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Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code:   StreamingRowsError
Exception:    CastError
Message:      Couldn't cast
firm_name: string
firm_slug: string
market_type: string
profit_split_percent: int64
max_allocation_usd: int64
min_price_usd: int64
daily_loss_limit_percent: double
max_loss_percent: double
supported_platforms: list<item: string>
  child 0, item: string
country: string
headquarters: string
years_in_operation: int64
website: string
rating: double
total_reviews: int64
promotional_offer: struct<code: string, discount_percent: double, active: bool, year: int64>
  child 0, code: string
  child 1, discount_percent: double
  child 2, active: bool
  child 3, year: int64
name: string
slug: string
description: string
ceo: string
propfirmkey_review_url: string
current_promo: struct<code: string, discount_percent: double>
  child 0, code: string
  child 1, discount_percent: double
to
{'name': Value('string'), 'slug': Value('string'), 'website': Value('string'), 'country': Value('string'), 'ceo': Value('string'), 'headquarters': Value('string'), 'years_in_operation': Value('int64'), 'rating': Value('float64'), 'total_reviews': Value('int64'), 'description': Value('string'), 'propfirmkey_review_url': Value('string'), 'current_promo': {'code': Value('string'), 'discount_percent': Value('float64')}}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/utils.py", line 99, in get_rows_or_raise
                  return get_rows(
                         ^^^^^^^^^
                File "/src/libs/libcommon/src/libcommon/utils.py", line 272, in decorator
                  return func(*args, **kwargs)
                         ^^^^^^^^^^^^^^^^^^^^^
                File "/src/services/worker/src/worker/utils.py", line 77, in get_rows
                  rows_plus_one = list(itertools.islice(ds, rows_max_number + 1))
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2690, in __iter__
                  for key, example in ex_iterable:
                                      ^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2227, in __iter__
                  for key, pa_table in self._iter_arrow():
                                       ^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2251, in _iter_arrow
                  for key, pa_table in self.ex_iterable._iter_arrow():
                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 494, in _iter_arrow
                  for key, pa_table in iterator:
                                       ^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 384, in _iter_arrow
                  for key, pa_table in self.generate_tables_fn(**gen_kwags):
                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/packaged_modules/json/json.py", line 289, in _generate_tables
                  self._cast_table(pa_table, json_field_paths=json_field_paths),
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/packaged_modules/json/json.py", line 124, in _cast_table
                  pa_table = table_cast(pa_table, self.info.features.arrow_schema)
                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2272, in table_cast
                  return cast_table_to_schema(table, schema)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2218, in cast_table_to_schema
                  raise CastError(
              datasets.table.CastError: Couldn't cast
              firm_name: string
              firm_slug: string
              market_type: string
              profit_split_percent: int64
              max_allocation_usd: int64
              min_price_usd: int64
              daily_loss_limit_percent: double
              max_loss_percent: double
              supported_platforms: list<item: string>
                child 0, item: string
              country: string
              headquarters: string
              years_in_operation: int64
              website: string
              rating: double
              total_reviews: int64
              promotional_offer: struct<code: string, discount_percent: double, active: bool, year: int64>
                child 0, code: string
                child 1, discount_percent: double
                child 2, active: bool
                child 3, year: int64
              name: string
              slug: string
              description: string
              ceo: string
              propfirmkey_review_url: string
              current_promo: struct<code: string, discount_percent: double>
                child 0, code: string
                child 1, discount_percent: double
              to
              {'name': Value('string'), 'slug': Value('string'), 'website': Value('string'), 'country': Value('string'), 'ceo': Value('string'), 'headquarters': Value('string'), 'years_in_operation': Value('int64'), 'rating': Value('float64'), 'total_reviews': Value('int64'), 'description': Value('string'), 'propfirmkey_review_url': Value('string'), 'current_promo': {'code': Value('string'), 'discount_percent': Value('float64')}}
              because column names don't match

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ThinkCapital Promo Code 2026 - 25% OFF with code PFK

Official pricing dataset for ThinkCapital proprietary trading firm, including the latest active promotional discount code for 2026.

Active Promotional Offer

Field Value
Firm ThinkCapital
Code PFK
Discount 25% OFF
Market Forex
Rating 4.2/5
Country GB

Dataset Description

This dataset contains structured information about ThinkCapital, a proprietary trading firm offering funded trading accounts for retail traders. The data includes pricing tiers, challenge rules, supported platforms, and current promotional codes.

ThinkCapital is a UK-based proprietary trading firm launched in 2024 by ThinkMarkets, a multi-regulated broker holding FCA, ASIC, and CySEC licenses. This broker-backing sets ThinkCapital apart from most prop firms, providing traders with added confidence in the firm's legitimacy and financial stability. ThinkCapital offers three challenge types — Lightning (1-step), Dual Step (2-step), and Nexus (3-step) — with account sizes from $5K to $200K and scaling potential up to $1.5M. Traders access 4,

Quick Facts

  • Max Allocation: $1,500,000
  • Profit Split: 90%
  • Starting Price: $39
  • Market Type: forex
  • Years in Operation: 2 years
  • Supported Platforms: ThinkTrader, MT5, TradingView

Usage

from datasets import load_dataset

dataset = load_dataset("propfirmkey/thinkcapital-promo-code-25-off")
print(dataset)

Files

  • pricing.csv - Challenge pricing structure
  • rules.json - Trading rules and parameters
  • metadata.json - Firm metadata and profile

Applying the Discount

To apply the 25% discount when purchasing a ThinkCapital challenge:

  1. Visit ThinkCapital official website
  2. Select your preferred challenge size
  3. Enter code PFK at checkout
  4. The 25% discount will be applied automatically

Links and References

About PropFirmKey

PropFirmKey is a comparison platform that helps traders find the best proprietary trading firms. We aggregate real-time pricing, review data, and active promotional codes from 18+ prop firms worldwide.

License

MIT License. Data provided as-is for research and informational purposes. Prices and promotional codes are subject to change. Always verify on the official firm website before purchasing.

Disclaimer

Trading proprietary firm challenges involves risk. This dataset is provided for informational purposes only and does not constitute financial advice. PropFirmKey may earn affiliate commissions when users purchase challenges through referenced links, at no additional cost to the user.

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