Cancellation service N°1 in United States
Contract number:
To the attention of:
Cancellation Department – Alpha Vantage
31 Saint James Ave
02116 Boston
Subject: Contract Cancellation – Certified Email Notification
Dear Sir or Madam,
I hereby notify you of my decision to terminate contract number relating to the Alpha Vantage service. This notification constitutes a firm, clear and unequivocal intention to cancel the contract, effective at the earliest possible date or in accordance with the applicable contractual notice period.
I kindly request that you take all necessary measures to:
– cease all billing from the effective date of cancellation;
– confirm in writing the proper receipt of this request;
– and, where applicable, send me the final statement or balance confirmation.
This cancellation is sent to you by certified email. The sending, timestamping and integrity of the content are established, making it equivalent proof meeting the requirements of electronic evidence. You therefore have all the necessary elements to process this cancellation properly, in accordance with the applicable principles regarding written notification and contractual freedom.
In accordance with the Consumer Rights Act 2015 and data protection regulations, I also request that you:
– delete all my personal data not necessary for your legal or accounting obligations;
– close any associated personal account;
– and confirm to me the effective deletion of data in accordance with applicable rights regarding privacy protection.
I retain a complete copy of this notification as well as proof of sending.
Yours sincerely,
18/01/2026
Cancellation Alpha Vantage: Easy Method
What is Alpha Vantage
Alpha Vantage is a provider of financial market data delivered via APIs, offering free and paid tiers for historical, intraday, and technical indicator data used by developers, traders, and researchers. The service is commonly accessed through API keys and is known for an accessible developer experience and tiered request-rate plans priced in US dollars.
How to cancel Alpha Vantage
- Sign in to the Alpha Vantage account you used to subscribe (the account tied to your billing email or API key).
- Go to the premium/subscription or billing page where your active plan is listed (the same page that shows "Cancel anytime - no questions asked").
- Choose the option to cancel the premium subscription; confirm the cancellation when prompted. Cancellation typically ends premium/high-frequency access immediately.
- Save any confirmation screen or email you receive (screenshot, confirmation ID, date/time) for your records.
- If you cannot find the subscription in your account, contact Alpha Vantage support from the same account email and include your API key, billing transaction, and screenshots to request cancellation.
What happens when you cancel
Cancellation of a premium Alpha Vantage subscription immediately ends access to high-frequency and real-time/15-minute delayed data associated with that plan. After cancellation you will revert to the free tier limits (if you retain the same API key) and you will no longer receive premium support or the higher rate limits granted by the paid plan. You may re-subscribe later and regain premium access at that time.
Will I get a refund?
Alpha Vantage’s published messaging states "Cancel anytime - no questions asked" but does not explicitly offer a refund policy or mention a statutory 14-day refund right. That language implies cancellation is supported but does not guarantee refunds for unused portions of a paid period. If you believe you were billed in error, were charged after cancelling, or have other billing disputes, you should contact Alpha Vantage support and your card issuer promptly; in some cases card issuers or local consumer protection laws may provide remediation.
Alpha Vantage plans and pricing
| Plan | Price (USD) | Period | Features |
|---|---|---|---|
| Free Tier | US$0/day | Daily limit | 25 API requests per day; limited (outputsize=compact) |
| Premium - 75 req/min | US$49.99 | Monthly | 75 API requests per minute; premium support; no daily limits |
| Premium - 150 req/min | US$99.99 | Monthly | 150 API requests per minute; premium support; no daily limits |
| Premium - 300 req/min | US$149.99 | Monthly | 300 API requests per minute; premium support; no daily limits |
| Premium - 600 req/min | US$199.99 | Monthly | 600 API requests per minute; premium support; no daily limits |
| Premium - 1200 req/min | US$249.99 | Monthly | 1200 API requests per minute; premium support; no daily limits |
Your consumer rights in Canada
Canadian consumer protection laws vary by province but generally include safeguards against unfair business practices and regulate automatic renewals and disclosure. If Alpha Vantage’s terms or billing practices are unclear or you experience difficulties cancelling or obtaining a refund, you can raise the issue with your provincial consumer protection office, request a chargeback from your bank or card provider for unauthorised or erroneous charges, and lodge complaints with relevant regulators. These statutory protections operate in addition to any contractual terms Alpha Vantage publishes.
Customer experiences
User feedback is mixed: many developers praise the free tier for accuracy on daily historical data and find the API and documentation convenient for backtesting and algorithmic work. Premium users report better support and higher rate limits. On the other hand, multiple Trustpilot reviews and online reports describe problems such as limited endpoint coverage, occasional intraday data spikes or latency, and difficulties with support and cancellation in some cases. Some users report being charged after attempting cancellation or that rate limits on free plans became more restrictive over time.
Documentation checklist
- Account email and username; API key; subscription or invoice number; payment method last 4 digits; date/time of purchase and of attempted cancellation; screenshots or saved confirmation emails; any support correspondence or ticket numbers.
Common mistakes
Common errors include cancelling the wrong account (for example you may have multiple API keys or emails), not saving a confirmation of cancellation, assuming a pro-rated refund will be automatic, and failing to check whether recurring billing is tied to a third-party payment processor. Users also sometimes forget to monitor their bank statement after cancelling; if a charge appears post-cancellation, act quickly to contact support and your card issuer.
Comparative recap
| Method | Refund | Difficulty |
|---|---|---|
| Web (direct premium subscription) | Not explicitly offered; refunds not guaranteed | Low - cancellation via the premium page is immediate and typically straightforward |
| Email / Support ticket | Not explicitly offered; case-by-case - may be considered for billing errors | Medium - requires correspondence and evidence |
| Postal (registered letter to corporate address) | Not explicitly offered; may support proof of cancellation request in disputes | High - slower and mainly useful for formal proof or escalation |
After cancelling
After you cancel, keep your cancellation confirmation and monitor your payment method for any further charges. If you see unexpected billing, contact Alpha Vantage support immediately and open a dispute with your card issuer if necessary. For reference and next steps see the Alpha Vantage website and support pages, the API documentation if you plan to continue using the free tier, and consumer protection resources for your province.
Helpful links: Alpha Vantage home, Alpha Vantage support, API documentation.
Address
Alpha Vantage Inc., 31 Saint James Ave, Boston, MA 02116, USA