Taxpert AI vs Gemini vs ChatGPT vs Perplexity 🤖

Indicator
Data Sources & Knowledge	KMK, PMK, & PSAK. Indonesian tax transaction simulations	General knowledge in global practice	General knowledge in global practice	Pulls information from various websites
Analysis & Reasoning	Designed around Indonesian business flow and tax needs	Good enough, but not focused on Indonesian context	Has not fully understood Indonesia-specific business logic	Good enough, but not focused on Indonesian context
Price	Freemium (Free 21 chat bubbles) (30,000/50 chat bubbles)	Free / $20 (ChatGPT Plus) per month	Free / $19.99 (Google One AI Premium) per month	Free / $20 (Perplexity Pro) per month
Main Function	CoreTax guidance, tax calculation and filing, simple tax planning	General AI assistant, can help with simple SP2DK drafts	General AI, summarizes information through deep research features	Answers are summaries from trusted internet sources
Tax Q&A Accuracy	82.47%	53.55%	49.33%	51.91%
Income Tax Calculation Approach	Asks for context first (PTKP, allowance, individual/corporate)	Calculates directly without asking context first, but explains assumptions used	Calculates directly and often gives answers that were not asked (over-generative)	Results vary depending on which websites are considered reliable

Data Sources & Knowledge

KMK, PMK, & PSAK. Indonesian tax transaction simulations

Analysis & Reasoning

Designed around Indonesian business flow and tax needs

Price

Freemium (Free 21 chat bubbles) (30,000/50 chat bubbles)

Main Function

CoreTax guidance, tax calculation and filing, simple tax planning

Tax Q&A Accuracy

82.47%

Income Tax Calculation Approach

Asks for context first (PTKP, allowance, individual/corporate)

Data Sources & Knowledge

General knowledge in global practice

Analysis & Reasoning

Good enough, but not focused on Indonesian context

Price

Free / $20 (ChatGPT Plus) per month

Main Function

General AI assistant, can help with simple SP2DK drafts

Tax Q&A Accuracy

53.55%

Income Tax Calculation Approach

Calculates directly without asking context first, but explains assumptions used

Data Sources & Knowledge

General knowledge in global practice

Analysis & Reasoning

Has not fully understood Indonesia-specific business logic

Price

Free / $19.99 (Google One AI Premium) per month

Main Function

General AI, summarizes information through deep research features

Tax Q&A Accuracy

49.33%

Income Tax Calculation Approach

Calculates directly and often gives answers that were not asked (over-generative)

Data Sources & Knowledge

Pulls information from various websites

Analysis & Reasoning

Good enough, but not focused on Indonesian context

Price

Free / $20 (Perplexity Pro) per month

Main Function

Answers are summaries from trusted internet sources

Tax Q&A Accuracy

51.91%

Income Tax Calculation Approach

Results vary depending on which websites are considered reliable