Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price
Published . Updated .
Anthropic's new flagship claims Fable 5.1-level performance at a fraction of the cost—but GPT-6 Astra still beats it on two published benchmarks.
Directly affected
- No company is named in this report.
Indirectly affected
- TACU T ROWE PRICE ETF INC
GA selected TACU as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- TAXE T ROWE PRICE ETF INC
GA selected TAXE as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- TBUX T ROWE PRICE ETF INC
GA selected TBUX as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- TCAF T. ROWE PRICE CAPITAL APPRECIATION EQUITY ETF
GA selected TCAF as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- TCAL T ROWE PRICE ETF INC
GA selected TCAL as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- TCHP T ROWE PRICE ETF INC
GA selected TCHP as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
Price reaction, T-5 to T+3
Anthropic's new flagship claims Fable 5.1-level performance at a fraction of the cost—but GPT-6 Astra still beats it on two published benchmarks.
Source: Decrypt
How far T Rowe Price Etf (TACU) has moved since 22 Sep 2026
Since the first closing price after “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TACU) is +1.42%. The S&P 500 fund (SPY) is -0.17% over the same days, a +1.60% difference versus the market.
Who gains and who loses around T Rowe Price Etf (TACU)
Companies tied to this story
- TACU T Rowe Price Etf
For “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TACU) is linked, with no stored direction, medium confidence. Reason on file: GA selected TACU as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TAXE T Rowe Price Etf
For “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TAXE) is linked, with no stored direction, medium confidence. Reason on file: GA selected TAXE as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TBUX T Rowe Price Etf
For “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TBUX) is linked, with no stored direction, medium confidence. Reason on file: GA selected TBUX as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TCAF T. Rowe Price Capital Appreciation Equity Etf
For “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T. Rowe Price Capital Appreciation Equity Etf (TCAF) is linked, with no stored direction, medium confidence. Reason on file: GA selected TCAF as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TCAL T Rowe Price Etf
For “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TCAL) is linked, with no stored direction, medium confidence. Reason on file: GA selected TCAL as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- TCHP T Rowe Price Etf
In “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price,” T Rowe Price Etf (TCHP) is linked, with no stored direction, medium confidence. Reason on file: GA selected TCHP as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
T Rowe Price Etf (TACU)
The 22 Sep 2026 story “Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price” names T Rowe Price Etf (TACU) because of this story.
What ties T Rowe Price Etf (TACU) to the headline is this: GA selected TACU as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
T Rowe Price Etf (TAXE) is here too. Its reason reads: GA selected TAXE as a RELATED security because its canonical security name directly matches this event's themes: price. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
The price range for T Rowe Price Etf (TACU), and the dates in the story
TACU traded between 27.84 and 28.64 across 15 sessions. The latest close on file is 28.52. TAXE traded between 48.08 and 49.37 across 20 sessions. The latest close on file is 49.22. TBUX traded between 49.55 and 49.81 across 20 sessions. The latest close on file is 49.74.
What the saved facts support for T Rowe Price Etf (TACU)
46 out of 100
“Anthropic’s New Claude Opus 5.5 Matches Fable at 60% the Price” scores 46 out of 100. The score uses 1 sources, and 6 linked companies.