The Modern
Fixed Income
Data Source
Reference and pricing data on government, corporate and municipal bonds with the simplest API on the market. From sign up to data in minutes.
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Redefining Fixed Income Data
Simple licensing
Our licenses are designed to empower our clients rather than restrict them. Share with your team and clients without breaking unexpected clauses.
Fair pricing
We offer fair pricing for fixed income data that goes beyond the basics. With more features and deeper intelligence, we provide exceptional value without the excessive price tag.
User experience
A blazingly fast API with modern docs. Get your data in JSON or CSV via our API, on a per security basis or in bulk. Spend your time researching, not integrating.
Customer support
Dedicated Slack channel for direct, real-time support from our team. Speak with the founders and engineers when needed, raise issues, and provide suggestions.
On a mission to provide the most in-depth data on the bond market
We are a building the foundational features for institutional investors to streamline their analysis. Build custom curves, design indices, measure risk, and access cashflow information all within our API-first platform.
Yield To Maturity (%) |
---|
|
Reference Data | |
---|---|
ticker | T 1.875 07/31/26 |
issue_date | 2019-07-31 |
coupon | 1.875 |
currency | USD |
is_inflation_linked | false |
is_callable | false |
maturity_date | 2026-07-31 |
interest_type | fixed rate |
interest_accrual_date | 2019-07-31 |
... | ... |
Unmatched accessibility
At Terrapin, eveyrthing is built with the end user in mind. Our API is designed to be simple, fast, and easy to use. We provide modern documentation, output in JSON or CSV, and Jupyter notebooks for data exploration. Share with your team and clients without breaking unexpected clauses.
$ curl --request POST \
--url "https://terrapinfinance.com/api/v1/bond_reference" \
--header "accept: application/json" --> # text/csv to get CSV response
--header "authorization: Bearer [token]" \
--json '{"isins": ["US912828Y958"]}'
{
"data": [
{
"country_code": "US",
"coupon": 1.875,
"coupon_frequency": 2,
"currency": "USD",
"interest_accrual_convention": "act/act",
"interest_accrual_date": "2019-07-31",
"interest_type": "fixed rate",
"is_callable": false,
"is_inflation_linked": false,
"isin": "US912828Y958",
"issue_date": "2019-07-31",
"issued_amount": 33271236300
"issuer_type": "government",
"lei": "254900HROIFWPRGM1V77",
"maturity_date": "2026-07-31",
"name": "UNITED STATES DEPARTMENT OF THE TREASURY 1.875% 2026",
"sector": "public",
"ticker": "T 1.875 07/31/26",
...
}
],
"total": 1
}
Build a database from your documents with Terrapin DocX
Search, extract, and store complex information from prospectuses using our document extraction and indexation models. Unlike generic tools, our models are built specifically to tackle the complexities, idiosyncracies and naming conventions found in fixed income prospectuses, disclosures and reports. Our systems allow you to turn documents into structured databases automatically in minutes, instead of days.

{
"5.700% Fixed Rate Notes due May 23, 2028": {
"ISIN": {
"RegS": "USF29416AB40",
"Reg144A": "US28504DAB91"
},
"currency": "USD",
"fitch_rating": "BBB+",
"first_interest_payment_date": "2023-11-23",
"interest_accrual_convention": "30/360",
"integral_multiple": 1000,
"interest_frequency": 2,
"interest_payment_days": ["05-23", "11-23"],
"interest_rate": 5.7,
"interest_type": "fixed",
"is_callable": true,
"is_puttable": false,
"issue_date": "2023-05-23",
"issued_amount": 1000000000,
"issuer": "EDF S.A.",
"maturity_date": "2028-05-23",
"minimum_denomination": 200000,
"moodys_rating": "Baa1",
"snp_rating": "BBB"
},
"6.250% Fixed Rate Notes due May 23, 2033": {
"ISIN": {
"RegS": "USF29416AC23",
"Reg144A": "US28504DAC74"
},
"currency": "USD",
"fitch_rating": "BBB+",
"first_interest_payment_date": "2023-11-23",
"interest_accrual_convention": "30/360",
"integral_multiple": 1000,
"interest_frequency": 2,
"interest_payment_days": ["05-23", "11-23"],
"interest_rate": 6.25,
"interest_type": "fixed",
"is_callable": true,
"is_puttable": false,
"issue_date": "2023-05-23",
"issued_amount": 1000000000,
"issuer": "EDF S.A.",
"maturity_date": "2033-05-23",
"minimum_denomination": 200000,
"moodys_rating": "Baa1",
"snp_rating": "BBB"
},
"6.900% Fixed Rate Notes due May 23, 2053": {
"ISIN": {
"RegS": "USF29416AD06",
"Reg144A": "US28504DAD57"
},
"currency": "USD",
"fitch_rating": "BBB+",
"first_interest_payment_date": "2023-11-23",
"interest_accrual_convention": "30/360",
"integral_multiple": 1000,
"interest_frequency": 2,
"interest_payment_days": ["05-23", "11-23"],
"interest_rate": 6.9,
"interest_type": "fixed",
"is_callable": true,
"is_puttable": false,
"issue_date": "2023-05-23",
"issued_amount": 1000000000,
"issuer": "EDF S.A.",
"maturity_date": "2053-05-23",
"minimum_denomination": 200000,
"moodys_rating": "Baa1",
"snp_rating": "BBB"
}
}