anthropic and Blackstone, and both declined to comment.TechCrunch: “TechCrunch reached out to Anthropic and Blackstone but both declined to comment.”
- SupportedBlackstone’s forecast is only a prediction.TechCrunch: “Blackstone’s forecast is just a prediction”