At a glance
TEJ facts come from its API documentation, trial page, E Shop plan page and English site, read on 12 November 2026. The API documentation page is dated 7 May 2019, and the E Shop page does not state a currency. Narwhal API is owned and operated by Nusantara Ventures, LLC.
| Requirement | Narwhal API | TEJ |
|---|---|---|
| Coverage | Taiwan: about 1,980 companies, 2026 half-year reports only | Taiwan, China, Hong Kong, Thailand, the Philippines, Malaysia, Singapore, Korea and Japan, in paid databases |
| Financial statements | Standardised statements by company id | Tables by database. A trial key reaches only the trial tables |
| Free tier | $10 free every month at 50 a minute, commercial apps allowed | A trial key after phone verification: 500 calls a day, 10,000 rows a call and 50,000 rows a day |
| Paid plans | Prepaid credit, top-ups from $20. Company and filings data cost $10 per 1,000 calls | API prices are not published, and buyers contact TEJ. The E Shop lists three monthly plans at 488, 888 and 8,880, with a three-month commitment and 5 years of history |
| Limits | 50 requests a minute on free credit, 500 on paid credit. No overage charge | API documentation dated 2019: 2,000 calls a day and 3,000,000 rows a day. E Shop plans: 1,000 calls a day and 100,000 to 1,000,000 rows a day |
| Who it is for | Developers, with self-serve sign-up and prepaid credit | Banks, securities firms, companies and universities |
| Interfaces | REST and hosted MCP with 80 tools, one key for every Narwhal API | REST API with Python, R and .NET packages |
Why teams switch
You want to start without a sales call
TEJ sells paid databases through its sales team and an E Shop. Narwhal sign-up is self-serve, and the free credit covers your first calls.
Your product spans several regions
Narwhal returns one schema for the US, Japan, Korea, Taiwan, the EU and the UK, with one key and one credit balance.
When they are the better pick
TEJ is the better pick for institutional Taiwan research. Its API documentation lists operating, financial and trading data for Taiwan, China, Hong Kong, Thailand, the Philippines, Malaysia, Singapore, Korea and Japan. TEJ also sells factor datasets, earnings call transcripts, and credit risk and ESG products, and says its credit review rules are cited by over 40 banks. Narwhal has only the 2026 half-year reports for Taiwan.
Questions
Is there a free TEJ API?
TEJ gives a trial key after phone verification. It allows 500 calls a day and only the trial tables. Narwhal gives every account $10 free every month on every Narwhal API.
How much does TEJ cost?
The API pages publish no price and send buyers to TEJ. The E Shop lists three monthly plans at 488, 888 and 8,880, each with 5 years of history, and does not state a currency. Narwhal charges $10 per 1,000 calls for company and filings data.
Does Narwhal replace TEJ?
Not for deep Taiwan history, factor data or credit risk products. Narwhal covers Taiwan statements for the 2026 half year, in the same schema as five other regions.
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