CSMC 2021-NQM8 Trust ABS-15G

Exhibit 99.23

Loan Number

Original Loan Amount

Initial Rating

Final Rating

Initial Credit Rating

Final Credit Rating

Initial Compliance Rating

Final Compliance Rating

Initial Property Valuation Rating

Final Property Valuation Rating

Initial Overall Grade(Moody's)

Final Overall Grade(Moody's)

Initial Credit Grade (Moody's)

Final Credit Grade (Moody's)

Initial Property Valuation Grade (Moody's)

Final Property Valuation Grade (Moody's)

Initial Compliance Grade (Moody's)

Final Compliance Grade (Moody's)

Initial Overall Grade (S&P)

Final Overall Grade (S&P)

Initial Credit Grade (S&P)

Final Credit Grade (S&P)

Initial Property Valuation Grade (S&P)

Final Property Valuation Grade (S&P)

Initial Compliance Grade (S&P)

Final Compliance Grade (S&P)

Initial Overall Grade (Fitch)

Final Overall Grade (Fitch)

Initial Credit Grade (Fitch)

Final Credit Grade (Fitch)

Initial Property Valuation Grade (Fitch)

Final Property Valuation Grade (Fitch)

Initial Compliance Grade (Fitch)

Final Compliance Grade (Fitch)

Initial Overall Loan Grade  (DBRS Morningstar)

Final Overall Loan Grade  (DBRS Morningstar)

Initial Credit Grade (DBRS Morningstar)

Final Credit Grade (DBRS Morningstar)

Initial Property Valuation Grade (DBRS Morningstar)

Final Property Valuation Grade (DBRS Morningstar)

Initial Compliance Grade(DBRS Morningstar)

Final Compliance Grade(DBRS Morningstar)

Initial Overall Loan Grade  (KBRA)

Final Overall Loan Grade  (KBRA)

Initial Credit Grade (KBRA)

Final Credit Grade (KBRA)

Initial Property Valuation Grade (KBRA)

Final Property Valuation Grade (KBRA)

Initial Compliance Grade(KBRA)

Final Compliance Grade(KBRA)

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