Launch a nationwide 5G network
Delivered by the deadline
AI-confirmed · human review in progress Independent AI checks agreed on primary SEC or regulator evidence. Records are now being reviewed by hand, starting with those our customers order.
- Announced
- 25 Apr 2019
- Due
- 31 Dec 2020
- Delivered
- 31 Dec 2020
- Deadline
- Met
- Late
- Not met
- Today
What the company said
“We expect to have the first nationwide 5G network in 2020.”
What we found
Evidence strength A What the grades mean
T-Mobile confirmed in its 2020 10-K filing that its 5G network was operational and covered 280 million people across the United States as of December 31, 2020.
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A T-Mobile US, Inc. 10-K filed 2021-02-23
“Additionally, our 5G network is America’s largest, covering 1.6 million square miles, 280 million people and 9,100 cities and towns across the United States, including Puerto Rico and the U.S. Virgin Islands, as of December 31, 2020.” ✓ confirmed on the page
Market reaction: the shares moved +3.7% against the S&P 500 over the three sessions around the disclosure (22 Feb 2021 to 25 Feb 2021). What this measures
Checked 30 Sep 2026.
Commitment DNA
The structured record of this commitment. Fields the company did not state are left blank rather than guessed.
- Event type
- Commercial launch
- Indicative materiality
- Medium rules
- Action
- Launch
- Deliverable
- nationwide 5G network
- Where
- United States
- Language
- Expected (“expects”, “plans”)
- In the company’s control
- High
- Specificity
- High
How this entry was checked
- Commitment recordedThe company's words were matched word for word against the filing.
- First checkAn AI model, Gemini (Google), read the company's later filings and recorded the outcome with a quoted passage.
- Second check: agreesA different AI model, Claude (Anthropic), re-read the evidence without being told the outcome and reached the same answer.
Confirmed. This outcome counts towards the company's Kept Score. How verification works
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Report an error in this entry Reference: KI-C-2019-TMUSL-001459 · Corrections policy